Matthew Williams, DO
Internal Medicine Physician · St Petersburg, FL
Matthew Williams, DO is an internal medicine physician with a practice address in St Petersburg, Florida, and NPI 1245817329, issued on Mar 25, 2021. Check the license (Florida OS20617, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Matthew Williams
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- OS20617 FL
0102208572 VA
Self-reported in NPPES; status is on the state search - Practice location
- 6000 49TH St N, St Petersburg, FL 33709
- Phone
- (727) 521-5057
- Enumerated
- Mar 25, 2021
- Record last updated
- Jul 19, 2024
- Medicare enrollment
- Enrolled (PECOS I20250203001891); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Bradenton, 2021
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 6000 49TH St N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Matthew Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS20617Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
133 Medicare Part D claims for 68 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Cefdinir16 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 4 group practices
- Florida Hospital Medicine Services, LLCFort Lauderdale, FL
- Hospital Physician Services - Southeast Professional CorporationSnellville, GA
- Hospital Physician Services OF Florida PAPort Saint Lucie, FL
- Southeastern Hospitalist Services PCRock Hill, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Williams among 10,151 internal medicine physician records in Florida
Matthew Williams, DO is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 89% of them.
- NPI issued2021 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2021 · median 2004 among the 6,606 with a school on file
- Record last updated2024 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
162 internal medicine physician records list a practice address in St Petersburg
They are 162 of the 6,159 NPPES records with a practice address in St Petersburg, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in St Petersburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sushilla Beecum, MDSt Petersburg, FL 337091063478345
- Esther Browne-King, M.D.Kenneth City, FL 337091780792853
- Kristi Fitzmorris, MDKenneth City, FL 337091558394148
- Kimberly Grill, DOSt Petersburg, FL 337091902816606
- Britton Jewell, D.O.St Petersburg, FL 337091710234075
- Scott Kushin, MDSt Petersburg, FL 337091487816823
- Rakesh Mittal, MD, PHDSt Petersburg, FL 337091023046562
- Adrienne Oconnell, D.O.St Petersburg, FL 337091639472079
Common questions
What is Matthew Williams, DO's NPI number?
Matthew Williams, DO's National Provider Identifier (NPI) is 1245817329, issued on Mar 25, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Williams, DO located?
The NPPES record lists a practice address at 6000 49TH St N, St Petersburg, FL, 33709. Phone: (727) 521-5057. Providers update this record themselves, so call before visiting.
How can I verify Matthew Williams, DO's license?
NPPES lists Florida license number OS20617, as entered by the provider. 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 Matthew Williams, DO prescribe under Medicare Part D?
In 2024, Matthew Williams, DO had 133 Medicare Part D claims for 68 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.