Search for a UPMC doctor near you

Narrow your search:

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.

Verify Your Insurance

Please call the physician's office to verify insurance coverage prior to scheduling an appointment.


Internal Medicine
PCP (Primary Care Physician)

Hospital Affiliation(s):
UPMC Mercy
UPMC Presbyterian
UPMC McKeesport
UPMC Shadyside

Patient Satisfaction Ratings:
4.9 Stars
122 Patient
Satisfaction Ratings
Learn About Our Survey


UPMC General Internal Medicine, South
2397 Mountain View Dr.
West Mifflin, PA 15122
Office Phone:
(412) 692-4888

UPMC General Internal Medicine, Oakland
UPMC Montefiore
3459 Fifth Ave.
9 South
Pittsburgh, PA 15213
Office Phone:
(412) 692-4888


Internal Medicine, American Board of Internal Medicine


MD, University of Texas Health Science Center, San Antonio, TX

University of Pittsburgh School of Medicine,
Pittsburgh, PA

Appointment Information

New Patients

Book Your Appointment NowIf you are a new patient, you can schedule your appointment online now 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.

September 20, 2017

My experience with Dr Thiel was nothing less than spectacular. I can't say enough good things about my visit yesterday. I'm very happy, and will continue to see Dr Theil as my PCP.

September 09, 2017


August 29, 2017

Great visit and I am glad that I fund someone that cares. Plan on keeping him ( Dr. )

August 24, 2017

I was very impressed with the dr's breadth and dept of knowledge. I especially appreciated that he wasn't rushed and took the time needed to address all of my questions and needs.

August 16, 2017

love, love, love Dr Thiel and Patricia gallo! they are an awesome team who respond quickly to my needs and help me find resources when available, and if necessary. highly recommend this practice.

August 15, 2017

This was my first visit to Dr. Thiel and was impressed with him and his staff. Would recommend him to family and friends.

August 15, 2017

In all my years I have not found a health provider that gives this kind of care and respect

August 10, 2017

my experiences with this Dr. Thiel l'ld can talk to him !!!

August 09, 2017

the office staff was friendly ,

July 12, 2017

First visit with this provider as new patient and very please overall. Dr. Thiel took his time to listen to all my concerns and listen to any questions and concerns i had. Everything was well explained to me on how to take care of the health concerns i had. I left feeling much better about my health and again overall a great first impression and experience.