William Valentine Williams, MD
Rheumatology Physician · Philadelphia, PA
William Valentine Williams, MD is a rheumatology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1194753285, issued on Jun 29, 2006. Check the license (Pennsylvania MD036302E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- William Valentine Williams
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- MD036302E PA
MD03602E PA
Self-reported in NPPES; status is on the state search - Practice location
- 3910 Powelton Ave, Philadelphia, PA 19104
- Phone
- (215) 662-4333
- Enumerated
- Jun 29, 2006
- Record last updated
- Feb 4, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (215) 349-8900
- Medicaid ID
- 0010639540002 PA
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 413 in Pennsylvania → Look up another NPI →
Also registered at 3910 Powelton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Allan, MDRheumatology Physician1376518233
- Agnisikha DasPsychiatry Physician1437189412
- Trina Dow, ATR, BC,LPCProfessional Counselor1073644258
- Chadwick Johr, MDRheumatology Physician1134144660
Verify William Valentine Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD036302ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average rheumatology physician in 2024
29 Medicare Part D claims, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 69% of claims.
Most prescribed
- Arnuity Ellipta13 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.
William Valentine Williams among 413 rheumatology physician records in Pennsylvania
William Valentine Williams, MD is one of 413 rheumatology physician records with a practice address in Pennsylvania. 80% 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 13% of them.
- NPI issued2006 · 13% of these records are older, 53% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2014 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Pennsylvania
There are 413 rheumatology physician records in Pennsylvania.
All 413 in Pennsylvania → Every provider in Philadelphia → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- David Allan, MDPhiladelphia, PA 191041376518233
- Androniki Bili, M.D.Philadelphia, PA 191041104802719
- Belinda Birnbaum, MDPhiladelphia, PA 191041669469573
- Geo Derimanov, MDPhiladelphia, PA 191041932135407
- Jonathan Dunham, MDPhiladelphia, PA 191041376583310
- Robert Eisenberg, MDPhiladelphia, PA 191041881630911
- Benjamin Hsu, MDPhiladelphia, PA 191041487698023
- William Kelley, MDPhiladelphia, PA 191041710914700
Common questions
What is William Valentine Williams, MD's NPI number?
William Valentine Williams, MD's National Provider Identifier (NPI) is 1194753285, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Valentine Williams, MD located?
The NPPES record lists a practice address at 3910 Powelton Ave, Philadelphia, PA, 19104. Phone: (215) 662-4333. Providers update this record themselves, so call before visiting.
How can I verify William Valentine Williams, MD's license?
NPPES lists Pennsylvania license number MD036302E, 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 William Valentine Williams, MD prescribe under Medicare Part D?
In 2024, William Valentine Williams, MD had 29 Medicare Part D claims; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
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.