Doctor profile · Federal record

Dr. Margaret Prior

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Fort Defiance, AZ

  • NPI 1336553189
  • Accepts Medicare
  • MIPS 50.7 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Corner of Route N12 and N7
Fort Defiance, AZ 865040649
(928) 729-8000
Mailing address
Po Box 649
Fort Defiance, AZ 865040649

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
November 3, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Michigan #4301105456

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336553189. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
38
Distinct HCPCS
1
Medicare allowed
$2,426
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 38 27 $64

In context: peer comparison

Among 3 peers in this city , average services per provider: 35. This provider delivers 1.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Prior's medical specialty?
Dr. Margaret Prior practices Obstetrics & Gynecology Physician in Fort Defiance, AZ.
Where does Dr. Margaret Prior practice?
Dr. Margaret Prior practices at Corner of Route N12 and N7, Fort Defiance, AZ 865040649. Office phone: 9287298000.
What is Dr. Margaret Prior's NPI?
Dr. Margaret Prior's National Provider Identifier (NPI) is 1336553189, issued by NPPES.
Does Dr. Margaret Prior accept Medicare assignment?
Yes. Dr. Margaret Prior accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Prior commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.