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Internal Medicine

Sub Specialty:
Infectious Diseases

Hospital Affiliation(s):
UPMC Presbyterian

Patient Satisfaction Ratings:
5 Stars
72 Patient
Satisfaction Ratings
Learn About Our Survey


Center for Care of Infectious Diseases
Falk Medical Building
3601 Fifth Ave.
7th Floor
Pittsburgh, PA 15213
Office Phone:
(412) 647-7228


Infectious Disease, American Board of Internal Medicine
Internal Medicine, American Board of Internal Medicine


MD, Temple University School of Medicine, Philadelphia, PA

Maimonides Medical Center,
Brooklyn, NY

University of Pittsburgh School of Medicine,
Pittsburgh, PA

Appointment Information

New Patients

Appointment Information

Call 1-800-533-UPMC (8762), Monday through Friday between 7 a.m. and 7 p.m. to schedule an appointment OR call the locations listed above to speak with a representative.

Returning Patients

  • Your doctor may participate in scheduling through MyUPMC. If you would like to book online, please log in and visit the Appointments tab.
  • Call the locations listed above to speak with a representative.

Patient Ratings

Rate the Provider

Listens Carefully

Spends Enough Time with You

Recommend This Provider to Family/Friends

Shows Respect for Patients

Provides Easy to Understand Information

Explains in a Way You Understand

Patient Comments

At UPMC we believe transparency is critical. Patient comments found on UPMC Find A Doc are not investigated to ascertain truth or validity. Comments are posted in the spirit of providing patient's perceptions of their encounters with their providers.

Patient comments are gathered from our Press Ganey Patient Satisfaction Survey and are displayed in their entirety. Patients are not identified for confidentiality and patient privacy.

January 10, 2020

Dr. McMahon was wonderful. This was my first appointment with her as my Dr. retired and she will be my new PCP. I am so glad she was recommended to me.

December 04, 2019

Always provide excellent care and concern.

November 22, 2019

With this provider 20 years and have highest regard for her personally and as a skilled physician.

November 15, 2019


November 08, 2019

I enjoyed my visit everybody couldn't have been any more courteous the resident was delightful explained everything so I understood the nurse was extremely helpful and polite I liked my whole experience I felt better when I left

August 21, 2019

Dr. McMahon goes well above the call and duty of a care provider. She's attentive, responsive, engaged, respectful, caring, communicative, concerned, warm, professional and personable. Please never let her retire!

August 21, 2019

Two decades of excellent care....

August 07, 2019

Dr. McMahon is everything one would want in a physician. Smart, attentive, caring and compassionate . Outstanding in every respect.

June 21, 2019

Very thorough, attentive to my concerns, knowledgeable

June 05, 2019

Excellent care provider