Gastroenterology in Williamsport, PA - ProviderMatch - Geisinger

Gastroenterology • Williamsport, PA • Since 1915

Home/Williamsport/Gastroenterology/Gastroenterology in Williamsport, PA - ProviderMatch - Geisinger

About

Geisinger Williamsport offers gastroenterology services as part of the Geisinger health system. While the page summary does not provide detailed provider listings for Williamsport, Geisinger is a major, value-based care system with multiple gastroenterology specialists and comprehensive GI care across its network, including 10 hospital campuses, Geisinger Health Plan, and extensive clinical research.

Book appointment Call clinic Visit website Get directions

Clinic Type

Gastroenterology

Address

100 North Academy Avenue, Danville, Pa. 17822, US

Phone

800-275-6401

Email

media@geisinger.edu

Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://providers.geisinger.org/specialty/Gastroenterology/near/Williamsport%2C%20PA?page=1

Services Offered

—

Team

Harshit S. Khara, MD — MD
Marika Bergenstock, DO — DO
Pranav Dineshkumar Patel, MD — MD
Claire Therese Pedroso Southern, MD — MD
Sunny P Patel, DO — DO
Harini Rathinamanickam, MD — MD
Rebecca L. Rittle, PA-C — PA-C
Amitpal Singh Johal, MD — MD
Matthew Joshua Shellenberger, DO — DO
Jessica Lauren McKee, DO — DO
Konstantinos Damiris, DO — DO
Darshan Suthar, DO — DO

Insurance & Payment

—

Languages Spoken

—

Social Media

Twitter Youtube Facebook Linkedin Instagram

Photos

What Patients Say

Overall sentiment across review platforms: positive

Geisinger ProviderMatch (Dr. Marika Bergenstock): 4.9/5 (30 ratings)
Geisinger ProviderMatch (Dr. Christine Shinyoung Hanna): 4.4/5 (52 ratings, 5 reviews)
UPMC Provider Profile (Dr. Heather J. Gerst): 4.7/5 (189 ratings, 44 reviews)

Patients praise

Compassionate and caring bedside manner
Thorough explanations of conditions and treatments
Knowledgeable and professional medical staff
Good listener who addresses patient concerns

Common complaints

Billing and cost concerns
Communication issues with medication management
Scheduling or surgical cancellation problems

"After my first visit she made me feel comfortable with my care being provided which is alot being said because since ive been diagnosed with cerohsis of the liver 3 years ago, ive been so scared. Dr Gerst made sure i understood everything i needed to regarding the info that we had at that time."

— WebMD (Dr. Heather J. Gerst)

"This very sick gal had a wonderful experience with Dr Kumar & his team at UPMC Williamsport. Everyone was knowledgeable, kind & compassionate. I highly recommend Dr Kumar & his team."

— WebMD (Dr. Vivek Kumar)

"So total cost of this 2 hour exam plus Colonoscopy proceedure is $ 17, 962.95...Insurance and I have paid $ 4, 474.16. Question? does this pass the Washington Post test I think they are a bit greedy."

— ComplaintsBoard (Geisinger Health System)

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

In the News

Ashley P. Knight, PA-C - Lewisburg, PA - Gastroenterology - Book Appointment — May 5, 2026
Kyle Curtis Maza, PA-C - Danville, PA - Gastroenterology — May 19, 2026
Gastroenterology in Montoursville, PA' - ProviderMatch - Geisinger — Feb 27, 2026
Theresa A Palko, CRNP - Danville, PA - Gastroenterology Nutrition — May 6, 2026

Information sourced from the clinic's website as of July 11, 2026. Own this clinic? Claim or correct this listing.