ADDISON MAE LARRALDE NP
NPI 1194500785
Nurse Practitioner - Family in Scottsdale, AZ

Q: What is Addison Larralde's NPI number?

The NPI number for Addison Larralde is 1194500785. It was assigned to this individual provider in the NPPES registry on August 30, 2023. The provider is also known as Addison M Gunther Np.

Q: What is Addison Larralde's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Addison Larralde was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since August 30, 2023PECOS EnrolledAccepts Medicare Assignment

8573 E PRINCESS DR STE 215, SCOTTSDALE, AZ 85255(480) 563-5757(480) 513-2443 Get Directions Write a Review

NPPES record last updated: April 21, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 21, 2026, Aug 30, 2023 (2 updates tracked since 2023).

On this page

About Addison Mae Larralde Np NPPES

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

ADDISON MAE LARRALDE NP (NPI 1194500785) is an individual family provider in Scottsdale, Arizona, licensed in Arizona (260433) and active in the NPI registry since August 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1194500785

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameADDISON MAE LARRALDECredential: NP

Location Address8573 E PRINCESS DR STE 215Scottsdale, AZ 85255-7824

Mailing Address3260 N Hayden Rd Ste 112Scottsdale, AZ 85251-6650 · (602) 264-9100 · Fax (602) 264-9101

Phone(480) 563-5757

Fax(480) 513-2443

Sole ProprietorNo

Medical School CMSOtherGraduated 2025

Enumeration DateAugust 30, 2023

Last NPPES UpdateApril 21, 20262 updates tracked since enumeration

NPPES CertifiedApril 21, 2026

✔ NPI 1194500785 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 · 260433

Also ListedRegistered NurseTaxonomy 163W00000X · License 260433 (AZ)

8573 E PRINCESS DR STE 215, Scottsdale, AZ 85255

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Other Names 1

Former Name (1)Addison M Gunther Np

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health, Blue Cross Blue Shield of Arizona and more.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

Addison Mae Larralde Np 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 ID9133697477

PECOS Enrollment IDI20260506000239

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.

Medicare Billing Reassignment

Medicare enrollment records show Addison Larralde reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Arizona Digestive Health, PC

11 mi

Gastroenterology

3260 N HAYDEN RD STE 112
Scottsdale, AZ 85251

Reassigned Medicare billing, Arizona enrollment
143 clinicians in this Medicare group

NPI 1992981583 (602) 264-9100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85255 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 Addison Larralde's NPI number?

The NPI number for Addison Larralde is 1194500785. It was assigned to this individual provider in the NPPES registry on August 30, 2023. The provider is also known as Addison M Gunther Np.

Where is Addison Larralde located?

Addison Larralde practices at 8573 E Princess Dr Ste 215, Scottsdale, AZ 85255. The listed phone number is (480) 563-5757.

What is Addison Larralde's specialty?

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

Is Addison Larralde enrolled in Medicare?

Yes. Addison Larralde 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 Addison Larralde's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Addison Larralde reassigns Medicare benefits to Arizona Digestive Health, PC (Scottsdale, 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 Addison Larralde's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Addison Larralde accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc and UnitedHealthcare list Addison Larralde 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 Addison Larralde was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.