Timothy Carr Marsh, DO
Family Medicine Physician · St Petersburg, FL
Timothy Carr Marsh, DO is a family medicine physician with a practice address in St Petersburg, Florida, and NPI 1982223913, issued on Apr 9, 2020. Check the license (Florida OS18818, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Timothy Carr Marsh
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS18818 FL
Self-reported in NPPES; status is on the state search - Practice location
- 700 6TH St S, St Petersburg, FL 33701
- Phone
- (727) 893-6116
- Enumerated
- Apr 9, 2020
- Record last updated
- Aug 4, 2023
- Fax
- (727) 553-7340
- Medicaid ID
- 116487500 FL
- Medicare enrollment
- Enrolled (PECOS I20221229001217); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2020
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 9,399 in Florida → Look up another NPI →
Also registered at 700 6TH St S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jonathan BenjaminStudent in an Organized Health Care Education/Training Program1760356778
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- Amanda Boudreaux, MDStudent in an Organized Health Care Education/Training Program1548900475
- Emanuel Boyer, MDStudent in an Organized Health Care Education/Training Program1831886050
Verify Timothy Carr Marsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS18818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average family medicine physician in 2024
1,404 Medicare Part D claims for 270 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 16 claims were for opioids.
Most prescribed
- Amlodipine Besylate92 claims
- Atorvastatin Calcium92 claims
- Lisinopril55 claims
- Losartan Potassium41 claims
- Albuterol Sulfate Hfa39 claims
- Metformin Hcl37 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.
Industry payments in 2024: $44.85
1 payment: food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Ohi West Medical Group LLCSt Petersburg, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy Carr Marsh among 9,399 family medicine physician records in Florida
Timothy Carr Marsh, DO 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 2020, is newer than 87% of them.
- NPI issued2020 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2020 · median 2004 among the 5,504 with a school on file
- Record last updated2023 · 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).
204 family medicine physician records list a practice address in St Petersburg
They are 204 of the 6,159 NPPES records with a practice address in St Petersburg, and 9,399 family medicine physician records in Florida.
All 9,399 in Florida → Every provider in St Petersburg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Holly Baab, MDSt Petersburg, FL 337011962511295
- Kathleen Barry, MDSt Petersburg, FL 337011639164825
- Harrison Brownlee, MDSt Petersburg, FL 337011477584746
- Edward Gillett, M.D.St Petersburg, FL 337011245219633
- Frederic Guerrier, M.D.St Petersburg, FL 337011174512065
- George Hutter, M.D.St Petersburg, FL 337011326098963
- Linda Murray, M.D.,D.O.St Petersburg, FL 337011437148327
- Michael Nieder, M.D.St Petersburg, FL 337011295710218
Common questions
What is Timothy Carr Marsh, DO's NPI number?
Timothy Carr Marsh, DO's National Provider Identifier (NPI) is 1982223913, issued on Apr 9, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Carr Marsh, DO located?
The NPPES record lists a practice address at 700 6TH St S, St Petersburg, FL, 33701. Phone: (727) 893-6116. Providers update this record themselves, so call before visiting.
How can I verify Timothy Carr Marsh, DO's license?
NPPES lists Florida license number OS18818, 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 Timothy Carr Marsh, DO prescribe under Medicare Part D?
In 2024, Timothy Carr Marsh, DO had 1,404 Medicare Part D claims for 270 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.