David John Williams, PA-C
Physician Assistant · Winchester, VA
David John Williams, PA-C is a physician assistant with a practice address in Winchester, Virginia, and NPI 1932179488, issued on Jan 26, 2006. Check the license (Virginia 0110005510, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David John Williams
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 0110005510 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1818 Amherst St Ste 101, Winchester, VA 22601
- Phone
- (540) 450-0072
- Enumerated
- Jan 26, 2006
- Record last updated
- Apr 8, 2025
- Fax
- (540) 450-0074
- Medicare enrollment
- Enrolled (PECOS I20191115001001); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,408 in Virginia → Look up another NPI →
Also registered at 1818 Amherst St Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David John Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0110005510Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average physician assistant in 2024
213 Medicare Part D claims for 89 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 105 claims were for opioids.
Most prescribed
- Methocarbamol59 claims
- Hydrocodone-Acetaminophen31 claims
- Oxycodone-Acetaminophen30 claims
- Oxycodone Hcl29 claims
- Hydromorphone Hcl15 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.
Bills Medicare through 2 group practices
- Medical Rehabilitation Systems LLCGrantsville, MD
- Valley Physician Enterprise IncFront Royal, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David John Williams among 4,408 physician assistant records in Virginia
David John Williams, PA-C is one of 4,408 physician assistant records with a practice address in Virginia. 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 86% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2002 · median 2018 among the 2,885 with a school on file
- Record last updated2025 · 33% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
217 physician assistant records list a practice address in Winchester
They are 217 of the 2,762 NPPES records with a practice address in Winchester, and 4,408 physician assistant records in Virginia.
All 4,408 in Virginia → Every provider in Winchester → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jill Bethlehem, PAWinchester, VA 226011548216971
- Tammy Earhart, PA-CWinchester, VA 226011275552622
- Dondrea Garrison, PA-CWinchester, VA 226011558323253
- Alyson Humphreys, PA-CWinchester, VA 226011508874033
- Thomas Kidd, PACWinchester, VA 226011053321075
- Michael Lapp, PAWinchester, VA 226011295789469
- Tamara McDaniel, PA-CWinchester, VA 226011154349801
- Jennifer Miller, PA-CWinchester, VA 226011801828702
Common questions
What is David John Williams, PA-C's NPI number?
David John Williams, PA-C's National Provider Identifier (NPI) is 1932179488, issued on Jan 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David John Williams, PA-C located?
The NPPES record lists a practice address at 1818 Amherst St Ste 101, Winchester, VA, 22601. Phone: (540) 450-0072. Providers update this record themselves, so call before visiting.
How can I verify David John Williams, PA-C's license?
NPPES lists Virginia license number 0110005510, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does David John Williams, PA-C prescribe under Medicare Part D?
In 2024, David John Williams, PA-C had 213 Medicare Part D claims for 89 beneficiaries; the average among physician assistant prescribers was 830. 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.