Gretchen Aguilar, ARNP, FNP-C
NPI 1578391249 · Nurse Practitioner · Tonasket, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretchen Aguilar, ARNP, FNP-C is a Nurse Practitioner provider in Tonasket, WA (NPI 1578391249).
Provider details
- NPI number
- 1578391249
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP, FNP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP61589138 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- Po Box 84Malott, WA 98829-0084Phone: (509) 429-2254
Registry dates
- Enumerated
- 2024-07-24
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is Gretchen Aguilar's NPI number?
- Gretchen Aguilar's National Provider Identifier (NPI) is 1578391249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Aguilar's specialty?
- Gretchen Aguilar is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gretchen Aguilar located?
- Gretchen Aguilar's practice location on file with NPPES is 118 S Whitcomb Ave, Tonasket, WA 98855-9287.
- What is Gretchen Aguilar's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Aguilar is (509) 486-3191.
- Does Gretchen Aguilar accept Medicare?
- Gretchen Aguilar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretchen Aguilar's NPI active?
- Yes — Gretchen Aguilar's NPI (1578391249) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.