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Internal Medicine in Fredonia, NY - Find a UPMC Provider

4.9 out of 5 · 48 reviews

Internal Medicine • Fredonia, NY

About

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Clinic Type

Internal Medicine

Address

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Phone

+18005338762

Email

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Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://providers.upmc.com/specialty/Internal%20Medicine/near/Fredonia%2C%20NY?page=1

Services Offered

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Team

Sarah Quinlivan Bartholomew — PA-C
Anthony Bartholomew — MD
Hamza Muhammad — DO
Andrew Landis — MD
Mary Rudloff — PA-C
Stephen Laskowski — DO
Hyder Alam — MD
Beth Wlodarek — PA-C
Michael C. Guilding Pita — MD
Xuan Huy Phan — MD
Susan Mackowiak — CRNP

Insurance & Payment

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Languages Spoken

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Social Media

Facebook Linkedin Instagram

Photos

What Patients Say

Overall sentiment across review platforms: mixed

UPMC Provider Page (Dr. Andrew Landis): 4.7/5 (57)
UPMC Provider Page (Dr. Anthony Bartholomew): 4.9/5 (118)
UPMC Provider Page (Sarah Quinlivan Bartholomew, PA-C): 4.9/5 (48)
UPMC Provider Page (Dr. Hamza Muhammad): 4.6/5 (38)
UPMC Provider Page (Dr. Stephen Laskowski): 4.3/5 (13)

Patients praise

Many patients report providers who are good listeners and take time to explain treatment plans
High ratings for long-term relationships with established primary care providers in the Fredonia area
Some providers are described as caring, compassionate, and professional
Positive feedback on patient-centered decision making and being included in care plans

Common complaints

Concerns about being dismissed or not having issues taken seriously by some providers
Complaints regarding long wait times and communication in emergency settings
Reports of feeling rushed during appointments or brief interactions with some doctors
Issues with test result follow-up and management

"I've been with Dr. Landis for close to 25 years and can confidently say he's one of the best doctors in our area. He's incredibly knowledgeable, patient and listens to my concern and we come to an agreement together, about my care."

— Patient Review for Dr. Andrew Landis

"Doesn't really explain in depth of what could be going on. Doesn't handle labs and test results in a timely matter."

— Patient Review for Dr. Hamza Muhammad

"Wait times to be seen, even for severe ailments has been a problem at this hospital for decades, and it doesn’t seem to be changing anytime soon."

— Patient Review for UPMC Chautauqua ER

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

Information sourced from the clinic's website as of July 11, 2026.

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