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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 09/30/2026
Availability last updated 09/30/2026

Dr. Alan Schuller, MD

Gastroenterologist
4.86
·110 reviews
Seemed very friendly and professional w/a good office staff. I’d recommend. - May 27, 2026 by Timothy M.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: today

Dr. Derek Gindi, MD

Gastroenterologist
5.00
·4 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. 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, Nov 17

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. Adam Beckerman, MD

Gastroenterologist
4.89
·132 reviews
Listened well and made me feel comfortable. I recommend him. - Dec 30, 2019Click 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: today

Dr. Paul Pervil, MD

Gastroenterologist
4.98
·62 reviews
Great experience with this Doctor Pervil and office staff. He's thorough and a good listener. - Dec 29, 2025 by Helene L.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: Fri, Oct 2

Dr. Timothy Wong, MD

Gastroenterologist
4.73
·134 reviews
smart, great bedside manner, put me very much at ease. Would highly recommend .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: Fri, Oct 2

Dr. Robert Hitscherich, MD

Gastroenterologist
4.97
·58 reviews
He listened! - Mar 5, 2026 by Richard J.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 21

Dr. Andrea Sacknoff, MD

Gastroenterologist
4.45
·65 reviews
Everything went as expected! - Nov 6, 2024 by Natale D.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 · Excellent wait time · Expertise in acid reflux + 1 more ·
Read bio
Andrea Sacknoff, MD, is Board Certified in Internal Medicine and Gastroenterology. She earned her Doctor of Medicine from New York Medical College. Dr. Sacknoff completed her internship and fellowship at Lenox Hill Hospital, where her fellowship included the world-renowned Inflammatory Bowel Disease...Click to read more

Dr. Theodore Perlman, MD

Gastroenterologist
4.86
·107 reviews
The Doctor is a very nice person, understanding, good mood. The staff also is very good, highly respectful - Jun 20, 2025 by Marie V.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 · 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: today

Dimitri Ghecas, PA-C

Physician Assistant
5.00
·27 reviews
Dr. Dimitri Ghecas was professional, compassionate and helpful.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: Fri, Oct 2

Dr. H Cohn, MD

Gastroenterologist
4.86
·37 reviews
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
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, Oct 20

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, Nov 11

Dr. Corina Serer, MD

Gastroenterologist
4.79
·152 reviews
Very friendly and professional environment. Explained things clearly. - Dec 4, 2024 by Norman R.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, Oct 12

Dr. Tricia Narine, MD

Family Physician
4.67
·91 reviews
Great experience! - Nov 23, 2024 by Alison S.Click to read more
10.5 mi · 1070 Old Country Rd, Plainview, NY 11803
In-network · UnitedHealthcare
Accepting new patients · 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: tomorrow

Dr. Carly Barth, MD

Gastroenterologist
4.91
·405 reviews
The staff was very friendly and helpful. When I meet the Dr. I just felt very uncomfortable.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: tomorrow

Dr. Jarred Marshak, MD

Gastroenterologist
4.88
·187 reviews
Dr. Marshal is incredibly kind and attentive. He listens carefully and always makes me feel at ease. - Apr 27, 2026 by Jennifer S.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 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, Oct 6

Dr. Anthony Razzano, MD

Gastroenterologist
4.95
·216 reviews
I was happy with my appointment and the doctor was very easy to talk to and informative. - Sep 26, 2025 by Michael A.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 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: Mon, Oct 5

Dr. Christopher Tomaino, MD

Gastroenterologist
4.82
·76 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 · 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: Mon, Oct 19

Dr. Jordan Rush, MD

Gastroenterologist
4.94
·276 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: Tue, Oct 13

Dr. Asad Butt, MD

Geriatrician
4.61
·775 reviews
Great doctor, will look into making him my primary due to his excellent attention and understanding. - Jun 30, 2024 by Jamal W.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

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, Oct 16

Dr. Chandhini Ramaiah, MD

Gastroenterologist
4.68
·47 reviews
Very professional and listening to your complaints. - Feb 5, 2025 by Ronald B.Click to read more
22.5 mi · 560 Northern Blvd, Great Neck, NY 11021
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Excellent wait time
Next available: today

Dr. Susan Ramdhaney, MD

Gastroenterologist
5.00
·1 review
22 mi · 1155 Northern Blvd, Manhasset, NY 11030
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25 years of experience · Highly recommended · Excellent wait time · Expertise in colonoscopy ·
Read bio
Dr. Susan Ramdhaney began practicing as a Gastroenterologist in 2008 and joined Mount Sinai in 2023. After completing her undergraduate studies at McGill University in Quebec, Dr. Ramdhaney earned her medical degree from St. George's University School of Medicine in Grenada. She then completed her r...Click to read more
Next available: today

Karen Belleh, PA

Physician Assistant (Gastroenterology)
3.67
·3 reviews
Very good dr. Clear and specific details about the consultation. - Sep 28, 2026 by Ilda J.Click to read more
15.5 mi · 153 N Ocean Ave, Patchogue, NY 11772
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Ms. Karen Belleh is a physician assistant who specializes in gastroenterology. She offers in-person services at East Coast Gastroenterology & Endoscopy in Patchogue, New York. As part of her formal education, Ms. Belleh acquired a master's degree in advanced physician assistant studies from Stony B...Click to read more
Next available: today

Dr. Jacqueline Forman, MD

Gastroenterologist
4.83
·96 reviews
Excellent rapoire by the Dr. - Aug 14, 2025 by Marilyn M.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: today

Dr. Haseeb Ahmed, MD

Gastroenterologist
4.89
·117 reviews
He was very patient and thorough! Me was eager to get to the root cause of my sons issues. - Mar 25, 2025 by John R.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: today

Dr. Andrew Marshall, MD

Gastroenterologist
4.71
·125 reviews
Very, very good doctor and very good office staff. Clean, comfortable, friendly and professional. - Jun 19, 2025 by Jacob C.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. Harold Lipsky, MD

Gastroenterologist
4.73
·111 reviews
Dr Lipsky makes you feel relaxed and is easy to speak with. His diagnosis was right on the mark. Highly recommended! - Jul 15, 2025 by Yigal R.Click to read more
23.5 mi · 360 Merrick Rd, Ste 320, Lynbrook, NY 11563
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in gastroenteritis + 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. HAROLD LIPSKY is Board Certified in Gastroenterology and Internal Medicine. A native of Brooklyn, N.Y., he attended SUNY Downstate Medical School. He completed ...Click to read more
Next available: today

Dr. Richard Toussaint, MD

Internist
13 mi · 3 Boyle Rd, Selden, NY 11784
In-network · UnitedHealthcare
Accepting new patients ·
Read bio
Richard Toussaint is an Internal Medicine physician and hospitalist. He earned his medical degree at Faculte des Sciences of Universite Quisqueya and completed his Residence at St John’s Episcopal Hospital in Queens. Compassionate and dedicated Physician with 14 years of clinical experience deliver...Click to read more
Next available: Wed, Oct 21

Dr. Mikhail Grzhibek, MD

Primary Care Doctor
4.79
·39 reviews
Very professional & easy to understand. by TSClick 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: today

Dr. Ellen Haig, MD

Gastroenterologist
5.00
·45 reviews
Very thorough, not rushed, listened carefully to my concerns - May 6, 2025 by Laura N.Click to read more
22.5 mi · 2 Lincoln Ave, Ste 201, Rockville Centre, NY 11570
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait timeExpertise in acute gastrointestinal bleeding + 6 more
Next available: today

Dr. Eric Zhao, MD

Gastroenterologist
5.00
·15 reviews
Newtown Gastroenterology is a brand new facility! The office staff and doctors are very caring. My needs were heard and my collective medical history was thoroughly analyzed to determine the next steps, clinically. I will definitely come back again! - Aug 14, 2026 by Valencia S.Click to read more
23 mi · 450 Northern Blvd, Great Neck, NY 11021
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Eric Zhao is a gastroenterologist committed to providing thoughtful, patient-centered care for a wide range of digestive and liver conditions. He earned his medical degree from Rutgers New Jersey Medical School, completed his internal medicine residency at Rutgers Robert Wood Johnson, and went o...Click to read more
Next available: tomorrow

Dr. Howard Rattner, MD

Gastroenterologist
4.90
·72 reviews
Dr did not rush, listen, ask questions and encourage us to ask question and explain the situation.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 irritable bowel syndrome (ibs) + 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: Tue, Oct 6

Avigail Itzkowitz, APRN, NP

Nurse Practitioner (Gastroenterology)
5.00
·24 reviews
The service was great. I was seen very fast and Avigail Itzkowitz was very professional. Some things arent easy to say out loud but she made it easy to explain what i was going through. I would recommend her and her office to anyone. - Jul 23, 2025 by Matthew D.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: Tue, Oct 13

Dr. Alan Sloyer, MD

Gastroenterologist
4.97
·67 reviews
Great experience. My son was diagnosed with IBS. He treated him and my son feels so much better - Aug 2, 2026 by John 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 ·
Read bio
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: Wed, Oct 7

Dr. Frederick Rozenshteyn, MD

Gastroenterologist
4.00
·1 review
20 mi · 32 Strawberry Hill Ct 4th Fl, Ste 6, Stamford, CT 06902
In-network · UnitedHealthcare
Accepting new patients · Excellent wait time ·
Read bio
Dr. Rozenshteyn grew up in northern New Jersey before moving to the Boston area for college at Brandeis University, followed by medical school at Tufts University School of Medicine. After medical school, he moved to New York City to complete his internal medicine training at Mount Sinai Beth Israel...Click to read more
Next available: Fri, Dec 4

Dr. Jamil Alexis, MD

Gastroenterologist
5.00
·1 review
Dr. Alexis was amazing, so helpful and kind. He was very clear in his communication and he's bilingual, so my mom could understand what he was saying and ask her own questions. he took in all of our concerns and addressed them appropriately - Sep 1, 2026 by Lucila R.Click to read more
20 mi · 32 Strawberry Hill Ct 4th Fl, Ste 6, Stamford, CT 06902
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Jamil Alexis is a gastroenterologist who diagnoses and treats a wide range of disorders affecting the stomach, small intestine, colon, pancreas, liver, and gallbladder. He has a particular interest in conditions such as gastroesophageal reflux disease (GERD), eosinophilic esophagitis (EoE), infl...Click to read more
Next available: Mon, Dec 21

Dr. Rahila Pervez, MD

Internist
5.00
·6 reviews
Professional and courteous experience. by MJClick to read more
15.5 mi · 369 Middle Country Rd, Coram, NY 11727
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Rahila Pervez, MD is an Internal Medicine provider serving the community of Long island New York. Dr. Rahila Pervez earned her medical degree from the American University of the Caribbean School of Medicine in the West Indies, and has completed her residency in Internal Medicine in Wyckoff Heigh...Click to read more
Next available: Thu, Oct 15

Dr. Lay Acharya, MD

Internist
4.83
·187 reviews
Yes awesome experience just wait time was very long and no WiFi - Aug 11, 2026 by Ava R.Click to read more
19.5 mi · 137 Willis Ave, Ste 110, Mineola, NY 11501
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in high cholesterol + 2 more ·
Read bio
Dr. Lay Acharya is an experienced internist. She practices at Northeast Primary Care Physicians in Mineola, NY. She earned her bachelor’s degree from New York University. Dr. Acharya completed her medical degree at the Medical University of the Americas and her residency at Augusta University. Boa...Click to read more
Next available: today
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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