Nicholas Gilliam, DO
Psychiatry Physician · Winter Haven, FL
Nicholas Gilliam, DO is a psychiatry physician with a practice address in Winter Haven, Florida, and NPI 1255960357, issued on Apr 2, 2020. Check the license (Florida OS21066, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Nicholas Gilliam
- Credential
- DO
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- OS21066 FL
34.016963 OH
Self-reported in NPPES; status is on the state search - Practice location
- 200 Avenue F NE, Winter Haven, FL 33881
- Phone
- (800) 229-2273
- Enumerated
- Apr 2, 2020
- Entity
- Type 1 · individual
Also registered at 200 Avenue F NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kehinde Adesokan, M.DPsychiatry Physician1164871687
- Audra Adkinson, APRNFamily Nurse Practitioner1801460100
- Tanzila Ahsan, MDStudent in an Organized Health Care Education/Training Program1427999069
- Oluwaseyi AkinyooyeStudent in an Organized Health Care Education/Training Program1831056944
- Rifa Ali, MDStudent in an Organized Health Care Education/Training Program1245033257
- Wilbert Antoine, APRNPrimary Care Nurse Practitioner1902769227
Verify Nicholas Gilliam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS21066Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
81% fewer Medicare Part D claims than the average psychiatry physician in 2024
188 Medicare Part D claims for 54 beneficiaries, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D.
Most prescribed
- Trazodone Hcl16 claims
- Aripiprazole14 claims
- Divalproex Sodium Er11 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.
One hospital or facility affiliation
- Baycare Behavioral Health Associates, LLCLutz, FL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Psychiatry Physician providers in Florida
There are 2,496 psychiatry physician records in Florida.
Other psychiatry physician records in Florida
- Vincent Abad, M.D.West Palm Beach, FL1215022439
- Syed Abbas, M.D.Orlando, FL1366517021
- Omair Abbasi, M.D.Hollywood, FL1386875938
- Mayra Abelleira Martinez, M.D.Rockledge, FL1669819983
- Ibrahim Abi-Rafeh, MDHollywood, FL1558368340
- Rita Abislaiman, MDMiami, FL1770540734
- Cynthia Abraham, DOCoral Springs, FL1740930379
- Siramene Abraham, MDHomestead, FL1467890392
- Gil Abramovici, M.D.Wilton Manors, FL1972824985
- Israel Abramson, M.D.Aventura, FL1619939113
Common questions
What is Nicholas Gilliam, DO's NPI number?
Nicholas Gilliam, DO's National Provider Identifier (NPI) is 1255960357, issued on Apr 2, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Gilliam, DO located?
The NPPES record lists a practice address at 200 Avenue F NE, Winter Haven, FL, 33881. Phone: (800) 229-2273. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Gilliam, DO's license?
NPPES lists Florida license number OS21066, 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 Nicholas Gilliam, DO prescribe under Medicare Part D?
In 2024, Nicholas Gilliam, DO had 188 Medicare Part D claims for 54 beneficiaries; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.