Gregory G Billy MD

Physical Medicine/Rehab•State College, PA

Pain Medicine, Sports Medicine (Non-Surgical)

Assistant Professor, Orthopaedics & Rehabilitation, Pennsylvania State University College of Medicine

143 Hospital DrSte 112State College, PA 16803
Phone+1 800-233-4082

Dr. Billy is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Billy's full profile Already have an account?

Education & Training

Sinai Hospital of BaltimoreResidency, Physical Medicine and Rehabilitation, 1994 - 1997
Tower HealthInternship, Internal Medicine, 1993 - 1994
Pennsylvania State University College of MedicineClass of 1993

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2026 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

PA State Medical License 1993 - 2026
American Board of Physical Medicine and Rehabilitation Physical Medicine & Rehabilitation
American Board of Physical Medicine and Rehabilitation Pain Medicine
American Board of Physical Medicine and Rehabilitation Sports Medicine
American Board of Electrodiagnostic MedicineElectrodiagnostic Medicine

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification Cerner Patient Portal and Powerchart, Cerner Corporation, 2013, 2015-2016
CMS Meaningful Use Stage 1 Certification HealthSentry, Cerner Corporation, 2013, 2015-2016
CMS Meaningful Use Stage 2 Certification HealtheLife and PowerChart, Cerner Corporation, 2013, 2015-2016

Publications & Presentations

PubMed

11 citations
Association Between Self-Reported Kinesiophobia and Single-Leg Hop for Distance in Patients With ACL Reconstruction:A Systematic Review
Hadeel R Bakhsh, Sreenivasulu Metikala, Gregory Billy, Giampietro L. Vairo
Sports Health. 2021-10-15
12 citations
Changes in Shear Modulus of the Lumbar Multifidus Muscle during Different Body Positions.
Seyedali Sadeghi, Kevin R. Quinlan, Kirsten Eilertson, Gregory G. Billy, Jesse E. Bible
Journal of Biomechanical Engineering. 2019-08-01
7 citations
Predictive Factors of the Effectiveness of Caudal Epidural Steroid Injections in Managing Patients With Chronic Low Back Pain and Radiculopathy.
Gregory G. Billy, Ji Lin, Mengzhao Gao, Mosuk Chow
Clinical Spine Surgery. 2017-07-01

Press Mentions

6 Serious Health Effects of Sitting All Day, According to DoctorsDecember 5th, 2019
Surgery Not the Answer for Most Back Pain, Sports Doctor SaysNovember 2nd, 2016