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Orthopaedic Surgery

Sub Specialty:
Orthopaedic Trauma
Hip Replacement Surgery
Knee Replacement Surgery
General Fracture Care

Hospital Affiliation(s):
UPMC Presbyterian
UPMC Mercy
UPMC Magee-Womens Hospital

Patient Satisfaction Ratings:
4.8 Stars
341 Patient
Satisfaction Ratings
Learn About Our Survey


UPP - Department of Orthopaedic Surgery
Kaufmann Medical Building
3471 Fifth Ave.
Suite 1010
Pittsburgh, PA 15213
Office Phone:
(412) 687-3900

UPMC at Oxford Drive
600 Oxford Dr.
Suite 200
Monroeville, PA 15146
Office Phone:
(412) 687-3900


Orthopaedic Surgery, American Board of Orthopaedic Surgery


MD, University of Cincinnati College of Medicine, Cincinnati, OH

University of Pittsburgh School of Medicine,
Pittsburgh, PA

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.

October 01, 2019

The doctor was very good but too quick to get to the next patient.

October 01, 2019

Peter Siska and his assistant Nic were both attentive, pleasant, informed, and helpful.

October 01, 2019

He was very knowledgeable, patient and kind.

September 17, 2019

Am glad to be seen by this surgeon. Great care.

September 03, 2019

We were very impressed with the doctors and the information and assistance they provided. The staff was very courteous and helpful.

September 03, 2019

I found Dr. Siska and his team vey compassionate and knowledgeable regarding my problem. I was given a cortisone shot which helped my pain in the left knee. Dr. Siska also explained my options in regard to my left knee which I appreciated.

August 27, 2019

Everything thing was excellent!

August 20, 2019

I think everything was good.

August 15, 2019

Dr Siska has always been very concerned for my knee. He explains everything completely and so I can understand everything. The office personnel have always been respectful and courteous. I would recommend Dr Siska highly

August 06, 2019

I am pleased with the care Dr. Siska has provided for me.