Irene Marie Mayer, M.D.
Internal Medicine Physician · Oxford, FL
Irene Marie Mayer, M.D. is an internal medicine physician with a practice address in Oxford, Florida, and NPI 1073601944, issued on Oct 10, 2006. Check the license (Florida ME101646, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Irene Marie Mayer
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- ME101646 FL
TRN9112 FL
Self-reported in NPPES; status is on the state search - Practice location
- 5050 County Road 472, Oxford, FL 34484
- Phone
- (352) 689-6400
- Enumerated
- Oct 10, 2006
- Record last updated
- Nov 27, 2023
- Medicare enrollment
- Enrolled (PECOS I20090326000507); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 5050 County Road 472
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chelsea Barker, RN, PMDRegistered Nurse1407595531
- Susan SkollyPharmacist1205106283
Verify Irene Marie Mayer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME101646Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average internal medicine physician in 2024
460 Medicare Part D claims for 171 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 12 claims were for opioids.
Most prescribed
- Pantoprazole Sodium60 claims
- Clopidogrel21 claims
- Metoprolol Succinate17 claims
- Metoprolol Tartrate17 claims
- Amlodipine Besylate13 claims
- Eliquis13 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
- Pathways Clinical Partners, LLCLeesburg, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Irene Marie Mayer among 10,151 internal medicine physician records in Florida
Irene Marie Mayer, M.D. 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2008 · median 2004 among the 6,606 with a school on file
- Record last updated2023 · 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).
2 internal medicine physician records list a practice address in Oxford
They are 2 of the 74 NPPES records with a practice address in Oxford, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Oxford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Nalini Yelamanchi, MDOxford, FL 344841760559785
- James Goszkowski, M.D.Ocala, FL 344821770571739
- Veerendra Kandru, MDOcala, FL 344811053324038
- Alexander Kushnir, MDOcala, FL 344811477970705
- Walter Mitta, MDOcala, FL 344811932134731
- Brian Shablin, MDOcala, FL 344811194701771
- Richard Li, M.D.Ocala, FL 344801528080926
- Henry Wellman, M.D.Silver Springs, FL 344881669860870
Common questions
What is Irene Marie Mayer, M.D.'s NPI number?
Irene Marie Mayer, M.D.'s National Provider Identifier (NPI) is 1073601944, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Irene Marie Mayer, M.D. located?
The NPPES record lists a practice address at 5050 County Road 472, Oxford, FL, 34484. Phone: (352) 689-6400. Providers update this record themselves, so call before visiting.
How can I verify Irene Marie Mayer, M.D.'s license?
NPPES lists Florida license number ME101646, 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 Irene Marie Mayer, M.D. prescribe under Medicare Part D?
In 2024, Irene Marie Mayer, M.D. had 460 Medicare Part D claims for 171 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.