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315 verified Gastroenterologists in Long Island, 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 08/01/2026
Availability last updated 08/01/2026

Dr. Mejdi Ahmad, MD

Gastroenterologist
4.84
·43 reviews
They were all very nice and office hours on a Saturday and colonoscopy too!!!! - May 19, 2025 by Cathy Sue E.Click to read more
8 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, Aug 3

Dr. Andrew Blank, MD

Gastroenterologist
4.84
·714 reviews
Thoughtful and a good listener, who was very knowledgeable. - Oct 17, 2013 by Andrea B.Click to read more
8 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait timeExpertise in acute hemorrhoids + 5 more
Next available: Mon, Aug 3

Dr. Syeda Hossain, MD

Gastroenterologist
4.86
·263 reviews
She’s a phenomenal doctor. She really cares about her patients and tries to work with their needs. ? - May 18, 2025Click to read more
8 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: Mon, Aug 3

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
8 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 309 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, Aug 5

Dr. Christopher Tomaino, MD

Gastroenterologist
4.80
·71 reviews
I had a good experience; everyone was a great listener, and the wait time was very short. - Apr 1, 2025 by Nyjira P.Click to read more
6.5 mi · 153 N Ocean Ave, Patchogue, NY 11772
Accepts Aetna, BlueCross BlueShield, Cigna + 37 more
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: Mon, Aug 24

Dr. William Cohn, MD

Gastroenterologist
4.94
·33 reviews
8 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 309 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, Aug 12

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
8 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 309 more
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, Aug 18

Dr. Seth Persky, MD

Gastroenterologist
4.84
·32 reviews
8 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 309 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, Aug 25

Dr. Asad Butt, MD

Internist
4.63
·702 reviews
Great Doctor ..takes the time and is very thorough - Dec 28, 2025 by Monalisa J.Click to read more
9 mi · 369 Middle Country Rd, Coram, NY 11727
Accepts Aetna, BlueCross BlueShield, Cigna + 358 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

Karen Belleh, PA

Physician Assistant (Gastroenterology)
1.00
·1 review
She was not in this address make me drive all the way for nothing - Jul 21, 2026 by Lydie D.Click to read more
6.5 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: Tue, Aug 4

Dr. Taeyang Park, MD

Gastroenterologist
5.00
·10 reviews
Dr. Taeyang is very professional Would recommend to anyone that's looking for a good, excellent and professional doctor. by MMClick to read more
14.5 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: Mon, Aug 3

Dr. Mikhail Grzhibek, MD

Primary Care Doctor
4.77
·35 reviews
Always feel better after my visits even when the isn't what I want to hear. by VTClick to read more
8.5 mi · 285 Sills Rd Bldg 4, Ste D, East Patchogue, NY 11772
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
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: Mon, Aug 3

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
14.5 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, Aug 5

Dr. Preeti Mehta, MD

Gastroenterologist
4.83
·1706 reviews
Very pleased with the Dr, she was very thorough and professional. - Mar 25, 2019 by Nicole S.Click to read more
14.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
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, Aug 6

Jenna Sonnenberg, RN, NP

Nurse Practitioner (Gastroenterology)
4.97
·32 reviews
Excelente atención would definitely recommend - Apr 17, 2026 by Glenda R.Click to read more
8 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 309 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, Aug 7

Dr. Mark Nyitray, DO

Gastroenterologist
4.97
·37 reviews
Satisfied with my visit by BMClick to read more
14.5 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, Aug 14

Dr. Mark Coronel, MD

Gastroenterologist
4.81
·262 reviews
great MD.... no nonsense --- no nurses, staff etc..just the good doc - Mar 19, 2021 by Duane R.Click to read more
17.5 mi · 287 Wading River Rd, Unit 2, Manorville, NY 11949
Accepts Aetna, BlueCross BlueShield, Cigna + 17 more
Also offers video visits · Accepting new patients · 21 years of experience · Excellent wait time · Expertise in colonoscopy + 11 more ·
Read bio
**DR. CORONEL TREATS PATIENTS 16 YEARS OLD AND UP.** Dr. Coronel graduated magna cum laude from Yeshiva University with a BA degree in biology. He earned his Doctor of Medicine from Albert Einstein College of Medicine of Yeshiva University in Bronx, NY. He completed his internship and residency t...Click to read more
Next available: Mon, Aug 3

Dr. Theodore Perlman, MD

Gastroenterologist
4.86
·104 reviews
My impression of doctor is that he seem not in for money. I appreciate that . - Mar 6, 2025 by Yoriko W.Click to read more
19 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, Cigna, UnitedHealthcare + 18 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: Mon, Aug 3

Dr. Nathaniel Crow, MD

Primary Care Doctor
4.80
·81 reviews
Dr. Crow from Mt Sinai is an excellent family practitioner. He spends time with the patient and is very kindClick to read more
12 mi · 701 NY-25A, Ste 2, Mt Sinai, NY 11766
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Accepting new patients · Highly recommended · Expertise in chronic high blood pressure + 1 more ·
Read bio
Dr. Nathaniel Crow is a board-certified primary care physician with over ten years of experience. Dr. Crow is dedicated to patient care and making his patients educated about their own care while giving them the support they need along the way. Dr. Crow received his medical degree from Marshall Uni...Click to read more
Next available: Tue, Aug 11

Ruby Ezra, NP

Adult Nurse Practitioner
3.94
·116 reviews
Good - Dec 1, 2025 by Javier R.Click to read more
9 mi · 369 Middle Country Rd, Coram, NY 11727
Accepts Aetna, BlueCross BlueShield, Cigna + 358 more
Also offers video visits · Accepting new patients · Expertise in parkinson's disease + 9 more ·
Read bio
Ms. Ruby Ezra is a dedicated and empathetic adult nurse practitioner. She currently offers her services at Highland Valley Medical Care. Fluent in English and Hindi, she effectively communicates with patients from diverse communities and backgrounds in the Coram, NY, area. Ms. Ezra's extensive edu...Click to read more

Dr. Paul Pervil, MD

Gastroenterologist
4.98
·61 reviews
Nice staff and the doctor was friendly and helpful - Sep 4, 2024 by Jennifer P.Click to read more
19.5 mi · 575 Underhill Blvd, Suite 200, Syosset, NY 11791
Accepts Aetna, Cigna, UnitedHealthcare + 17 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait timeExpertise in acute stomach inflammation/infection + 5 more
Next available: Thu, Aug 6

Dr. Corina Serer, MD

Gastroenterologist
4.79
·151 reviews
My visit was good. Professional staff and friendly. by CDClick to read more
19 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, Cigna, UnitedHealthcare + 18 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: Mon, Aug 10

Dr. Timothy Wong, MD

Gastroenterologist
4.73
·134 reviews
Dr Wong is professional, polite and easy to talk to. I highly recommend. - Jul 14, 2012Click to read more
19.5 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, Aug 7

Dr. Andrea Sacknoff, MD

Gastroenterologist
4.45
·65 reviews
Everything went as expected! - Nov 6, 2024 by Natale D.Click to read more
16.5 mi · 200 W Carver St, Ste 1, Huntington, NY 11743
Accepts Aetna, Cigna, UnitedHealthcare + 18 more
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. Adam Beckerman, MD

Gastroenterologist
4.88
·128 reviews
Very quick and easy check in! I was taken in very quickly! - Jan 21, 2025 by Robert M.Click to read more
19 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, Cigna, UnitedHealthcare + 18 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: Thu, Aug 13

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
19.5 mi · 575 Underhill Blvd, Suite 200, Syosset, NY 11791
Accepts Aetna, Cigna, UnitedHealthcare + 17 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: Mon, Aug 17

Dr. Jarred Marshak, MD

Gastroenterologist
4.88
·183 reviews
Dr M was great! listened to all my concerns and answered all my questions and working on treatment - Nov 21, 2025 by Jarrett B.Click to read more
21.5 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: Wed, Aug 5

Dr. Anthony Razzano, MD

Gastroenterologist
4.95
·209 reviews
Professional kind and thorough. We have a game plan to find out what my issue is - Apr 25, 2026 by Jonathan W.Click to read more
21.5 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: Tue, Aug 11

Dr. Christine Chen, DO

Gastroenterologist
4.82
·300 reviews
Doctor Chen was so personable and thorough in her communication and listening. Looking forward to my treatment. - May 15, 2023 by Luanna L.Click to read more
26.5 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: Mon, Aug 3

Dr. Tricia Narine, MD

Family Physician
4.80
·81 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
17.5 mi · 1070 Old Country Rd, Plainview, NY 11803
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
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: Mon, Aug 3

Dimitri Ghecas, PA-C

Physician Assistant
5.00
·27 reviews
Dr. Dimitri Ghecas was professional, compassionate and helpful.Click to read more
17.5 mi · 1070 Old Country Rd, Plainview, NY 11803
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: Tue, Aug 4

Dr. Carly Barth, MD

Gastroenterologist
4.91
·400 reviews
Doc.ok, office don't tell about my insurance not covered screen - Feb 28, 2022 by Ryszard S.Click to read more
21.5 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: Mon, Aug 31

Dr. Jordan Rush, MD

Gastroenterologist
4.94
·274 reviews
Very informative and easy to talk to as well as getting right to the point and finding a way to make you better a.s.a.p - Mar 3, 2015 by Mitchell G.Click to read more
21.5 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: Thu, Sep 3

Kimberly Riegel, NP

Nurse Practitioner (Gastroenterology)
4.96
·160 reviews
Very pleasant atmosphere with open honest communication about my situation. Looking forward to my next visit.Click to read more
17.5 mi · 287 Wading River Rd, Unit 2, Manorville, NY 11949
Accepts Aetna, BlueCross BlueShield, Cigna + 17 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
**KIMBERLY RIEGEL TREATS PATIENTS 16 YEARS OLD AND UP.** Kimberly Riegel is a Board Certified Nurse Practitioner Gastroenterology Specialist in Manorville, New York. She graduated with honors from the State University of New York at Stony Brook, School of Medicine in 2005, and earned her Master’s...Click to read more
Next available: Fri, Aug 7

Dr. Ronald Fagan, MD

Internist
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
18 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, Aug 6

Dr. Shirley Johnson, MD

Gastroenterologist
4.83
·458 reviews
great office, great doctor, great experience from start to finish.Click to read more
26.5 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: Mon, Aug 3

Avigail Itzkowitz, APRN, NP

Nurse Practitioner (Gastroenterology)
5.00
·22 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
19.5 mi · 187 Veterans Blvd, Massapequa, NY 11758
Accepts Aetna, BlueCross BlueShield, Cigna + 22 more
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, Aug 7

Dr. Charnjit Singh, MD

Gastroenterologist
4.91
·219 reviews
Dr Singh is welcoming and makes you feel comfortable in his office. - Jan 6, 2016 by Virginia G.Click to read more
28.5 mi · 176 N Village Ave, Suite 2D, Rockville Centre, NY 11570
Accepts Aetna, Cigna, UnitedHealthcare + 18 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in acute gastrointestinal bleeding + 7 more ·
Read bio
Dr. Charnjit Singh, MD, MBA, is a highly skilled gastroenterologist with over 28 years of experience. He specializes in colon cancer screening, reflux disease, liver disease, and inflammatory bowel conditions, focusing on adult patients, 18 and older. He is known for his compassionate and patient-ce...Click to read more
Next available: Wed, Aug 5

Dr. Jeffrey Berger, MD

Gastroenterologist
5.00
·57 reviews
The office was great on everything, there was not wait time cause the doctor was present. - Jun 30, 2024 by Judeline Vaness S.Click to read more
29 mi · 1 Dakota Dr, Ste 310, New Hyde Park, NY 11042
Accepts Aetna, Cigna, UnitedHealthcare + 17 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic high blood pressure + 7 more ·
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Jeffrey N. Berger MD is Board Certified in Internal Medicine and Gastroenterology. He received his medical degree from Albany Medical College with medical training at the University of Pittsburgh Medical Center. Dr. Berger did his Fellowship in Gastroenterology and Hepatology in the University of C...Click to read more
Next available: Tue, Aug 4

Dr. Haseeb Ahmed, MD

Gastroenterologist
4.88
·113 reviews
It was amazing, he even sent me to the surgeon on the same day to ensure that I receive the necessary treatment in the most efficient manner. I received the best service for my medical situation. - Apr 10, 2024Click to read more
29.5 mi · 2800 Marcus Ave, Ste 201, New Hyde Park, NY 11042
Accepts Aetna, Cigna, UnitedHealthcare + 18 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute stomach inflammation/infection + 4 more ·
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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, Aug 4
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 Long Island?

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

How can I find a Long Island Gastroenterologist who takes my insurance?

Zocdoc lets you search specifically for a Long Island 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 Long Island?

Zocdoc is a free online service that helps patients find Gastroenterologists in Long Island and book appointments instantly. You can search for Long Island 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 Long Island?

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

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

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

How can I find a top-rated Gastroenterologist in Long Island?

You can use Zocdoc to find Gastroenterologists in Long Island 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 Long Island?

Gastroenterologists in Long Island 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 Long Island 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 Long Island 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 Long Island who sees patients during the weekend?

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

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