MARY L WALKER FNP
NPI 1174288773
Nurse Practitioner - Family in Florence, AZ

Active since November 08, 2021PECOS EnrolledAccepts Medicare Assignment
174 W HIGHWAY 287, FLORENCE, AZ 85132(520) 868-5811(520) 868-1223 Get Directions Write a Review

NPPES record last updated: May 13, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 13, 2025, Apr 6, 2023, Dec 8, 2021 and 1 more (4 updates tracked since 2021).

About Mary L Walker Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY L WALKER FNP (NPI 1174288773) is an individual family provider in Florence, Arizona, licensed in Arizona (266654) and active in the NPI registry since November 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1174288773
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARY L WALKERCredential: FNP
Location Address174 W HIGHWAY 287Florence, AZ 85132
Mailing AddressPo Box 10097Casa Grande, AZ 85130-0020 · (520) 836-3446
Fax(520) 868-1223
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateNovember 8, 2021
Last NPPES UpdateMay 13, 20254 updates tracked since enumeration
NPPES CertifiedMay 13, 2025
NPI 1174288773 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in AZ · 266654
Also ListedFamily MedicineTaxonomy 207Q00000X · License 209022899 (IL)
174 W HIGHWAY 287, Florence, AZ 85132

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mary L Walker Fnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6103206289
PECOS Enrollment IDI20220707000439
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
53 services52 patients
Blood test, lipids (cholesterol and triglycerides) 80061
A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.
48 services48 patients
Hemoglobin a1c level, by device for home use 83037
A Hemoglobin A1c device for home use allows you to check your average blood sugar levels over the past 3 months. It's a simple, painless test that provides immediate results, helping you manage your diabetes more effectively.
42 services30 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
26 services24 patients
Routine electrocardiogram (ecg) using at least 12 leads with tracing 93005
An Electrocardiogram (ECG) is a simple, painless test that records the heart's electrical activity. Using 12 leads attached to your skin, it generates a tracing of your heart rhythm. It helps detect any heart problems by showing the timing and strength of electrical signals passing through each part of your heart.
16 services14 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85132 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacy (Community/Retail Pharmacy)
174 W HIGHWAY 287
FLORENCE, AZ 85132
Nurse Practitioner
174 W HIGHWAY 287
FLORENCE, AZ 85132
Nurse Practitioner (Family)
174 W HIGHWAY 287
FLORENCE, AZ 85132
Nurse Practitioner (Family)
174 W HIGHWAY 287
FLORENCE, AZ 85132
Clinic/Center (Federally Qualified Health Center (FQHC))
174 W HIGHWAY 287
FLORENCE, AZ 85132
Nurse Practitioner (Family)
174 W HIGHWAY 287
FLORENCE, AZ 85132

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Walker's NPI number?

The NPI number for Mary Walker is 1174288773. It was assigned to this individual provider in the NPPES registry on November 8, 2021.

Where is Mary Walker located?

Mary Walker practices at 174 W Highway 287, Florence, AZ 85132. The listed phone number is (520) 868-5811.

What is Mary Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mary Walker enrolled in Medicare?

Yes. Mary Walker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mary Walker accept?

Health plans from Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc., Oscar Health Plan, Inc. and UnitedHealthcare list Mary Walker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Walker was last updated on May 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.