Doctor profile · Federal record

Dr. Michael Carnahan, MD

Family Medicine Physician (CMS: Family Practice) · Ardmore, OK

  • NPI 1871607903
  • MIPS 63.8 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1104 Walnut Dr
Ardmore, OK 734012353
(580) 226-0543
fax (580) 226-2284

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oklahoma #16887
Medicaid
OK #100131180A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871607903. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,433
Distinct HCPCS
10
Medicare allowed
$164,639
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,166 247 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 947 596 $117
96372 Injection of drug or substance under skin or into muscle 382 302 $13
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 299 247 $1
J0696 Injection, ceftriaxone sodium, per 250 mg 284 68 $0
87804 Detection test by immunoassay with direct visual observation for influenza virus 266 127 $16
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 259 232 $34
81003 Automated urinalysis test 247 209 $2
99213 Established patient office or other outpatient visit, 20-29 minutes 139 128 $83
99204 New patient office or other outpatient visit, 45-59 minutes 93 93 $156

In context: peer comparison

Among 8 peers in Ardmore Family Medicine Physician, average services per provider: 211. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$177
Transactions
10
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 3 $48.02
Abbvie INC. 2 $41.95
Novo Nordisk INC 2 $37.15
GlaxoSmithKline, LLC. 1 $19.95
Corium, LLC 1 $16.60
Amgen INC. 1 $13.69

By nature of payment

Food and Beverage
$177

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,510
Patients
948
Total drug cost
$44,501
Drug Type Claims Patients Total cost
Simvastatin Generic 441 110 $4,318
Amlodipine Besylate Generic 358 100 $3,461
Levothyroxine Sodium Generic 356 94 $5,940
Losartan Potassium Generic 265 67 $4,895
Lisinopril Generic 228 59 $1,835
Omeprazole Generic 220 63 $2,319
Meloxicam Generic 211 60 $1,286
Tramadol Hcl Generic 205 53 $1,819
Metformin Hcl Generic 186 57 $1,403
Potassium Chloride Generic 184 44 $4,315

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Carnahan's medical specialty?
Dr. Michael Carnahan practices Family Medicine Physician in Ardmore, OK.
Where does Dr. Michael Carnahan practice?
Dr. Michael Carnahan practices at 1104 Walnut Dr, Ardmore, OK 734012353. Office phone: 5802260543.
What is Dr. Michael Carnahan's NPI?
Dr. Michael Carnahan's National Provider Identifier (NPI) is 1871607903, issued by NPPES.
Does Dr. Michael Carnahan accept Medicare assignment?
Dr. Michael Carnahan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Michael Carnahan commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.