Physicians &
Clinical Team
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
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