Physicians &
Clinical Team

Board-certified specialists with a wealth of experience

Meet Our Team

They know a lot about you as a patient. You want to know more about them as doctors. The Tri Rivers clinical team can diagnose and treat a full scope of musculoskeletal conditions. Click on your physician’s name to learn more about his or her education, training and areas of specialization.

Orthopedic Surgery & Sports Medicine

Dr Abraham
William D. Abraham, MD
Hip & Knee Reconstruction
Cranberry/Mars, North Hills
 


D. Kelly Agnew, MD
Hip & Knee Reconstruction
Butler-Clearview, Slippery Rock
 


Christopher T. Edwards, MD
Orthopedic Foot & Ankle Care
Cranberry/Mars, North Hills
 


Trenton M. Gause, MD
Hand & Upper Extremity Care
Cranberry/Mars, North Hills
 


Thomas S. Muzzonigro, MD
Hip & Knee Reconstruction
Butler-Clearview
 


Corey A. Pacek, MD
Hand & Upper Extremity Care
BHS Crossroads Campus, Slippery Rock
 


H. James Pfaeffle, MD, PhD
Hand & Upper Extremity Care
BHS Crossroads Campus, Cranberry/Mars
 


Scott G. Rainey, DO
Orthopedic Back & Neck Care
BHS Crossroads Campus, Slippery Rock
 


John M. Richmond, MD
Sports Medicine & Shoulder Surgery
North Hills, Slippery Rock, UPMC Lemieux Sports Complex
 


William E. Saar, DO
Orthopedic Foot & Ankle Care
Butler-Clearview, Cranberry/Mars, Slippery Rock
 


S. Joshua Szabo, MD
Sports Medicine & Shoulder Surgery
Butler-Clearview, Cranberry/Mars, UPMC Lemieux Sports Complex
 


Robert L. Waltrip, MD
Sports Medicine & Shoulder Surgery
BHS Crossroads Campus, Cranberry/Mars, UPMC Lemieux Sports Complex
 


Michael W. Weiss, MD
Hip & Knee Reconstruction
North Hills
 


Primary Care Sports Medicine (Non-surgical Care)


Anna M. Dumont, DO
Sports Medicine -- Nonsurgical
Cranberry/Mars, North Hills
 


Megan Groh Miller, MD
Sports Medicine -- Nonsurgical
BHS Crossroads Campus, Slippery Rock
 

 

Physical Medicine & Rehabilitation


James L. Cosgrove, MD
Physical Medicine & Rehabilitation
Cranberry/Mars, Slippery Rock
 


James A. Craig Jr., DO
Physical Medicine & Rehabilitation
BHS Crossroads Campus, Cranberry/Mars
 


Judith H. Esman, MD
Physical Medicine & Rehabilitation
North Hills
 


Anna K. Gaines, MD
Physical Medicine & Rehabilitation
Butler-Clearview, Cranberry/Mars


Edward D. Reidy, MD
Physical Medicine & Rehabilitation
BHS Crossroads Campus, North Hills
 


Benedict C. Woo, MD
Physical Medicine & Rehabilitation
BHS Crossroads Campus, Cranberry/Mars, UPMC St. Margaret
 


Rheumatology


Joseph Devich Jr., DO
Rheumatology
BHS Crossroads Campus, North Hills
 


Betsy F. Shook, MD
Rheumatology
Cranberry/Mars, Slippery Rock