Hal Fredrick Martens, D.O.
Rheumatology Physician · Miramar Beach, FL
Hal Fredrick Martens, D.O. is a rheumatology physician with a practice address in Miramar Beach, Florida, and NPI 1942205992, issued on Jun 16, 2005. Check the license (Florida OS18220, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Hal Fredrick Martens
- Credential
- D.O.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- OS18220 FL
Self-reported in NPPES; status is on the state search - Practice location
- 9375 Emerald Coast Pkwy W Ste 1, Miramar Beach, FL 32550
- Phone
- (850) 278-3460
- Enumerated
- Jun 16, 2005
- Record last updated
- Oct 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (850) 278-3459
- Medicare enrollment
- Enrolled (PECOS I20211111000715); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 494 in Florida → Look up another NPI →
Verify Hal Fredrick Martens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license OS18220Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average rheumatology physician in 2024
3,001 Medicare Part D claims for 418 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 147 claims were for opioids.
Most prescribed
- Prednisone823 claims
- Methotrexate415 claims
- Hydroxychloroquine Sulfate396 claims
- Leflunomide168 claims
- Tramadol Hcl134 claims
- Allopurinol98 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
- Sacred Heart Health System IncMiramar Beach, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hal Fredrick Martens among 494 rheumatology physician records in Florida
Hal Fredrick Martens, D.O. is one of 494 rheumatology 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1986 · median 2003 among the 362 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Florida
There are 494 rheumatology physician records in Florida.
All 494 in Florida → Every provider in Miramar Beach → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- David Martin, M.D.Miramar Beach, FL 325501851388276
- Anthony Decotis, M.D.Fort Walton Beach, FL 325481669435038
- Alvin Wells, MDDestin, FL 325411134234859
- Rachel Brown, M.D.Gulf Breeze, FL 325631629265012
- James Brown, MDPensacola, FL 325141063495307
- Timothy Edgil, MDPensacola, FL 325141699236968
- Patricia KachurPensacola, FL 325141477947489
- Brian Kirby, M.D.Pensacola, FL 325141588751473
Common questions
What is Hal Fredrick Martens, D.O.'s NPI number?
Hal Fredrick Martens, D.O.'s National Provider Identifier (NPI) is 1942205992, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Hal Fredrick Martens, D.O. located?
The NPPES record lists a practice address at 9375 Emerald Coast Pkwy W Ste 1, Miramar Beach, FL, 32550. Phone: (850) 278-3460. Providers update this record themselves, so call before visiting.
How can I verify Hal Fredrick Martens, D.O.'s license?
NPPES lists Florida license number OS18220, 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 Hal Fredrick Martens, D.O. prescribe under Medicare Part D?
In 2024, Hal Fredrick Martens, D.O. had 3,001 Medicare Part D claims for 418 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.