Doctor profile · Federal record

Dr. Gary Ratliff, M D

Internal Medicine Physician (CMS: Internal Medicine) · Norman, OK

  • NPI 1902888274
  • Accepts Medicare
  • MIPS 89.6 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 E Robinson St Ste 2600
Norman, OK 730716678
(405) 307-6668
fax (405) 364-1706
Mailing address
Po Box 1330
Norman, OK 730701330

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
March 4, 2019
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oklahoma #13197
Medicaid
OK #100130260A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902888274. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,109
Distinct HCPCS
10
Medicare allowed
$185,550
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 833 394 $120
99213 Established patient office or other outpatient visit, 20-29 minutes 373 210 $83
99497 Advance care planning, first 30 minutes 175 175 $79
96160 Administration and interpretation of patient-focused health risk assessment 170 168 $0
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 167 167 $122
G0442 Annual alcohol misuse screening, 5 to 15 minutes 167 167 $17
96372 Injection of drug or substance under skin or into muscle 81 15 $13
G0008 Administration of influenza virus vaccine 35 35 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 34 34 $74
99495 Transitional care management services for problem of at least moderate complexity 33 28 $192

In context: peer comparison

Among 10 peers in Norman Internal Medicine Physician, average services per provider: 120. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$437
Transactions
23
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 14 $190.67
Gilead Sciences, INC. 1 $98.27
Boehringer Ingelheim Pharmaceuticals, INC. 2 $37.95
Dexcom, INC. 1 $30.44
Xeris Pharmaceuticals, INC. 1 $17.92
GlaxoSmithKline, LLC. 1 $17.27
CeQur Corporation 1 $16.14
Janssen Pharmaceuticals, INC 1 $15.52
Abbvie INC. 1 $13.10

By nature of payment

Food and Beverage
$437

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,577
Patients
679
Total drug cost
$178,124
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 393 90 $5,701
Amlodipine Besylate Generic 243 67 $2,352
Atorvastatin Calcium Generic 241 59 $3,517
Lisinopril Generic 188 50 $1,761
Simvastatin Generic 180 47 $2,424
Rosuvastatin Calcium Generic 167 51 $5,346
Omeprazole Generic 160 48 $2,671
Metformin Hcl Generic 140 39 $2,273
Hydrochlorothiazide Generic 136 36 $660
Metoprolol Succinate Generic 135 37 $2,718

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Ratliff's medical specialty?
Dr. Gary Ratliff practices Internal Medicine Physician in Norman, OK.
Where does Dr. Gary Ratliff practice?
Dr. Gary Ratliff practices at 500 E Robinson St Ste 2600, Norman, OK 730716678. Office phone: 4053076668.
What is Dr. Gary Ratliff's NPI?
Dr. Gary Ratliff's National Provider Identifier (NPI) is 1902888274, issued by NPPES.
Does Dr. Gary Ratliff accept Medicare assignment?
Yes. Dr. Gary Ratliff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Ratliff commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.