Doctor profile · Federal record

Dr. Mary Walker, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Medicine Physician · Florence, AZ

  • NPI 1174288773
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
174 W Highway 287
Florence, AZ 85132
(520) 868-5811
fax (520) 868-1223
Mailing address
Po Box 10097
Casa Grande, AZ 851300020

Credentials & registration

NPPES · NUCC
NPI registered
November 2021 — 5 yrs on file
Profile last updated
May 13, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Arizona #266654 · Illinois #209022899

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174288773. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
333
Distinct HCPCS
8
Medicare allowed
$3,327
HCPCS Description Services Patients Avg allowed
80053 Blood test, comprehensive group of blood chemicals 78 67 $10
80061 Blood test, lipids (cholesterol and triglycerides) 73 61 $13
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 72 62 $8
83036 Hemoglobin a1c level 49 41 $10
84443 Blood test, thyroid stimulating hormone (tsh) 21 19 $16
81002 Urinalysis, manual test 14 14 $3
83037 Hemoglobin a1c level, by device for home use 13 13 $10
85018 Blood count, hemoglobin 13 13 $2

In context: peer comparison

Among 2 peers in this city , average services per provider: 79. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $20.62

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,104
Patients
1,362
Total drug cost
$58,906
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 565 183 $8,148
Levothyroxine Sodium Generic 480 143 $6,858
Lisinopril Generic 469 150 $4,140
Amlodipine Besylate Generic 382 120 $2,958
Losartan Potassium Generic 295 101 $6,149
Metformin Hcl Generic 233 79 $2,655
Metformin Hcl Er (Metformin Hcl) Brand 204 68 $2,465
Gabapentin Generic 202 61 $4,778
Hydrochlorothiazide Generic 202 66 $1,110
Trazodone Hcl Generic 195 69 $1,974

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Walker's medical specialty?
Dr. Mary Walker practices Family Nurse Practitioner in Florence, AZ.
Where does Dr. Mary Walker practice?
Dr. Mary Walker practices at 174 W Highway 287, Florence, AZ 85132. Office phone: 5208685811.
What is Dr. Mary Walker's NPI?
Dr. Mary Walker's National Provider Identifier (NPI) is 1174288773, issued by NPPES.
Does Dr. Mary Walker accept Medicare assignment?
Yes. Dr. Mary Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Walker commonly perform?
Top Medicare-reported procedures in 2023: Blood test, comprehensive group of blood chemicals (HCPCS 80053); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.