Doctor profile · Federal record

Dr. Courtney Steer-Massaro, C.N.M., F.N.P.-C.

Advanced Practice Midwife (CMS: Certified Nurse Midwife (CNM)) · Fort Defiance, AZ

  • NPI 1235482043
  • Accepts Medicare
  • MIPS 79.5 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Corner of Route N12 and N7
Fort Defiance, AZ 86504
(928) 729-8000
Mailing address
Po Box 649
Fort Defiance, AZ 865040649

Credentials & registration

NPPES · NUCC
NPI registered
October 2012 — 14 yrs on file
Profile last updated
July 7, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
367A00000X — NUCC code
State license (1)
Massachusetts #RN2282025

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235482043. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 1 $16.91

By nature of payment

Food and Beverage
$17

Frequently asked questions

Auto-generated from federal data
What is Dr. Courtney Steer-Massaro's medical specialty?
Dr. Courtney Steer-Massaro practices Advanced Practice Midwife in Fort Defiance, AZ.
Where does Dr. Courtney Steer-Massaro practice?
Dr. Courtney Steer-Massaro practices at Corner of Route N12 and N7, Fort Defiance, AZ 86504. Office phone: 9287298000.
What is Dr. Courtney Steer-Massaro's NPI?
Dr. Courtney Steer-Massaro's National Provider Identifier (NPI) is 1235482043, issued by NPPES.
Does Dr. Courtney Steer-Massaro accept Medicare assignment?
Yes. Dr. Courtney Steer-Massaro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.