Doctor profile · Federal record

Dr. Irene Mayer, M.D.

Internal Medicine Physician (CMS: Hospitalist) · Internal Medicine Physician · Oxford, FL

  • NPI 1073601944
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5050 County Road 472
Oxford, FL 344843750
(352) 689-6400
Mailing address
Po Box 770272
Ocala, FL 344770272

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
November 27, 2023
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Florida #ME101646 · Florida #TRN9112

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073601944. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
679
Distinct HCPCS
6
Medicare allowed
$61,840
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 329 68 $79
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 124 32 $51
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 70 69 $134
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 68 40 $120
99239 Hospital discharge day management, more than 30 minutes 59 57 $116
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 29 28 $174

In context: peer comparison

Among 2 peers in this city , average services per provider: 260. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
30
Total drug cost
$158
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 19 19 $110
Amlodipine Besylate Generic 11 11 $48

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Irene Mayer's medical specialty?
Dr. Irene Mayer practices Internal Medicine Physician in Oxford, FL.
Where does Dr. Irene Mayer practice?
Dr. Irene Mayer practices at 5050 County Road 472, Oxford, FL 344843750. Office phone: 3526896400.
What is Dr. Irene Mayer's NPI?
Dr. Irene Mayer's National Provider Identifier (NPI) is 1073601944, issued by NPPES.
Does Dr. Irene Mayer accept Medicare assignment?
Yes. Dr. Irene Mayer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irene Mayer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.