Gregory G. Billy, MD
Physical Medicine & Rehabilitation Physician · State College, PA
Gregory G. Billy, MD is a physical medicine & rehabilitation physician with a practice address in State College, Pennsylvania, and NPI 1164486155, issued on Apr 14, 2006. Check the license (Pennsylvania MD061958L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Gregory G. Billy
- Credential
- MD
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- MD061958L PA
Self-reported in NPPES; status is on the state search - Practice location
- 143 Hospital Drive, State College, PA 16803
- Phone
- (800) 233-4082
- Enumerated
- Apr 14, 2006
- Record last updated
- Jul 16, 2025
- Medicaid ID
- 0016602300007 PA
- Medicare enrollment
- Enrolled (PECOS I20050725000511); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 875 in Pennsylvania → Look up another NPI →
Also registered at 143 Hospital Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Curtis Barnes, DOOrthopaedic Surgery Physician1164086773
- John Kay, DOStudent in an Organized Health Care Education/Training Program1114729084
- Jina Libby, DOSports Medicine (Orthopaedic Surgery) Physician1073173258
- Austin Louth, PT, DPTPhysical Therapist1932942398
- Roberta Millard, MDAdult Reconstructive Orthopaedic Surgery Physician1326002254
- Jesse Miller, M.D.Sports Medicine (Family Medicine) Physician1114373131
Verify Gregory G. Billy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD061958LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
1,140 Medicare Part D claims for 203 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 45 claims were for opioids.
Most prescribed
- Gabapentin585 claims
- Methocarbamol124 claims
- Baclofen63 claims
- Amitriptyline Hcl54 claims
- Diclofenac Sodium50 claims
- Prednisone48 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 71.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- The Milton S Hershey Medical Center Physicians GroupHershey, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory G. Billy among 875 physical medicine & rehabilitation physician records in Pennsylvania
Gregory G. Billy, MD is one of 875 physical medicine & rehabilitation physician records with a practice address in Pennsylvania. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 62% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1993 · median 2005 among the 451 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in Pennsylvania
There are 875 physical medicine & rehabilitation physician records in Pennsylvania.
All 875 in Pennsylvania → Every provider in State College → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- John Evans, D.O.State College, PA 168031891711834
- Colin McCaul, MDState College, PA 168031154301950
- Rebecca Seligson, PTAState College, PA 168031699560888
- Alyssa Stahly, PTAState College, PA 168031427511963
- Jessica Marker, PTA/COTAUniversity Park, PA 168021598485146
- Joseph Julian, MDState College, PA 168011730375155
- Corey Sheehan, PTAState College, PA 168011114432614
- Richard Allatt, MDPleasant Gap, PA 168231801883061
Common questions
What is Gregory G. Billy, MD's NPI number?
Gregory G. Billy, MD's National Provider Identifier (NPI) is 1164486155, issued on Apr 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory G. Billy, MD located?
The NPPES record lists a practice address at 143 Hospital Drive, State College, PA, 16803. Phone: (800) 233-4082. Providers update this record themselves, so call before visiting.
How can I verify Gregory G. Billy, MD's license?
NPPES lists Pennsylvania license number MD061958L, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory G. Billy, MD prescribe under Medicare Part D?
In 2024, Gregory G. Billy, MD had 1,140 Medicare Part D claims for 203 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.
What is Gregory G. Billy, MD's MIPS final score?
The 2023 MIPS final score is 71.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.