MARGARET HORTON-BRESHEARS AGPCNP-BC
NPI 1740700442
Nurse Practitioner - Adult Health in Tucson, AZ
About Margaret Horton-breshears Agpcnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET HORTON-BRESHEARS AGPCNP-BC (NPI 1740700442) is an individual adult health provider in Tucson, Arizona, licensed in Arizona (AP10274) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Margaret Horton-breshears Agpcnp-bc 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.
Medicare Billing Reassignment
Medicare enrollment records show Margaret Horton-breshears reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tucson, AZ 85713
- Reassigned Medicare billing, Arizona enrollment
- 464 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 7
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85713 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TUCSON, AZ 85713
TUCSON, AZ 85713
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 Margaret Horton-breshears's NPI number?
The NPI number for Margaret Horton-breshears is 1740700442. It was assigned to this individual provider in the NPPES registry on June 23, 2017. The provider is also known as Margaret Horton Rn Bsn.
Where is Margaret Horton-breshears located?
Margaret Horton-breshears practices at 1230 S Cherrybell Stra, Tucson, AZ 85713. The listed phone number is (520) 670-3909.
What is Margaret Horton-breshears's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Margaret Horton-breshears enrolled in Medicare?
Yes. Margaret Horton-breshears 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.
Which organization bills Medicare for Margaret Horton-breshears's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Horton-breshears reassigns Medicare benefits to El Rio Santa Cruz Neighborhood Health Center, Inc (Tucson, AZ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Margaret Horton-breshears's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Horton-breshears accept?
Health plans from Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and Imperial Insurance Companies, Inc. and 2 other insurers list Margaret Horton-breshears 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 Margaret Horton-breshears was last updated on February 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Margaret Horton-Breshears, AGPCNP-BC · NPI 1740700442
Adult Health physician in Tucson, Arizona. Individual provider, active in the CMS NPPES registry since June 23, 2017.
## Identity
- **NPI:** 1740700442 (Entity type: Individual)
- **Enumerated:** June 23, 2017
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** AP10274 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 1230 S CHERRYBELL STRA, Tucson, AZ 85713-1907
- **Phone:** (520) 670-3909 · **Fax:** (520) 309-2560
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** El Rio Santa Cruz Neighborhood Health Center, Inc (NPI 1790249837, Tucson, AZ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** February 28, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1740700442) · Data from the CMS NPPES public registry.