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315 verified UnitedHealthcare Gastroenterologists in Commack, NY
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
In-network providersInsurance logo
Availability last updated 09/04/2026
Availability last updated 09/04/2026

Dr. Seth Persky, MD

Gastroenterologist
4.84
·32 reviews
6 mi · 3001 Express Drive North, Suite 102, Islandia, NY 11749
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 4 more ·
Read bio
Dr. Seth Persky is an experienced gastroenterologist who practices at Northwell Health Gastroenterology-Eastern. He offers services to people in Wading River and Setauket-East Setauket, NY, and is also affiliated with Mather Hospital. Dr. Persky is committed to providing exceptional, patient-center...Click to read more
Next available: Tue, Sep 15

Dr. Taeyang Park, MD

Gastroenterologist
5.00
·11 reviews
Very knowledgeable, friendly, great bedside manners, so easy to talk. Would definitely recommend. by RPClick to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Taeyang Park, MD, is a skilled gastroenterologist at Digestive Disease Care. He provides comprehensive care, specializing in diagnostic and therapeutic endoscopic procedures to manage various digestive conditions.Click to read more
Next available: Tue, Sep 8

Dr. Alan Schuller, MD

Gastroenterologist
4.86
·110 reviews
The office space is large and complicated but the visit is top notch. Note: he is in suite #8. He was patient, attentive and pleasant. He asked all necessary questions and proceeded with steps to ensure my health concerns are met. He staff are warm and friendly. Highly recommended. He is thorough. -...Click to read more
7.5 mi · 200 W Carver St, Ste 1, Huntington, NY 11743
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in atrial fibrillation and atrial flutter + 5 more ·
Read bio
Alan M. Schuller, MD earned a B.S. with distinction from Cornell University and his Doctor of Medicine degree from the State University of New York, Upstate Medical University. He trained in Internal Medicine at Saint Luke's-Roosevelt Hospital Center in New York City and completed a Gastroenterology...Click to read more
Next available: Wed, Sep 9

Dr. H Cohn, MD

Gastroenterologist
4.94
·36 reviews
The experience at the office was great. I love the doctor. He took his time. Discussed everything and I left very satisfied. - Nov 17, 2025 by Juliana C.Click to read more
6 mi · 3001 Express Drive North, Suite 102, Islandia, NY 11749
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in acid reflux + 5 more ·
Read bio
Dr. Cohn completed his residency in internal medicine at Boston University Medical Center before beginning his NIH-sponsored fellowship in gastroenterology at Case Western University School of Medicine's flagship teaching hospital, University Hospitals Cleveland Medical Center. Though Dr. Cohn enjoy...Click to read more
Next available: Tue, Sep 22

Dr. Ilya Badalov, MD

Gastroenterologist
4.64
·133 reviews
it was a pretty solid, straightforward experience, with no surprised - Apr 8, 2023 by Leonardo E.Click to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in colonoscopy + 1 more
Next available: Wed, Sep 9

Dr. Preeti Mehta, MD

Gastroenterologist
4.83
·1715 reviews
Dr. Mehta is such a great doctor with wonderful bedside manners. She is thorough and very knowledgeable! - Feb 11, 2019 by Antonia P.Click to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in stomach and duodenal inflammation + 8 more ·
Read bio
**Please note - We are only able to see patients over the age of 18.** Dr. Mehta is board certified by the American Board of Internal Medicine in the specialties of Internal Medicine and Gastroenterology & Hepatology. She is currently the Director of the Liver Clinic and Hepatology at New York Hos...Click to read more
Next available: Thu, Sep 10

Dr. Soren Gandhi, MD

Gastroenterologist
4.73
·75 reviews
First time at Dr Gandhi’s office. He seems proffesional.Office was very clean,staff friendly,overal 10 stars from me. - Aug 13, 2025 by Elda T.Click to read more
11.5 mi · 575 Underhill Blvd, Suite 200, Syosset, NY 11791
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in acid reflux + 4 more ·
Read bio
Dr. Soren Gandhi is excited to be practicing on Long Island in his hometown of Syosset. He enjoys serving his community and helping guide people to live their healthiest lives. His areas of clinical expertise include colon cancer screening, acid reflux, constipation, and hemorrhoid management. He is...Click to read more
Next available: today

Dr. Mark Nyitray, DO

Gastroenterologist
4.89
·38 reviews
Comprehensive, easy to understand directions were given, opportunity to ask questions. by LAClick to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic inflammatory bowel disease (ibd) + 7 more ·
Read bio
Dr. Mark Nyitray is a highly experienced, board-certified gastroenterologist at Digestive Disease Care, specializing in the diagnosis and treatment of gastrointestinal and hepatobiliary disorders. With over 29 years of expertise, he provides compassionate care to help patients manage complex digesti...Click to read more
Next available: Fri, Sep 11

Dr. Derek Gindi, MD

Gastroenterologist
5.00
·2 reviews
Great experience. From the front desk, MA/Nurse, and Dr. Gindi. Everyone was friendly and welcoming, and Dr. Gindi’s bedside manner was incredible. He took his time to answer all questions and be great feedback. - Jul 22, 2026 by Frank P.Click to read more
6 mi · 3001 Express Drive North, Suite 102, Islandia, NY 11749
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Derek Gindi is a gastroenterologist dedicated to providing exceptional, patient-centered care for a full spectrum of digestive disorders. He sees patients at Northwell Health Gastroenterology-Eastern in Wading River and Setauket- East Setauket, NY. Dr. Gindi's practice philosophy emphasizes cle...Click to read more
Next available: Mon, Oct 26

Dr. Timothy Wong, MD

Gastroenterologist
4.73
·134 reviews
One of the best Gastrologist in town and very smart and helpful at what he does! - May 17, 2016 by Jeremiah S.Click to read more
11.5 mi · 175 Jericho Tpke suite 200, Syosset, NY 11791
In-network · UnitedHealthcare
Accepting new patients · Expertise in chronic indigestion without clear cause + 1 more ·
Read bio
*Please be aware that we have a 24-hour cancellation policy.* Dr. Wong is board certified in Internal Medicine and Gastroenterology. He earned his Doctor of Medicine from the State University of New York, Downstate Medical Center. He completed his internship and residency in Internal Medicine at Be...Click to read more
Next available: today

Dr. Paul Pervil, MD

Gastroenterologist
4.98
·62 reviews
Professional, knowledgeable and friendly staff. Over the years, I have always had faith in Dr. Pervil as a thorough and caring doctor, and will continue recommending him to all! - Mar 28, 2024 by Lorraine M.Click to read more
11.5 mi · 575 Underhill Blvd, Suite 200, Syosset, NY 11791
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait timeExpertise in acute stomach inflammation/infection + 5 more
Next available: today

Dr. Andrew Blank, MD

Gastroenterologist
4.84
·716 reviews
Had a great first appointment. Dr. Blank was very straight-forwarded and asked all of the right questions. - Sep 12, 2013Click to read more
11.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait timeExpertise in acute hemorrhoids + 5 more
Next available: Wed, Sep 9

Dr. Syeda Hossain, MD

Gastroenterologist
4.85
·264 reviews
She was so sweet and patient and took time to really explain everything to me! Highly recommend her to everyone! - May 2, 2024 by Malarie M.Click to read more
11.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
In-network · UnitedHealthcare
Accepting new patients · 21 years of experience · Highly recommended · Excellent wait time · Expertise in acid reflux + 5 more ·
Read bio
Dr. Syeda Hossain is a diligent and reliable gastroenterologist caring for the Nesconset, NY community. Dr. Hossain obtained her medical degree from New York Medical College. She completed her residency in internal medicine at Massachusetts General Hospital. She then finished her fellowship in gastr...Click to read more
Next available: Wed, Sep 9

Dr. Robert Hitscherich, MD

Gastroenterologist
4.96
·57 reviews
Great doctor - Dec 16, 2025 by Diana G.Click to read more
9 mi · 1600 Old Country Rd,, Plainview,, NY 11803
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 5 more ·
Read bio
Robert M. Hitscherich, MD, is a Board-Certified Gastroenterologist and Internal Medicine physician. He earned his Doctor of Medicine degree from Tufts University. He completed his internship at Cornell University and a three-year medical residency at New York Presbyterian Hospital. Dr. Hitscherich s...Click to read more
Next available: Wed, Oct 7

Dr. Mejdi Ahmad, MD

Gastroenterologist
4.84
·44 reviews
What really caught my attention was the gentleman who spoke with me before the doctor arrived. He was very attentive, patient, and had an excellent bedside manner.Click to read more
11.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
In-network · UnitedHealthcare
Accepting new patients · Expertise in irritable bowel syndrome (ibs) + 4 more ·
Read bio
Mejdi Ahmad, MD received his undergraduate degree from Brooklyn College, and graduated magna cum laude with a Bachelor of Science degree in biology. He then obtained his medical degree from SUNY Health Science Center at Brooklyn and completed his internal medicine residency at North Shore University...Click to read more
Next available: Wed, Sep 9

Dimitri Ghecas, PA-C

Physician Assistant
5.00
·27 reviews
I just became a patient there! - Jul 31, 2025 by Susan V.Click to read more
10.5 mi · 1070 Old Country Rd, Plainview, NY 11803
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute sinusitis + 7 more ·
Read bio
Dimitri Ghecas is a Primary Care and Family Medicine specialist located in Plainview, NY. He joined Heart and Health Medical of Plainview in March 2026. Dimitri has been practicing primary care since 1997 and has a diverse educational background, having completed his Physician Assistant training a...Click to read more
Next available: today

Dr. William Cohn, MD

Gastroenterologist
4.94
·33 reviews
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic indigestion without clear cause + 5 more ·
Read bio
Dr. William Cohn is a highly regarded gastroenterologist. He practices at Northwell Health Gastroenterology - Eastern, serving patients in Wading River and Setauket-East Setauket, NY. He earned his medical degree from VCU School of Medicine, where he also completed his residency in internal medicine...Click to read more
Next available: Wed, Oct 7

Dr. Theodore Perlman, MD

Gastroenterologist
4.86
·106 reviews
Good. Dr. Perlman listens to all my concerns. by SGClick to read more
14.5 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in irritable bowel syndrome (ibs) + 3 more ·
Read bio
Theodore Perlman MD is a Board Certified Gastroenterologist and Internist. He is fluent in Hebrew, English and speaks conversational Hungarian. Dr. Perlman attended Semmelweis University School of Medicine in Hungary. Dr. Perlman completed both his residency and internship at Nassau University Medi...Click to read more
Next available: Tue, Sep 8

Dr. Adam Beckerman, MD

Gastroenterologist
4.88
·129 reviews
Awesome. Always a pleasure to see doctor Beckerman. by TFClick to read more
14.5 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in acute gastrointestinal bleeding + 6 more ·
Read bio
Adam H. Beckerman MD is Board Certified in Gastroenterology and Internal Medicine. Dr. Beckerman received the George M. Jaffin Scholarly Activity Award and is an honored member of Top Gastroenterologists. Dr. Beckerman completed his internship and residency at North Shore University Hospital, Corne...Click to read more
Next available: Tue, Sep 8

Dr. Corina Serer, MD

Gastroenterologist
4.79
·152 reviews
Listens to your issues and answers your questions. - Feb 4, 2025 by Judith W.Click to read more
14.5 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic indigestion without clear cause + 6 more ·
Read bio
Corina Serer, MD, AGF, has been in practice since 2000. She earned her medical degree from Universitatea de Medicina și Farmacie Carol Davila Facultatea de Medicina. She completed her internship at Flushing Hospital Medical Center and her fellowship at New York Hospital Queens. Dr. Serer believes in...Click to read more
Next available: Mon, Sep 14

Dr. Christopher Tomaino, MD

Gastroenterologist
4.81
·72 reviews
Staff was friendly very welcoming! Dr. Tomaino was professional. Great bedside manner! by JCClick to read more
15.5 mi · 153 N Ocean Ave, Patchogue, NY 11772
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 5 more ·
Read bio
Christopher Tomaino, MD, a board-certified gastroenterologist at East Coast Gastroenterology and Endoscopy in Patchogue, New York, offers comprehensive care for a variety of gastrointestinal symptoms and disorders. Dr. Tomaino earned his Doctor of Medicine degree from the American University of the ...Click to read more
Next available: Wed, Sep 9

Dr. Tricia Narine, MD

Family Physician
4.68
·87 reviews
Amazing doctor! She is very thorough with her evaluation of your symptoms and also takes into consideration all factors before finalizing treatment plan. She also ensures all patients feels comfortable and welcome. Would highly recommend!! by JKClick to read more
10.5 mi · 1070 Old Country Rd, Plainview, NY 11803
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute urinary tract infection + 4 more ·
Read bio
Dr. Tricia Narine is a highly trusted family physician. She offers in-person services at Heart and Health Medical in Plainview, New York. As part of her formal education and training, Dr. Narine completed a medical degree at Albany Medical College and a residency in family medicine at Jamaica Hospi...Click to read more
Next available: Thu, Sep 10

Dr. Christine Chen, DO

Gastroenterologist
4.82
·301 reviews
Dr Chen listens and explained all my questions. Namrarta explained procedure prep. Friendly staff. Would recommend - Sep 22, 2023 by Raveendran G.Click to read more
19.5 mi · 137 Willis Ave, 2nd Fl, Mineola, NY 11501
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in colonoscopy ·
Read bio
Dr. Christine Chen received her medical degree from Rowan University School of Osteopathic Medicine. During medical school, she was recognized for her compassionate patient care and was inducted into the Gold Humanism Honor Society. Dr. Chen then completed her internship and residency in internal me...Click to read more
Next available: today

Dr. Anthony Razzano, MD

Gastroenterologist
4.95
·212 reviews
excellent dr patience and thorough explanation knowledgeable going backClick to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in colonoscopy + 4 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office.Click to read more
Next available: Fri, Sep 18

Dr. Jarred Marshak, MD

Gastroenterologist
4.88
·186 reviews
Great listener, didn't feel rushed, I was seen in about 15 minutes. The staff were all very friendlyClick to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in colonoscopy + 7 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Skilled with the intricacies of gastroenterology, Dr. Jarred Marshak received his medical degree from the American University of the Caribbean School of Medicine. S...Click to read more
Next available: Tue, Sep 22

Dr. Asad Butt, MD

Geriatrician
4.63
·746 reviews
The doctor made me feel like I mattered, he was very informative and honest. - Jul 7, 2024 by Jose C.Click to read more
15.5 mi · 369 Middle Country Rd, Coram, NY 11727
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients ·
Read bio
Asad Butt is a Family Medicine physician at our Highland Valley Medical Care office. He earned his Doctor of Medicine from the University of Toledo and completed his Family Medicine residency at Corewell Health Lakeland Hospitals - St. Joseph Hospital. Dr. Butt also holds a bachelor's degree from Ca...Click to read more
Next available: today

Dr. Jacqueline Forman, MD

Gastroenterologist
4.83
·93 reviews
Dr. Forman listened to my concerns and answered all questions with patience and clarity. - May 4, 2026 by Jiji G.Click to read more
22 mi · 310 E Shore Road, Suite 206, Great Neck, NY 11023
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in irritable bowel syndrome (ibs) + 3 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office.Click to read more
Next available: Tue, Sep 8

Dr. Jordan Rush, MD

Gastroenterologist
4.94
·274 reviews
Very knowledgeable and caring doctor who took the time to answer all of my questions. Highly recommended.Click to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
In-network · UnitedHealthcare
Accepting new patients · 17 years of experience · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 5 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. **Please include your insurance at time of booking so we can verify prior to your visit.** Dr. Jordan Rush is a gastroenterologist treating patients in Wantagh, ...Click to read more
Next available: Thu, Oct 1

Dr. Carly Barth, MD

Gastroenterologist
4.91
·403 reviews
The wait was pretty long, but she was professional, thorough, and nice. - Feb 19, 2019 by Robin G.Click to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acid reflux + 3 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Certified by the American Board of Internal Medicine, Dr. Carly Barth is a skilled gastroenterologist. Patients visit her at Long Island Gastroenterology Specialist...Click to read more
Next available: Mon, Oct 5

Jenna Sonnenberg, RN, NP

Nurse Practitioner (Gastroenterology)
4.97
·33 reviews
Excelente atención would definitely recommend - Apr 17, 2026 by Glenda R.Click to read more
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Ms. Jenna Sonnenberg is a skilled adult nurse practitioner. She provides care at Northwell Health Gastroenterology - Eastern in Wading River and Setauket-East Setauket, NY. She earned her bachelor's degree from UNM Hospital and her master's degree in adult nurse practitioner from Stony Brook Univer...Click to read more
Next available: Fri, Sep 18

Dr. Shirley Johnson, MD

Gastroenterologist
4.83
·461 reviews
I am so glad to have chosen Dr Shirley. Absolutely great vusit. I highly reccomend. Everyone was great - Mar 13, 2021 by Walletta E.Click to read more
19.5 mi · 137 Willis Ave, 2nd Fl, Mineola, NY 11501
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in upper gi endoscopy + 1 more ·
Read bio
Dr. Shirley Johnson-Hall is an experienced gastroenterologist practicing at Digestive Disease Care in New Hyde Park, NY. She primarily sees patients for abdominal pain, diarrhea, and hemorrhoids. Dr. Hall earned her Doctor of Medicine degree from the State University of New York, Downstate Medical ...Click to read more
Next available: Fri, Sep 11

Dr. Andrew Marshall, MD

Gastroenterologist
4.72
·123 reviews
Great friendly doctor! Switched my PCP right after leaving. - Feb 18, 2026 by Jasper R.Click to read more
24.5 mi · 1800 Rockaway Ave, Ste 201, Hewlett, NY 11557
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic high blood pressure + 9 more ·
Read bio
Andrew Marshall, MD has 25 years of experience in practice. He is Board Certified in Internal Medicine and Gastroenterology. He graduated from Emory University in 1988, and received his MD from The Mount Sinai School of Medicine in 1992. Dr. Marshall completed his internship residency training in In...Click to read more
Next available: today

Dr. Alan Sandberg, MD

Gastroenterologist
4.91
·580 reviews
One of the best doctors in his field. Very thorough and will answer all your questions. - Aug 2, 2018 by Kevin D.Click to read more
21.5 mi · 1991 Marcus Ave, Ste M200, North New Hyde Park, NY 11042
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in acute hemorrhoids + 8 more ·
Read bio
** Please note - We are only able to see patients over the age of 18.** Alan Sandberg is an interested and qualified gastroenterologist serving the communities of Forest Hills and New Hyde Park, NY. He attended the State University of New York, Stony Brook, where he received his medical degree. H...Click to read more
Next available: Tue, Sep 8

Dr. Mikhail Grzhibek, MD

Primary Care Doctor
4.78
·36 reviews
-Always know I will be in good hands, intelligent caring Doctor- execellent care. by MPClick to read more
17.5 mi · 285 Sills Rd Bldg 4, Ste D, East Patchogue, NY 11772
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 23 years of experience · Excellent wait time · Expertise in underactive thyroid + 9 more ·
Read bio
Dr. Mikhail Grzhibek is a primary care doctor who sees patients in person at his private practice in East Patchogue, NY. He welcomes people with common illnesses, chronic diseases, mental health issues, and minor injuries that affect their quality of life. Dr. Grzhibek also provides virtual consult...Click to read more
Next available: Wed, Sep 9

Dr. Arlene Garcia, MD

Gastroenterologist
4.79
·404 reviews
I would return to see Dr. Garcia who was knowledgeable, pleasant, sensitive, and a good listener. - Sep 4, 2025Click to read more
21.5 mi · 1575 Hillside Ave, Ste 301, New Hyde Park, NY 11040
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in colonoscopy + 1 more ·
Read bio
Dr. Arlene Garcia is a skilled and experienced gastroenterologist. She sees patients in person at Digestive Disease Care in Forest Hills, New York, and is certified by the American Board of Internal Medicine. Dr. Garcia acquired a bachelor's degree from Syracuse University and a medical degree from...Click to read more
Next available: Wed, Sep 9

Dr. Haseeb Ahmed, MD

Gastroenterologist
4.89
·115 reviews
Really appreciated his patience with all my concerns, especially as a younger, slightly neurotic patient for this type of procedure. - Mar 28, 2024 by Daniel G.Click to read more
22 mi · 2800 Marcus Ave, Ste 201, New Hyde Park, NY 11042
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 4 more ·
Read bio
Haseeb Ahmed, MD's practice encompasses all aspects of general gastroenterology and hepatology, including colon cancer screening, GERD, constipation, diarrhea, gas, and abdominal pain. He earned his Doctor of Medicine degree from the State University of New York, Downstate Medical Center, and comple...Click to read more
Next available: Tue, Sep 8

Dr. Raymond Diaz, MD

Gastroenterologist
4.60
·10 reviews
The staff throughout the entire office were extremely friendly. The Dr. Diaz listened to all of my concerns and immediately set me up with follow-up testing and another referral. He was very understanding and knowledgable and I would highly recommend him. - Jan 26, 2025Click to read more
21.5 mi · 1575 Hillside Ave, Ste 301, New Hyde Park, NY 11040
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in colonoscopy + 1 more ·
Read bio
Dr. Raymond Diaz is an experienced gastroenterologist in New Hyde Park, NY. He practices at Digestive Disease Care and is affiliated with North Shore University Hospital. Dr. Diaz earned his medical degree from the State University of New York, Downstate Medical Center. He then completed a residenc...Click to read more
Next available: Thu, Sep 10

Avigail Itzkowitz, APRN, NP

Nurse Practitioner (Gastroenterology)
5.00
·23 reviews
Office is clean, well run and the girls at the front desk were very efficient and very friendly. The NP was very good and listened well and communicated well. She is following up with appropriate tests and I’m very happy with her. - Oct 21, 2025 by Joanne L.Click to read more
15 mi · 187 Veterans Blvd, Massapequa, NY 11758
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Ms. Avigail Itzkowitz is a committed nurse practitioner specializing in gastroenterology. She practices at Gastrointestinal Care of Long Island, PC, in Massapequa, ...Click to read more
Next available: Fri, Sep 11

Dr. Mordecai A Dicker, MD

Gastroenterologist
4.83
·59 reviews
Dr. Dicker is very knowledgeable and attentive. He explains procedures throughly. - Sep 6, 2024 by Yejee P.Click to read more
22 mi · 233 E Shore Rd, Ste 101, Great Neck, NY 11023
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in acid reflux + 6 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Dr. Dicker earned his Doctor of Medicine from NYU Grossman School of Medicine. He completed his internship, residency, and fellowship at NYC Health + Hospitals / Be...Click to read more
Next available: Tue, Sep 8

Dr. Alan Sloyer, MD

Gastroenterologist
4.97
·67 reviews
Great doctor with a good bedside manner. They made me feel so comfortable. - Aug 20, 2025 by Suzan R.Click to read more
22 mi · 233 E Shore Rd, Ste 101, Great Neck, NY 11023
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in diverticulosis (outpouchings) of intestine + 8 more ·
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Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Dr. Sloyer is an award-winning photographer specializing in travel, landscape, and street photography. He has been fortunate to travel to unique destinations and ex...Click to read more
Next available: Tue, Sep 8
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1-3 days

Average time it takes to be seen by a provider

Doctor
100k

Verified providers with a 4.8 average rating

Primary Care Physician
15+ years

In the business of finding quality care for patients

Patients trust Zocdoc
I will recommend Zocdoc to everyone, Excellent experience, very friendly, Top 5 STARS.
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I had a great experience! It’s a lot easier to go for services on Zocdoc than setting something in person at a private office.
Stephanie P
10/10!!!! I woke up on Sunday with severe wisdom tooth pain. I was able to make an early appointment Monday morning...So so happy with my experience!
Lauren K
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Frequently asked questions

How can I make a same-day appointment with a Gastroenterologist in Commack who takes UnitedHealthcare insurance?

On average, patients who use Zocdoc can search for a Gastroenterologist in Commack who takes UnitedHealthcare insurance, book an appointment, and see the Gastroenterologist within 24 hours. Same-day appointments are often available, you can search for real-time availability of Gastroenterologists in Commack who accept UnitedHealthcare insurance and make an appointment online.

How can I find a Gastroenterologist in Commack who takes UnitedHealthcare?

Zocdoc lets you search specifically for a Gastroenterologist in Commack who takes UnitedHealthcare. Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.

How can I book an appointment online with a UnitedHealthcare Gastroenterologist in Commack?

Zocdoc is a free online service that helps patients find UnitedHealthcare Gastroenterologists in Commack and book appointments instantly. You can search for UnitedHealthcare Gastroenterologists in Commack by symptom or visit reason. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.

How can I find a female Gastroenterologist in Commack who takes UnitedHealthcare insurance?

When you search for UnitedHealthcare Gastroenterologists in Commack on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see UnitedHealthcare Gastroenterologists in Commack who match your preferences.

How can I find a UnitedHealthcare Gastroenterologist in Commack who sees patients after hours?

On Zocdoc, you can search specifically for UnitedHealthcare Gastroenterologists in Commack with availability after 5 p.m.

How can I find a top-rated UnitedHealthcare Gastroenterologist in Commack?

You can use Zocdoc to find UnitedHealthcare Gastroenterologists in Commack who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.

How can I find a video visit with a Gastroenterologist online in Commack?

Gastroenterologists in Commack on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Gastroenterologists who offer video visits.

Are video visits with a Gastroenterologist online covered by UnitedHealthcare?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Gastroenterologists in Commack who accept UnitedHealthcare for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.

How can I find a UnitedHealthcare Gastroenterologist in Commack who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Gastroenterologist who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.

How can I find a UnitedHealthcare Gastroenterologist in Commack who sees patients during the weekend?

Zocdoc let's you see real-time availability for UnitedHealthcare Gastroenterologists in Commack. Many UnitedHealthcare Gastroenterologists offer appointments on Saturdays and Sundays.

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        Zocdoc›Gastroenterologists›Long Island, NY›Commack, NY›UnitedHealthcare