James R. Williams, PA-C
Surgical Physician Assistant · York, PA
James R. Williams, PA-C is a surgical physician assistant with a practice address in York, Pennsylvania, and NPI 1306143326, issued on Feb 28, 2011. Check the license (Pennsylvania MA054795, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James R. Williams
- Credential
- PA-C
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- MA054795 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1855 Powder Mill RD, York, PA 17402
- Phone
- (717) 848-4800
- Enumerated
- Feb 28, 2011
- Record last updated
- Mar 30, 2022
- Fax
- (717) 741-9867
- Medicare enrollment
- Enrolled (PECOS I20110505000443); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 832 in Pennsylvania → Look up another NPI →
Also registered at 1855 Powder Mill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Giselle Aerni, MDSports Medicine (Family Medicine) Physician1760636401
- Joseph Alhadeff, M.D.Orthopaedic Surgery Physician1972580157
- Wade Andrews, M.D.Orthopaedic Surgery Physician1740447317
- Belinda Armel-Orr, OTR/LHand Occupational Therapist1811189475
- Sarah Atkins, PA-CPhysician Assistant1164975272
- Brian Bixler, M.D.Orthopaedic Surgery Physician1841290061
Verify James R. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA054795Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% more Medicare Part D claims than the average surgical physician assistant in 2024
577 Medicare Part D claims for 367 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 173 claims were for opioids.
Most prescribed
- Oxycodone Hcl128 claims
- Methylprednisolone104 claims
- Prednisone77 claims
- Meloxicam55 claims
- Cyclobenzaprine Hcl46 claims
- Celecoxib29 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): 95.2 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
- Oss Orthopaedic Hospital LLCYork, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James R. Williams among 832 surgical physician assistant records in Pennsylvania
James R. Williams, PA-C is one of 832 surgical physician assistant records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 45% of them.
- NPI issued2011 · 45% of these records are older, 51% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2010 · median 2013 among the 541 with a school on file
- Record last updated2022 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in Pennsylvania
There are 832 surgical physician assistant records in Pennsylvania.
All 832 in Pennsylvania → Every provider in York → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Noelle Dubbs, PA-CYork, PA 174021336659457
- Ashley Heinaman, PA-CYork, PA 174021942784475
- Adam Lawrence, PA-CYork, PA 174021588976609
- Krista Rager, PA-CYork, PA 174021194885541
- John Shola, PAYork, PA 174021669450482
- Jamison Wagaman, PA-CYork, PA 174021851727655
- Elizabeth AxeYork, PA 174031326593328
- Jennifer Brillhart, PACYork, PA 174031609802461
Common questions
What is James R. Williams, PA-C's NPI number?
James R. Williams, PA-C's National Provider Identifier (NPI) is 1306143326, issued on Feb 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is James R. Williams, PA-C located?
The NPPES record lists a practice address at 1855 Powder Mill RD, York, PA, 17402. Phone: (717) 848-4800. Providers update this record themselves, so call before visiting.
How can I verify James R. Williams, PA-C's license?
NPPES lists Pennsylvania license number MA054795, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does James R. Williams, PA-C prescribe under Medicare Part D?
In 2024, James R. Williams, PA-C had 577 Medicare Part D claims for 367 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is James R. Williams, PA-C's MIPS final score?
The 2023 MIPS final score is 95.2 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.