Say goodbye to bloating, chronic stomach pain, gut inflammation, and more
92%

of patients find relief in
10 weeks or less

88%

of undiagnosed patients get a clear diagnosis within 3 months

Source: Results of a clinical trial conducted in partnership with a national health plan
In-network with most major insurance
Aetna
BCBSMA
UHC
UHCO
Surest

Experts in all GI symptoms and conditions

From occasional symptoms to chronic diseases, we diagnose and treat hundreds of digestive issues.
Acid Reflux and GERD

Acid reflux and GERD: Occurs when stomach acid or bile backs up in the esophagus, resulting in pain, heartburn, and more

Bloating

Bloating: Extra fullness, discomfort, or gas in the digestive tract, sometimes associated with eating

Abdominal pain

Abdominal pain: Occurs anywhere in the digestive tract, often in the stomach, and can range in severity

Nausea

Nausea: Queasiness and the urge to vomit, sometimes accompanied by actual vomiting

Undiagnosed GI symptoms

Common digestive symptoms: Diarrhea, constipation, gas, vomiting, gluten sensitivity, dietary intolerances and other chronic or common digestive symptoms

Crohn’s disease

Crohn’s disease: A chronic disease causing inflammation anywhere in the digestive tract — commonly in the small or large intestine

Ulcerative colitis

Ulcerative colitis: A chronic disease causing inflammation in the large intestine, also known as the colon

Irritable bowel syndrome

Irritable bowel syndrome: A common functional condition with symptoms like bloating, pain, diarrhea, and/or constipation

Small intestinal bacterial overgrowth (SIBO)

Small intestinal bacterial overgrowth (SIBO): An overgrowth of unwanted bacteria in the small intestine

And many more

Experience a different approach to digestive health

  • Whole-person & Collaborative

    GI experts working across specialities (medical, dietary, and gut-brain) to treat you, not just your symptoms 

  • Quality Care That Works

    Clinically-proven results, with 92% of patients finding relief in 10 weeks or less

  • Convenient & Accessible

    Easy to schedule, virtual-first, and available anytime you need us

  • Be Seen & Heard

    We take the time to listen, ensuring you feel validated and empowered with personalized support. We’re proud to have 98% patient satisfaction.

A comprehensive team

Meet a few of our GI specialists, collaborating on your care
Sameer K. Berry, MD, MBA
Chief Medical Officer
Gastroenterologist
Read Dr. Berry’s Bio
Michael Currier, PA-C
Lead GI Provider
Read Michael’s Bio
Kaitlin Voicechovski, MS, RD, LDN
Lead Registered Dietitian
Read Kaitlin’s Bio
Mariah Corneille, PsyD
Lead Gut-Brain Specialist
Clinical Health Psychologist
Read Dr. Corneille’s Bio
Treta Purohit, MD
Medical Director
Gastroenterologist
Read Dr. Purohit’s Bio
Michael Bass, MD
Founding Medical Director
Gastroenterologist and Hepatologist
Read Dr. Bass’s Bio
Steven J. Feinstein, PhD
Clinical Health Psychologist
Gut-Brain Specialist
Read Dr. Feinstein’s Bio
Lyndsay Solimine, NP
Lead GI Provider
Read Lyndsay’s Bio
Paige Myers, MS, RD, LD
Registered Dietitian
Read Paige’s Bio
Megan Koistinen, MS, RD, LDN
Lead Registered Dietitian
Read Megan’s Bio
Theresa Obonyano, APRN, FNP
GI Provider
Read Theresa’s Bio
Aimee Gish, DNP, ACNP
GI Provider
Read Aimee’s Bio
Andrea Onstad, APRN, CNP
GI Provider
Read Andrea’s Bio
Guylene Velez, MSW
Gut-Brain Specialist
Read Guylene’s Bio
Idequiz Paez, RD
Registered Dietitian
Read Idequiz’s Bio
Brianna Olivieri, MS, RD
Registered Dietitian
Read Brianna’s Bio
Mayra Garcia-Zeda, MHSN, RD, LDN
Registered Dietitian
Read Mayra's Bio

See why 98% of patients love us

Source: Average customer satisfaction score (CSAT) from 6,000+ visits
Recent reviews

“Nobody had ever asked about my diet or mentioned the brain-gut connection before. It was very refreshing to have someone look at the whole body and not just my symptoms.”

— T.K., treated for bloating and abdominal pain

“This was the most time I have ever talked with any health care individual. I felt like I was listened to and learned more about my digestive issues than I have in 20 years.”

— J.E., treated for Crohn’s disease

“The appointments are not hurried and are very comprehensive. Time is not wasted on paperwork, weight check, etc. I feel like we have put a real plan in place for improvement.”

— J.C., treated for GERD

“Guylene was FABULOUS. She listened carefully, explained the connection between the brain and the gut, and gave me concrete recommendations that are quite doable!!!”

— S.M., treated for IBS

“Everyone is unbelievably responsive. In the short time I’ve been in the program, I feel SO much better. I’m one pleased patient!”

— P.G., treated for IBS

“Still waiting on notes from our visit and had some issues getting started. But otherwise I was very happy with the insight and looking forward to get started on treatment.”

— R.T., treated for acid reflux

“Michael shows he cares a ton and was more willing to look at options than the multiple GIs I’ve seen before. After a few visits, I’ve seen more progress than I’ve seen in my 15 year journey.

— J.S., treated for IBS

“Oshi is groundbreaking digestive care. It came at a time when I had nowhere else to turn. People need to understand how different this is compared to traditional visits they’re used to.”

— S.B., treated for unexplained GI symptoms

“The compassion for me, along with the relentless pursuit of a definitive diagnosis, is a level of care that can be challenging to find. Oshi is truly remarkable!” 


— J.V., treated for unexplained symptoms and diverticulitis

“Dr. Feinstein has been an amazing part of my Oshi Health experience. I was skeptical about a GI psychologist. However, understanding the mind-gut connection and the tools and techniques I learned were surprisingly helpful.”

— J.A., treated for ulcerative colitis
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