Doctor profile · Federal record

Dr. Katherine Buck, APRN-CNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Gynecologic Oncology Physician · Norman, OK

  • NPI 1659772986
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
225 E Mosier St
Norman, OK 730697883
(918) 691-4777
Mailing address
800 Ne 10Th St
Oklahoma City, OK 731045418

Credentials & registration

NPPES · NUCC
NPI registered
September 2014 — 12 yrs on file
Profile last updated
January 23, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Oklahoma #89559

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659772986. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
509
Distinct HCPCS
4
Medicare allowed
$34,361
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 264 163 $53
99214 Established patient office or other outpatient visit, 30-39 minutes 148 72 $78
99215 Established patient office or other outpatient visit, 40-54 minutes 73 38 $117
G0444 Annual depression screening, 5 to 15 minutes 24 24 $7

In context: peer comparison

Among 24 peers in Norman Family Nurse Practitioner, average services per provider: 104. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,921
Transactions
62
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 12 $493.89
Gilead Sciences, INC. 2 $223.29
Astellas Pharma US INC 4 $192.51
Daiichi Sankyo INC. 7 $160.47
Merck Sharp & Dohme LLC 9 $150.45
Genmab U.S., INC. 4 $149.74
GlaxoSmithKline, LLC. 6 $149.05
Lilly USA, LLC 5 $84.17
Genentech USA, INC. 3 $55.97
TerSera Therapeutics LLC 2 $47.81
Tempus Ai, INC 2 $47.56
Myriad Genetic Laboratories, INC. 2 $29.07
Phathom Pharmaceuticals, INC. 2 $27.61
Emd Serono, INC. 1 $27.06
Novo Nordisk INC 1 $24.63

By nature of payment

Food and Beverage
$1,821
Education
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
118
Patients
0
Total drug cost
$9,198
Drug Type Claims Patients Total cost
Gabapentin Generic 21 0 $192
Amlodipine Besylate Generic 16 0 $57
Letrozole Generic 16 0 $252
Prochlorperazine Maleate Generic 15 0 $327
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 14 0 $222
Eliquis (Apixaban) Brand 13 0 $7,915
Ondansetron Odt (Ondansetron) Brand 12 0 $195
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 11 0 $38

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Buck's medical specialty?
Dr. Katherine Buck practices Family Nurse Practitioner in Norman, OK.
Where does Dr. Katherine Buck practice?
Dr. Katherine Buck practices at 225 E Mosier St, Norman, OK 730697883. Office phone: 9186914777.
What is Dr. Katherine Buck's NPI?
Dr. Katherine Buck's National Provider Identifier (NPI) is 1659772986, issued by NPPES.
Does Dr. Katherine Buck accept Medicare assignment?
Yes. Dr. Katherine Buck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Buck commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.