Gastroenterology in Smithtown, NY - ProviderMatch - Catholic Health

Gastroenterology • Jamestown, NY

Home/Jamestown/Gastroenterology/Gastroenterology in Smithtown, NY - ProviderMatch - Catholic Health

About

It operates multiple facilities including six hospitals, physician practices, imaging centers, cancer institutes, ambulatory surgery centers, rehab, home health, and hospice services, headquartered in Rockville Centre, NY. The system serves the region with locations in Smithtown and surrounding areas, offering gastroenterology among other specialties. If your focus is Gastroenterology in Smithtown, NY, Catholic Health is a major provider network in the area and may include gastroenterology services through its affiliated hospitals and physician practices.

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Clinic Type

Gastroenterology

Address

48 Route 25A, Suite 105, Smithtown, NY 11787

Phone

631-360-4000

Email

privacy@chsli.org

Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://doctors.catholichealthli.org/specialty/Gastroenterology/near/Smithtown%2C%20NY?page=1

Services Offered

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Team

Ujjwal Kumar, MD — Gastroenterology
Ravi Shankar Ainapudi, MD — Gastroenterology
Kanika Kaur, MD — Gastroenterology
Zvi A Alpern, MD — Gastroenterology
Henry Ferstenberg, MD — Gastroenterology
Joel Chandy, DO — Gastroenterology
Rahul Bajaj, MD — Gastroenterology
Kevin Sano, MD — Gastroenterology
Ajish Pillai, MD — Gastroenterology
Rachana Oak, DO — Gastroenterology
Ravi Singh, MD — Gastroenterology
Syeda T Hossain, MD — Gastroenterology

Insurance & Payment

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Languages Spoken

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Social Media

Twitter Youtube Facebook Linkedin Instagram

Photos

What Patients Say

Overall sentiment across review platforms: very positive

Catholic Health ProviderMatch (Dr. Ujjwal Kumar): 4.9/5 stars (95 ratings, 13 reviews)
Catholic Health ProviderMatch (Dr. Kanika Kaur): 4.9/5 stars (115 ratings, 13 reviews (for Dr. Kanika Kaur))

Patients praise

Thorough and comprehensive care
Excellent bedside manner and kindness
Clear and empathetic communication
Professional and knowledgeable staff
Efficient scheduling and patient-centered approach

Common complaints

Some patients reported minor scheduling or administrative frustrations, although reviews are overwhelmingly positive

"Dr. Kumar is not only professional, knowledgeable, but has a kind and empathetic manner that lets you know u are in competent hands Highly recommend him for your medical concerns"

— Catholic Health ProviderMatch Patient Review

"Dr. Kaur was so kind and put me at ease immediately. She listened to my embarrassment and assured me I was not alone."

— Catholic Health ProviderMatch Patient Review

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

In the News

Shahzad Iqbal, MD | Catholic Health | Long Island - Babylon, NY - Gastroenterology - Schedule Online — Mar 22, 2026
Deborah S. Blenner, MD | Catholic Health | Long Island - Smithtown, NY - Internal Medicine - Schedule Online — Mar 28, 2026
Anna Lizza Siasoco, MD | Catholic Health | Long Island - Smithtown, NY - Family Medicine - Schedule Online — Mar 28, 2026
Dr. Keith W. Kulju, MD - Jamestown, NY - Gastroenterology - Book Appointment — May 6, 2026

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