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315 verified 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.
All providers
Availability last updated 11/09/2026
Availability last updated 11/09/2026

Dr. Alan Schuller, MD

Gastroenterologist
4.87
·112 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
Accepts Aetna, BlueCross BlueShield, Cigna + 18 more
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. Taeyang Park, MD

Gastroenterologist
5.00
·16 reviews
Dr. Park was very friendly and professional very attentive and made the visit easy and comfortable. by GFClick to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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: today

Dr. Imran Zaffer, MD

Gastroenterologist
4.70
·64 reviews
Dr Zaffer was very kind to my elderly mother. Most doctors just speak to me, and rarely even acknowledge her, perhaps thinking she is too old to respond effectively. Those small gestures mean alot. He also was very clear with his recommendations, and made sure I understood all medical next steps. I ...Click to read more
5.5 mi · 755 Park Ave, Ste 200, Huntington, NY 11743
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Accepting new patients · 25+ years of experience · Excellent wait timeExpertise in acute hemorrhoids + 8 more
Next available: Wed, Nov 18

Dr. Ilya Badalov, MD

Gastroenterologist
4.64
·133 reviews
Good communicator, good bedside manner, clean office overall great. - Mar 2, 2022 by Florence S.Click to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · 25+ years of experience · Expertise in colonoscopy + 1 more
Next available: Wed, Nov 11

Dr. Andrew Blank, MD

Gastroenterologist
4.83
·719 reviews
Dr. Blank is very easy to talk to and answered all of my questions. I have no regrets about choosing him as my GI doctor. - May 28, 2015 by Joanne B.Click to read more
11.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait timeExpertise in acute hemorrhoids + 5 more
Next available: today

Dr. Mark Nyitray, DO

Gastroenterologist
4.89
·38 reviews
Wonderful people all around by RFClick to read more
7.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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, Nov 13

Dr. Paul Pervil, MD

Gastroenterologist
4.92
·64 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, Ste 200, Syosset, NY 11791
Accepts Aetna, BlueCross BlueShield, Cigna + 18 more
Accepting new patients · 25+ years of experience · Highly recommendedExpertise in acute stomach inflammation/infection + 5 more
Next available: today

Dr. Soren Gandhi, MD

Gastroenterologist
4.74
·78 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, Ste 200, Syosset, NY 11791
Accepts Aetna, BlueCross BlueShield, Cigna + 18 more
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. Syeda Hossain, MD

Gastroenterologist
4.85
·266 reviews
Really great experience here. The doctor was super helpful and did all she could to get me the answers I need. - Sep 14, 2023Click to read more
11.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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, Nov 11

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
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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, Dec 2

Dr. Timothy Wong, MD

Gastroenterologist
4.73
·134 reviews
He is wonderful, intelligent, and professional. Conveniently located. Have seen him several times. Recommended!Click to read more
11.5 mi · 175 Jericho Tpke suite 200, Syosset, NY 11791
Accepts Aetna, BlueCross BlueShield, Cigna + 2 more
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, Nov 13

Dr. Ronald Fagan, MD

Gastroenterologist
4.36
·47 reviews
I booked the appointment the night before and arrived much earlier the next morning, but I was called in almost right away! The nurses and receptionists were very nice. I was given a blood test, a blow test to see bacteria in my stomach, and urine sample taken. Dr. Fagan ordered me to come in two da...Click to read more
12 mi · 4900 Hempstead Tpke, Farmingdale, NY 11735
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · 25+ years of experience · Expertise in chronic high blood pressure + 9 more ·
Read bio
Dr. Ronald Fagan is an internist at his private practice in Farmingdale, NY. He is also a visiting affiliate at Long Island Jewish Medical Center and Cook County North Shore Hospital. He welcomes adult patients 18 and above with common illnesses, chronic diseases, mental health issues, and minor inj...Click to read more
Next available: Thu, Nov 12

Dr. Christopher Tomaino, MD

Gastroenterologist
4.82
·79 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
Accepts Aetna, BlueCross BlueShield, Cigna + 37 more
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: today

Rukhsar Asef, PA-C

Physician Assistant
9.5 mi · 760 Sunrise Hwy, West Babylon, NY 11704
Accepts Aetna, Cigna, Emblem Health + 20 more
Accepting new patients ·
Read bio
Ms. Rukhsar Asef is a committed and compassionate physician assistant. She practices with Jeffrey Nakhjavan in West Babylon, NY. ​ Ms. Asef earned her bachelor’s degree from the University of Michigan and her master’s degree in physician assistant studies from the School of Health Sciences of Touro ...Click to read more
Next available: today

Dr. Adam Beckerman, MD

Gastroenterologist
4.89
·133 reviews
Dr. Beckerman is very bright and very personable. Definitely recommend! - Jun 22, 2020Click to read more
14.5 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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: tomorrow

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
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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: Mon, Dec 7

Dr. Theodore Perlman, MD

Gastroenterologist
4.86
·110 reviews
Very good. by MBClick to read more
14.5 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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: tomorrow

Dr. Seth Persky, MD

Gastroenterologist
4.84
·32 reviews
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 303 more
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, Jan 5

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
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 303 more
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: Wed, Jan 6

Dr. William Cohn, MD

Gastroenterologist
4.94
·33 reviews
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 303 more
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, Jan 6

Dr. H Cohn, MD

Gastroenterologist
4.87
·39 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
11.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 303 more
Accepting new patients · Highly recommended · Excellent wait time · 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, Jan 12

Dr. Tricia Narine, MD

Family Physician
4.67
·92 reviews
Great - May 19, 2025 by Olivia B.Click to read more
10.5 mi · 1070 Old Country Rd, Plainview, NY 11803
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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: today

Dr. Anthony Razzano, MD

Gastroenterologist
4.95
·223 reviews
Every staff member was kind and smiled the whole time. The doctor listened to all his had to say. - Jun 24, 2025 by Louis M.Click to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
Accepts Aetna, BlueCross BlueShield, Cigna + 45 more
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: tomorrow

Dr. Corina Serer, MD

Gastroenterologist
4.79
·153 reviews
Dr. Serer is an excellent doctor. Very thorough and excellent bedside manner - Jan 25, 2019 by Ellen V.Click to read more
14.5 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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: Tue, Nov 24

Dr. Jarred Marshak, MD

Gastroenterologist
4.88
·188 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
Accepts Aetna, BlueCross BlueShield, Cigna + 45 more
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: Fri, Nov 13

Dr. Asad Butt, MD

Geriatrician
4.62
·817 reviews
The doctor and staff were very friendly and made me feel very comfortable. - Dec 6, 2025 by Nancy T.Click to read more
15.5 mi · 369 Middle Country Rd, Coram, NY 11727
Accepts Aetna, BlueCross BlueShield, Cigna + 353 more
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. Christine Chen, DO

Gastroenterologist
4.83
·312 reviews
She listen to me android very caring spirit plus informative.Click to read more
19.5 mi · 137 Willis Ave, 2nd Fl, Mineola, NY 11501
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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. Shirley Johnson, MD

Gastroenterologist
4.83
·470 reviews
Dr. Johnson Hall is a wonderful doctor. Smart and kind and listened to what my concerns were. - Jan 4, 2025Click to read more
19.5 mi · 137 Willis Ave, 2nd Fl, Mineola, NY 11501
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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: today

Karen Belleh, PA

Physician Assistant (Gastroenterology)
4.20
·5 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
Accepts Aetna, BlueCross BlueShield, Cigna + 37 more
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. Jordan Rush, MD

Gastroenterologist
4.94
·277 reviews
Does all the procedures in office and is a great professional doctor who genuinely cares. - Feb 12, 2016 by Andrew L.Click to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
Accepts Aetna, BlueCross BlueShield, Cigna + 45 more
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: Wed, Nov 18

Dr. Carly Barth, MD

Gastroenterologist
4.91
·407 reviews
Was seen by Jarred excellent service and everyone was friendly and helpful - Apr 1, 2021 by Kasheem D.Click to read more
16.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
Accepts Aetna, BlueCross BlueShield, Cigna + 45 more
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: Thu, Dec 3

Dr. Kevin Tack, MD

Gastroenterologist
5.00
·1 review
Made me feel better about my situation. - Nov 4, 2026 by John H.Click to read more
22 mi · 1155 Northern Blvd, Manhasset, NY 11030
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 5 more ·
Read bio
Dr. Kevin Tack joined Mount Sinai as a Gastroenterologist in 2014. After graduating with his medical degree from Buffalo University, Dr. Tack completed his Internal Medicine residencies at North Shore University Hospital at Manhasset and Memorial Sloan-Kettering Cancer Center. He then finished off h...Click to read more
Next available: today

Dr. Haseeb Ahmed, MD

Gastroenterologist
4.89
·118 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
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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. Susan Ramdhaney, MD

Gastroenterologist
5.00
·8 reviews
Doctor was very attentive and explained plan for treatment. - Oct 19, 2026 by Chantal G.Click to read more
22 mi · 1155 Northern Blvd, Manhasset, NY 11030
Accepts Aetna, BlueCross BlueShield, Cigna + 24 more
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

Dr. Anthony Celifarco, MD

Gastroenterologist
4.97
·31 reviews
The doctor was very helpful - Jun 1, 2025 by Alfred W.Click to read more
22 mi · 310 E Shore Road, Suite 206, Great Neck, NY 11023
Accepts Aetna, BlueCross BlueShield, Emblem Health + 7 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic inflammatory bowel disease (ibd) + 5 more ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Dr. Anthony J. Celifarco, M.D. is a triple board-certified gastroenterologist with over 35 years of experience in the field of gastroenterology. He completed his fe...Click to read more
Next available: tomorrow

Dr. Eric Zhao, MD

Gastroenterologist
5.00
·22 reviews
10 out of 10 experience!!! What a wonderful Dr Eric Zhao is. He kind knowledgeable,professional and very personable. The office is clean, modern and the gentleman at the front desk is also great. I felt welcomed respected and cared for. Would definitely recommend this establishment - Aug 31, 2026 ...Click to read more
23 mi · 450 Northern Blvd, Great Neck, NY 11021
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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: today

Dr. Arlene Garcia, MD

Gastroenterologist
4.79
·409 reviews
Love Dr. Arlene Garcia and Staff! Definitely made me feel at home and trusting - Jun 9, 2025 by Michelle R.Click to read more
21.5 mi · 1575 Hillside Ave, Ste 301, New Hyde Park, NY 11040
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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, Nov 11

Dr. Jacqueline Forman, MD

Gastroenterologist
4.84
·102 reviews
Dr. Forman is a great listener and provides the needed help in a clear and helpful manner. She is warm and understanding. - Jun 17, 2026 by Abbe F.Click to read more
22 mi · 310 E Shore Road, Suite 206, Great Neck, NY 11023
Accepts Aetna, BlueCross BlueShield, Emblem Health + 5 more
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: tomorrow

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
Accepts Aetna, BlueCross BlueShield, Cigna + 303 more
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, Jan 1

Dr. Robert Herman, MD

Gastroenterologist
5.00
·12 reviews
Dr Herman is terrific in all respectsClick to read more
22 mi · 310 E Shore Road, Suite 206, Great Neck, NY 11023
Accepts Aetna, Medicare, UnitedHealthcare + 1 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in diverticulosis (outpouchings) of intestine + 7 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. Robert D. Herman is a gastroenterologist in Great Neck, New York and is affiliated with multiple hospitals in the area, including St. Francis Hospital and Heart...Click to read more
Next available: tomorrow
Calendar Check
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

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Frequently asked questions

How can I make a same-day appointment with a Gastroenterologist in Commack?

On average, patients who use Zocdoc can search for a Gastroenterologist in Commack, 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 your insurance and make an appointment online.

How can I find a Commack Gastroenterologist who takes my insurance?

Zocdoc lets you search specifically for a Commack Gastroenterologist who takes your insurance. 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 Gastroenterologist in Commack?

Zocdoc is a free online service that helps patients find Gastroenterologists in Commack and book appointments instantly. You can search for Commack Gastroenterologists by symptom or visit reason. Then, choose your insurance plan. 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?

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

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

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

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

You can use Zocdoc to find 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 my insurance?

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 your insurance 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 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 Gastroenterologist in Commack who sees patients during the weekend?

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

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