Gregory Williams, D.O.
Family Medicine Physician · Tallahassee, FL
Gregory Williams, D.O. is a family medicine physician with a practice address in Tallahassee, Florida, and NPI 1780692012, issued on Aug 3, 2006. Check the license (Florida OS6722, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Gregory Williams
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS6722 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1803 Miccosukee Commons Dr, Tallahassee, FL 32308
- Phone
- (850) 386-8899
- Enumerated
- Aug 3, 2006
- Record last updated
- Oct 30, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 37504000 FL
- Medicare enrollment
- Enrolled (PECOS I20100217000598); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 9,399 in Florida → Look up another NPI →
Also registered at 1803 Miccosukee Commons Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Alvarez, ARNPNurse Practitioner1639552888
- Christopher Collins, LCSWClinical Social Worker1013405125
- Karin Faison, ARNPNurse Practitioner1043425200
- William Fleming, DOFamily Medicine Physician1407318041
- Terreze Gamble, M.D.Family Medicine Physician1861694010
- Sonya Hadley, P.T.Physical Therapist1003095829
Verify Gregory Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS6722Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% more Medicare Part D claims than the average family medicine physician in 2024
5,650 Medicare Part D claims for 458 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 99 claims were for opioids.
Most prescribed
- Losartan Potassium313 claims
- Atorvastatin Calcium252 claims
- Amlodipine Besylate251 claims
- Levothyroxine Sodium239 claims
- Rosuvastatin Calcium219 claims
- Lisinopril152 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Tallahassee Memorial Healthcare IncTallahassee, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Williams among 9,399 family medicine physician records in Florida
Gregory Williams, D.O. is one of 9,399 family medicine physician records with a practice address in Florida. 79% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1992 · median 2004 among the 5,504 with a school on file
- Record last updated2013 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
197 family medicine physician records list a practice address in Tallahassee
They are 197 of the 6,767 NPPES records with a practice address in Tallahassee, and 9,399 family medicine physician records in Florida.
All 9,399 in Florida → Every provider in Tallahassee → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Gregg Alexander, MDTallahassee, FL 323081093718868
- Tommy Enoch, M.D.Tallahassee, FL 323081720052384
- Todd Hewitt, M.D.Tallahassee, FL 323081962463042
- David Kaproth, M.D.Tallahassee, FL 323081124021977
- William Kaufman, M.D.Tallahassee, FL 323081205899440
- Fredrick Lutz, M.D.Tallahassee, FL 323081144294034
- Ronald Machado, M.D.Tallahassee, FL 323081982678850
- Joseph Mazziotta, M.D.Tallahassee, FL 323081952375974
Common questions
What is Gregory Williams, D.O.'s NPI number?
Gregory Williams, D.O.'s National Provider Identifier (NPI) is 1780692012, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Williams, D.O. located?
The NPPES record lists a practice address at 1803 Miccosukee Commons Dr, Tallahassee, FL, 32308. Phone: (850) 386-8899. Providers update this record themselves, so call before visiting.
How can I verify Gregory Williams, D.O.'s license?
NPPES lists Florida license number OS6722, 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 Gregory Williams, D.O. prescribe under Medicare Part D?
In 2024, Gregory Williams, D.O. had 5,650 Medicare Part D claims for 458 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Gregory Williams, D.O.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.