Doctor profile · Federal record

Dr. Amber Fierros

Family Nurse Practitioner (CMS: Nurse Practitioner) · Phoenix, AZ

  • NPI 1295407930
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
31009 N 27Th Ave
Phoenix, AZ 850857110
(602) 999-9306

Credentials & registration

NPPES · NUCC
NPI registered
September 2021 — 5 yrs on file
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #264581

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295407930. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
27
Distinct HCPCS
2
Medicare allowed
$3,283
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 14 14 $100
99285 Emergency department visit with high level of medical decision making 13 13 $145

In context: peer comparison

Among 230 peers in Phoenix Family Nurse Practitioner, average services per provider: 354. This provider delivers 0.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
112
Patients
111
Total drug cost
$2,654
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 27 27 $322
Cefdinir Generic 21 21 $444
Ciprofloxacin Hcl Generic 19 18 $179
Doxycycline Monohydrate Generic 17 17 $309
Linezolid Generic 15 15 $1,281
Cephalexin Generic 13 13 $119

Frequently asked questions

Auto-generated from federal data
What is Dr. Amber Fierros's medical specialty?
Dr. Amber Fierros practices Family Nurse Practitioner in Phoenix, AZ.
Where does Dr. Amber Fierros practice?
Dr. Amber Fierros practices at 31009 N 27Th Ave, Phoenix, AZ 850857110. Office phone: 6029999306.
What is Dr. Amber Fierros's NPI?
Dr. Amber Fierros's National Provider Identifier (NPI) is 1295407930, issued by NPPES.
Does Dr. Amber Fierros accept Medicare assignment?
Yes. Dr. Amber Fierros accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amber Fierros commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.