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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

THERESA ANNE HALEY FNP-C
NPI 1609398650
Nurse Practitioner - Family in Prescott, AZ

Active since July 12, 2017PECOS Enrolled
500 N STATE ROUTE 89 RM 203, PRESCOTT, AZ 86313(928) 717-7456 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 15, 2026, Jun 4, 2019, Jul 12, 2017 (3 updates tracked since 2017).

About Theresa Anne Haley Fnp-c NPPES

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

THERESA ANNE HALEY FNP-C (NPI 1609398650) is an individual family provider in Prescott, Arizona, licensed in Arizona (218433) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS and maintains a secondary practice location in Modesto.

NPPES Registry Identity

NPI1609398650
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameTHERESA ANNE HALEYCredential: FNP-C
Location Address500 N STATE ROUTE 89 RM 203Prescott, AZ 86313-5001
Mailing Address500 N State Route 89 Rm 203Prescott, AZ 86313-5001 · (928) 717-7456
Phone(928) 717-7456
Sole ProprietorNo
Enumeration DateJuly 12, 2017
Last NPPES UpdateJuly 15, 20263 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1609398650 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in AZ · 218433
500 N STATE ROUTE 89 RM 203, Prescott, AZ 86313
Open in Google Maps ↗

Secondary Practice Location 1

Location 11700 Coffee RdModesto, CA 95355-2803 · Phone (209) 526-4500

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Theresa Anne Haley Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 86313 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.

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 Theresa Haley's NPI number?

The NPI number for Theresa Haley is 1609398650. It was assigned to this individual provider in the NPPES registry on July 12, 2017.

Where is Theresa Haley located?

Theresa Haley practices at 500 N State Route 89 Rm 203, Prescott, AZ 86313. The listed phone number is (928) 717-7456.

What is Theresa Haley's specialty?

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

Is Theresa Haley enrolled in Medicare?

Yes. Theresa Haley is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Theresa Haley was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days 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.