Browse specialties
Chiropractors
Dentists
Dermatologists
Ear, Nose & Throat Doctors
Endocrinologists
Eye Doctors
OBGYNs
Ophthalmologists
Optometrists
Orthopedic Surgeons
Podiatrists
Primary Care Doctors
Psychiatrists
Psychologists
Therapist-Counselors
See all specialties A-Z
Zocdoc
HomeAbout usPressCareersHelp
Contact
service@zocdoc.com855-962-3621
Discover
The Paper Gown: Stories for and about patientsThe Script: Insights for doctorsCommunity StandardsData and privacyVerified reviewsTech BlogNew
Are you a top doctor or health service?
Try Zo, your AI Phone AssistantList your practice on ZocdocLearn about Zocdoc for Health SystemsBecome an EHR partner
Insurance Carriers
Top Specialties
Welcome to Zocdoc!
Book local doctors who take your insurance
Sign up
For providers
Grow your practice
For patients
Browse doctors
Browse conditions
Browse procedures
Browse treatments
Zocdoc
HomeAbout usPressCareersHelp
Contact
service@zocdoc.com855-962-3621
Discover
The Paper Gown: Stories for and about patientsThe Script: Insights for doctorsCommunity StandardsData and privacyVerified reviewsTech BlogNew
Are you a top doctor or health service?
Try Zo, your AI Phone AssistantList your practice on ZocdocLearn about Zocdoc for Health SystemsBecome an EHR partner
Insurance Carriers
Top Specialties
HelpList your practice on Zocdoc
Sign up

Find an in-network doctor from over 1,000 insurance plans

Add your insurance to see in-network doctors
insurance link for 300
insurance link for 307
insurance link for 323
insurance link for 356
insurance link for 324
See all (1,000+)
315 verified Gastroenterologists in Stony Brook, 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 06/21/2026
Availability last updated 06/21/2026

Dr. Mejdi Ahmad, MD

Gastroenterologist
4.83
·41 reviews
Friendly staff and doctor was very helpful - Apr 9, 2025 by Jean Paul E.Click to read more
3.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients ·
Read bio
Mejdi Ahmad, MD received his undergraduate degree from Brooklyn College, and graduated magna cum laude with a Bachelor of Science degree in biology. He then obtained his medical degree from SUNY Health Science Center at Brooklyn and completed his internal medicine residency at North Shore University...Click to read more
Next available: Wed, Jun 24

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
3.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended · Excellent wait time
Next available: tomorrow

Dr. Syeda Hossain, MD

Gastroenterologist
4.86
·262 reviews
She was really down to earth and answered all my questions. - Jun 26, 2023 by Emily B.Click to read more
3.5 mi · 235 N Belle Mead Rd, East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended ·
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: tomorrow

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
3.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 314 more
Accepting new patients · Highly recommended ·
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, Jul 7

Dr. Derek Gindi, MD

Gastroenterologist
5.00
·1 review
3.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 314 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, Jul 8

Dr. Seth Persky, MD

Gastroenterologist
4.84
·32 reviews
3.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 314 more
Accepting new patients · Highly recommended · Excellent wait time ·
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, Jul 21

Dr. William Cohn, MD

Gastroenterologist
4.94
·33 reviews
3.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 314 more
Accepting new patients · Highly recommended · Excellent wait time ·
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. Asad Butt, MD

Internist
4.64
·660 reviews
He listened very well to my needs better than my own primary doctor! - May 25, 2024 by Jennifer P.Click to read more
8.5 mi · 369 Middle Country Rd, Coram, NY 11727
Accepts Aetna, BlueCross BlueShield, Cigna + 367 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

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
3.5 mi · 8 Technology Dr, Ste 101, Setauket- East Setauket, NY 11733
Accepts Aetna, BlueCross BlueShield, Cigna + 314 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, Jul 17

Dr. Nathaniel Crow, MD

Primary Care Doctor
4.79
·77 reviews
Dr. Crowe really takes the time to get to know his patients. - Jul 5, 2025 by Jeanne C.Click to read more
6.5 mi · 701 NY-25A, Ste 2, Mt Sinai, NY 11766
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Accepting new patients · Highly recommended ·
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: Mon, Jun 29

Dr. Alan Schuller, MD

Gastroenterologist
4.87
·107 reviews
No wait and the doctor was professional and knowledgeable. Glad I made the decision to change doctors - Mar 22, 2024 by Kyle M.Click to read more
15.5 mi · 200 W Carver St, Ste 1, Huntington, NY 11743
Accepts Aetna, BlueCross BlueShield, Cigna + 22 more
Accepting new patients · Highly recommended · Excellent wait time ·
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: tomorrow

Dr. Christopher Tomaino, MD

Gastroenterologist
4.79
·66 reviews
Friendly staff, nice & caring doctor, will 100% recommend! by RVClick to read more
12.5 mi · 153 N Ocean Ave, Patchogue, NY 11772
Accepts Aetna, BlueCross BlueShield, Cigna + 39 more
Accepting new patients · Highly recommended ·
Read bio
Christopher Tomaino, MD, a board-certified gastroenterologist at East Coast Gastroenterology and Endoscopy in Patchogue, New York, offers comprehensive care for a variety of gastrointestinal symptoms and disorders. Dr. Tomaino earned his Doctor of Medicine degree from the American University of the ...Click to read more
Next available: Wed, Jul 8

Dr. Taeyang Park, MD

Gastroenterologist
5.00
·10 reviews
Very thorough, patient, and very understanding. by JCClick to read more
17.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 10 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: tomorrow

Dr. Alan Sandberg, MD

Gastroenterologist
4.92
·577 reviews
The wait time to see the doctor was minimal and the doctor is informative professional. Staff is friendly. - Apr 23, 2019Click to read more
17.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
** Please note - We are only able to see patients over the age of 18.** Alan Sandberg is an interested and qualified gastroenterologist serving the communities of Forest Hills and New Hyde Park, NY. He attended the State University of New York, Stony Brook, where he received his medical degree. H...Click to read more
Next available: Tue, Jun 23

Dr. Andrea Sacknoff, MD

Gastroenterologist
4.45
·65 reviews
Everything went as expected! - Nov 6, 2024 by Natale D.Click to read more
15.5 mi · 200 W Carver St, Ste 1, Huntington, NY 11743
Accepts Aetna, BlueCross BlueShield, Cigna + 23 more
Accepting new patients · Excellent wait time ·
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
Next available: Fri, Jul 10

Dr. Mark Nyitray, DO

Gastroenterologist
5.00
·33 reviews
Comprehensive, easy to understand directions were given, opportunity to ask questions. by LAClick to read more
17.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended · Excellent wait time ·
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, Jun 26

Dr. Mikhail Grzhibek, MD

Primary Care Doctor
4.76
·34 reviews
The doctor was very nice. The experience was great, I have no complaints. A big thank you to the doctor and Michael. - Feb 11, 2026 by Elissa R.Click to read more
13.5 mi · 285 Sills Rd Bldg 4, Ste D, East Patchogue, NY 11772
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Also offers video visits · Accepting new patients · Excellent wait time ·
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: tomorrow

Dr. Ilya Badalov, MD

Gastroenterologist
4.64
·133 reviews
Office is super clean and new. Doctor was very professional and is very knowledgeable. Will stay with this doctor forever. - Apr 8, 2022 by Loyda G.Click to read more
17.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients
Next available: Mon, Jun 29

Dr. Preeti Mehta, MD

Gastroenterologist
4.83
·1705 reviews
Dr. Mehta was so sweet and listened to everything I had to say! Her entire staff was sweet as well! by Emily H.Click to read more
17.5 mi · 150 Broadhollow Rd, Ste 120, Melville, NY 11747
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended ·
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, Jul 2

Dr. Soren Gandhi, MD

Gastroenterologist
4.72
·72 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
20.5 mi · 575 Underhill Blvd, Suite 200, Syosset, NY 11791
Accepts Aetna, BlueCross BlueShield, Cigna + 22 more
Accepting new patients · Highly recommended ·
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: tomorrow

Ruby Ezra, NP

Adult Nurse Practitioner
3.94
·116 reviews
Good - Dec 1, 2025 by Javier R.Click to read more
8.5 mi · 369 Middle Country Rd, Coram, NY 11727
Accepts Aetna, BlueCross BlueShield, Cigna + 367 more
Also offers video visits · Accepting new patients ·
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. Mark Coronel, MD

Gastroenterologist
4.80
·260 reviews
He was very professional and very nice. Attended to my needs. Would highly recommend - Dec 10, 2020 by Christine C.Click to read more
19 mi · 287 Wading River Rd, Unit 2, Manorville, NY 11949
Accepts Aetna, BlueCross BlueShield, Cigna + 22 more
Also offers video visits · Accepting new patients · Excellent wait time ·
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, Jul 20

Dr. Robert Hitscherich, MD

Gastroenterologist
4.96
·57 reviews
Dr H is friendly and thorough. He took time to listen and I didn’t feel like he was rushing out to the next patient. I would highly recommend him - Jan 11, 2024Click to read more
19 mi · 1600 Old Country Rd,, Plainview,, NY 11803
Accepts Aetna, BlueCross BlueShield, Cigna + 23 more
Accepting new patients · Highly recommended · Excellent wait time ·
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, Jul 22

Dr. Dwayne Hall, DNP

Family Nurse Practitioner
4.88
·33 reviews
Dr. Hall was excellent from start to finish. He made me feel comfortable right away, took the time to listen, and explained everything in a way that was easy to understand. What stood out most was how thorough he was, he didn’t rush the process and made sure to properly diagnose the issue instead of...Click to read more
19 mi · 900 Madison Ave, Ste 208, Bridgeport, CT 06606
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dwayne Hall DNP practices in the area of Bridgeport, CT providing care in a personalized environment. Dedicated to providing quality healthcare to patients, Dwayne Hall DNP has completed clinical training requirements in the specialty of General Medicine.Click to read more
Next available: tomorrow

Tiffany Bailey, APRN

Nurse Practitioner
19 mi · 900 Madison Ave, Ste 208, Bridgeport, CT 06606
Accepts BlueCross BlueShield + 1 more
Also offers video visits · Accepting new patients ·
Read bio
Tiffany Bailey is a board-certified Family Nurse Practitioner providing comprehensive primary care to adult patients. She brings over 10 years of registered nursing experience in high-acuity settings, including the intensive care unit (ICU), operating room, and emergency department. With nearly 2 y...Click to read more
Next available: Sat, Jun 27

Kimberly Riegel, NP

Nurse Practitioner (Gastroenterology)
4.96
·147 reviews
My visit was amazing. Kim answered all my questions. I felt very comfortable with her. by RRClick to read more
19 mi · 287 Wading River Rd, Unit 2, Manorville, NY 11949
Accepts Aetna, BlueCross BlueShield, Cigna + 22 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: tomorrow

Dr. Theodore Perlman, MD

Gastroenterologist
4.85
·103 reviews
Great visit! Dr Perlman has excellent bedside manner, wait time is reasonable. - Sep 24, 2018 by Lucy B.Click to read more
24 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, BlueCross BlueShield, Cigna + 23 more
Accepting new patients · Highly recommended ·
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. Herbert Pasternak, DO

Gastroenterologist
4.87
·69 reviews
Excellent ! Very professional. Explains everything without rushing. I would highly recommend Dr Herbert Pasternak - May 26, 2016 by Slawomir S.Click to read more
24.5 mi · 187 Veterans Blvd, Massapequa, NY 11758
Accepts Aetna, BlueCross BlueShield, Cigna + 27 more
Accepting new patients · Highly recommended ·
Read bio
Attention: This provider does not facilitate Medicaid bookings through Zocdoc. If you have a Medicaid plan, please contact the office. Herbert Pasternak is a caring and attentive gastroenterologist serving the community of Massapequa, NY. Dr. Pasternak attended the New York Institute of Technology,...Click to read more
Next available: Tue, Jun 23

Dr. Adam Beckerman, MD

Gastroenterologist
4.88
·126 reviews
Doctor is very easy to talk to. Listen to my concerns and offer his opinions. His staff was friendly and professional - Oct 23, 2024 by Felicia P.Click to read more
24 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, BlueCross BlueShield, Cigna + 23 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Adam H. Beckerman MD is Board Certified in Gastroenterology and Internal Medicine. Dr. Beckerman received the George M. Jaffin Scholarly Activity Award and is an honored member of Top Gastroenterologists. Dr. Beckerman completed his internship and residency at North Shore University Hospital, Corne...Click to read more
Next available: Tue, Jun 23

Chioma Ishie, APRN

Family Nurse Practitioner
4.14
·14 reviews
Everything went as expected and moved quite efficiently. Ms. Ishie was very professional and took great care of me. I look forward to my next visit. by Xavier T.Click to read more
19 mi · 900 Madison Ave, Ste 208, Bridgeport, CT 06606
Accepts BlueCross BlueShield, Medicare + 1 more
Also offers video visits · Accepting new patients ·
Read bio
Board certified Family Nurse Practitioner through the American Nurses Credentialing Center (ANCC). Earned my Masters in Nursing from Wilkes University and holds a Bachelors in Nursing from Fairfield University I have provided care across diverse settings—from skilled nursing facilities, inpatient f...Click to read more
Next available: tomorrow

Tarsha Scarlett Grant, MSN, NP

Family Nurse Practitioner
19 mi · 900 Madison Ave, Ste 208, Bridgeport, CT 06606
Accepts Aetna, BlueCross BlueShield, Medicare + 1 more
Also offers video visits · Accepting new patients ·
Read bio
Tarsha Scarlett-Grant, MSN, FNP-BC, is a board-certified Family Nurse Practitioner specializing in primary care and in-home concierge medicine. She is committed to providing a high-quality, personalized healthcare experience where patients feel welcomed, heard, and genuinely cared for. With a backgr...Click to read more
Next available: tomorrow

Dr. Tricia Narine, MD

Family Physician
4.80
·80 reviews
She is very attentive and has an impresive experience - Feb 14, 2025 by Juan A.Click to read more
20 mi · 1070 Old Country Rd, Plainview, NY 11803
Accepts Aetna, BlueCross BlueShield, Cigna + 21 more
Accepting new patients · Highly recommended · Excellent wait time ·
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. Corina Serer, MD

Gastroenterologist
4.79
·150 reviews
Very friendly and professional environment. Explained things clearly. - Dec 4, 2024 by Norman R.Click to read more
24 mi · 850 Hicksville Rd, Ste 100, Seaford, NY 11783
Accepts Aetna, BlueCross BlueShield, Cigna + 23 more
Accepting new patients · Highly recommended · Excellent wait time ·
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, Jun 29

Dr. Christine Chen, DO

Gastroenterologist
4.82
·294 reviews
The staff was great and Dr. Chen is kind,patience and knowledgeable. Really was comforted by her demeanor. - Oct 26, 2022 by Diane A.Click to read more
29 mi · 137 Willis Ave, 2nd Fl, Mineola, NY 11501
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended · Excellent wait time ·
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: tomorrow

Dr. Anthony Razzano, MD

Gastroenterologist
4.95
·203 reviews
My visit was great and left me feeling better then when I walked in. Couldn’t recommend this office and doctor enough! - May 14, 2025 by Edward G.Click to read more
26.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
Accepts Aetna, BlueCross BlueShield, Cigna + 50 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.Click to read more
Next available: Tue, Jun 23

Dr. Jarred Marshak, MD

Gastroenterologist
4.88
·183 reviews
Th entire office was so friendly and Dr Marshak was very attentive, understanding, and patient. Very happy with my visit - Sep 12, 2025 by Amanda A.Click to read more
26.5 mi · 2155 Wantagh Ave, Wantagh, NY 11793
Accepts Aetna, BlueCross BlueShield, Cigna + 50 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. 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, Jun 23

Dimitri Ghecas, PA-C

Physician Assistant
5.00
·27 reviews
I just became a patient there! - Jul 31, 2025 by Susan V.Click to read more
20 mi · 1070 Old Country Rd, Plainview, NY 11803
Accepting new patients · Highly recommended · Excellent wait time ·
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, Jun 23

Dr. Jamil Alexis, MD

Gastroenterologist
22.5 mi · 32 Strawberry Hill Court 4th Floor, Suite 6, Stamford, CT 06902
Accepting new patients ·
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, Sep 14

Dr. Frederick Rozenshteyn, MD

Gastroenterologist
22.5 mi · 32 Strawberry Hill Court 4th Floor, Suite 6, Stamford, CT 06902
Accepting new patients ·
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: Mon, Sep 14

Dr. Thomas O'Brien, DO

Family Physician
23 mi · 150 Merrick Rd, Amityville, NY 11701
Accepts Aetna, BlueCross BlueShield, Cigna + 72 more
Accepting new patients
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

Patients trust Zocdoc
Great experience! Now seeing this doctor for routine foot care. Thank you Zocdoc!
Trefalyn M L
My previous eye doctor has just moved away & I needed to be seen fast, so I turned to Zocdoc. Have always found great doctors through it.
Leeanne M
So easy to schedule an appointment with my doctor through Zocdoc. I only schedule visits through the Zocdoc platform now.
Lisa R
National Public Radio
New York Times
Yahoo
Self.com
Verge
Wall Street Journal
Frequently asked questions

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

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

How can I find a Stony Brook Gastroenterologist who takes my insurance?

Zocdoc lets you search specifically for a Stony Brook 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 Stony Brook?

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

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

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

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

How can I find a top-rated Gastroenterologist in Stony Brook?

You can use Zocdoc to find Gastroenterologists in Stony Brook 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 Stony Brook?

Gastroenterologists in Stony Brook 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 Stony Brook 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 Stony Brook 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 Stony Brook who sees patients during the weekend?

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

Find doctors

        Zocdoc›Gastroenterologists›Long Island, NY›Stony Brook, NY