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To speak with an appointment scheduler, call 1-800-533-UPMC between 7 a.m. and 7 p.m. Monday through Friday.

Note: We can schedule appointments for many — but not all — UPMC doctors and locations at this number.

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Internal Medicine

Sub Specialty:

Hospital Affiliation(s):
UPMC Shadyside
UPMC Presbyterian
UPMC St Margaret
UPMC Mercy
UPMC Passavant
UPMC Hamot

Patient Satisfaction Ratings:
5 Stars
150 Patient
Satisfaction Ratings
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UPMC Heart and Vascular Institute
UPMC Presbyterian
200 Lothrop St.
Suite 5B
Pittsburgh, PA 15213
Office Phone:
(412) 647-6000

UPMC St. Margaret - Medical Arts 200
200 Delafield Rd.
Suite 3010
Pittsburgh, PA 15215
Office Phone:
(412) 781-4860


Advanced Heart Failure and Transplant Cardiology, American Board of Internal Medicine
Cardiovascular Disease, American Board of Internal Medicine


MD, Columbia University Hospital, New York, NY

Massachusetts General Hospital,
Boston, MA

Massachusetts General Hospital,
Boston, MA

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.

October 28, 2019

Dr. Mathier is always pleasant and informative and answers my questions without hesitation. I'm very pleased to have him as my Dr.

October 23, 2019

Dr. Mathier is a compassionate, very knowledgeable, caregiver, a definite credit to UPMC's staff.

October 23, 2019

very good

October 21, 2019

Care could not of been better. Very satisfied.

October 17, 2019

Very good care!

September 30, 2019

dr. Mathier spent as much time as I wanted with him and answered all my questions

September 30, 2019

excellent...saved my life.

September 23, 2019

Dr. Mathier is a fantastic doctor. Always listens to what I have to say and explains things so I fully understand. He is the best doctor and I am lucky to have him as my cardiologist. UPMC is lucky to have him also. And I love his commercials.

September 23, 2019

everyone was so amazing and wonderful.. they helped me with anything i needed.. i would defently recomend this office to anyone

September 19, 2019

I really appreciate Dr. Mathier. He has great expertise and a very kind, friendly manner.