Thomas M. Williams, P.A.
Physician Assistant · Mayport, FL
Thomas M. Williams, P.A. is a physician assistant with a practice address in Mayport, Florida, and NPI 1225016439, issued on Jan 6, 2006. Check the license on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Thomas M. Williams
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 1204 Massey Ave., Mayport, FL 32228
- Phone
- (904) 270-4220
- Enumerated
- Jan 6, 2006
- Record last updated
- Nov 17, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (904) 270-4448
- Medicare enrollment
- Enrolled (PECOS I20170322000757); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 10,257 in Florida → Look up another NPI →
Verify Thomas M. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license searchCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average physician assistant in 2024
901 Medicare Part D claims for 330 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate60 claims
- Prednisone51 claims
- Fluticasone Propionate47 claims
- Atorvastatin Calcium27 claims
- Levothyroxine Sodium25 claims
- Amlodipine Besylate21 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 one group practice
- St Vincent's Ambulatory Care IncJacksonville, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas M. Williams among 10,257 physician assistant records in Florida
Thomas M. Williams, P.A. is one of 10,257 physician assistant records with a practice address in Florida. 77% 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, 85% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2000 · median 2018 among the 5,867 with a school on file
- Record last updated2016 · 37% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 physician assistant record lists a practice address in Mayport
They are 1 of the 15 NPPES records with a practice address in Mayport, and 10,257 physician assistant records in Florida.
All 10,257 in Florida → Every provider in Mayport → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Christine Joseph, PA-CJacksonville, FL 322261194409664
- Randall Bennett, P.A.Jacksonville, FL 322251134344211
- Jenny Cooke, PA-CJacksonville, FL 322251740610203
- Megan Finck, PA-CJacksonville, FL 322251730584673
- Natasha Gil, PA-CJacksonville, FL 322251881164820
- David Graham, PA-CJacksonville, FL 322251255621249
- Peter Kimball, PA-CJacksonville, FL 322251689009201
- Ruth King, PA-CJacksonville, FL 322251083725048
Common questions
What is Thomas M. Williams, P.A.'s NPI number?
Thomas M. Williams, P.A.'s National Provider Identifier (NPI) is 1225016439, issued on Jan 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas M. Williams, P.A. located?
The NPPES record lists a practice address at 1204 Massey Ave., Mayport, FL, 32228. Phone: (904) 270-4220. Providers update this record themselves, so call before visiting.
How can I verify Thomas M. Williams, P.A.'s license?
Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas M. Williams, P.A. prescribe under Medicare Part D?
In 2024, Thomas M. Williams, P.A. had 901 Medicare Part D claims for 330 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.