NPPES file of Aug 9, 2026

Gretchen Renee Aguilar, ARNP, FNP-C

Nurse Practitioner · Tonasket, WA

Gretchen Renee Aguilar, ARNP, FNP-C is a nurse practitioner with a practice address in Tonasket, Washington, and NPI 1578391249, issued on Jul 24, 2024. Check the license (Washington AP61589138, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578391249
Name
Gretchen Renee Aguilar
Credential
ARNP, FNP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
AP61589138 WA
Self-reported in NPPES; status is on the state search
Practice location
118 S Whitcomb Ave, Tonasket, WA 98855
Phone
(509) 486-3191
Enumerated
Jul 24, 2024
Record last updated
Dec 4, 2025
Fax
(509) 223-1743
Medicare enrollment
Enrolled (PECOS I20250724003695); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 2,308 in Washington → Look up another NPI →

Also registered at 118 S Whitcomb Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ryan HunterFamily Medicine Physician1699272120
  2. James Jex, M.D.General Practice Physician1366496697
  3. Hesam Joshaghani, MDFamily Medicine Physician1689306177
  4. Darra Large, RNRegistered Nurse1497671226
  5. George LupasFamily Medicine Physician1043607138
  6. Brianna RamirezPhysical Therapist1588439509

Verify Gretchen Renee Aguilar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP61589138    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Okanogan County Public Hospital Dist NO 4Tonasket, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gretchen Renee Aguilar among 2,308 nurse practitioner records in Washington

Gretchen Renee Aguilar, ARNP, FNP-C is one of 2,308 nurse practitioner records with a practice address in Washington. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 91% of them.

  • NPI issued2024 · 91% of these records are older, 5% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2023 · median 2018 among the 1,301 with a school on file
  • Record last updated2025 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 nurse practitioner records list a practice address in Tonasket

They are 5 of the 83 NPPES records with a practice address in Tonasket, and 2,308 nurse practitioner records in Washington.

All 2,308 in Washington → Every provider in Tonasket → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Priscilla Degraff, N.P.Tonasket, WA 988551639157811
  2. Wanda Garrett Antuna, ARNPTonasket, WA 988551245477629
  3. Toni Waller, ARNPTonasket, WA 988551144867649
  4. Mariann Williams, NPTonasket, WA 988551922166776
  5. Phoebe Hershenow, NPWinthrop, WA 988621306800206
  6. Mark Sherberg, APRNQuincy, WA 988481770023277
  7. Brian Bonewell, CNPOmak, WA 988411609419183
  8. Kevan Coffey, ARNPOmak, WA 988411174879126

Common questions

What is Gretchen Renee Aguilar, ARNP, FNP-C's NPI number?

Gretchen Renee Aguilar, ARNP, FNP-C's National Provider Identifier (NPI) is 1578391249, issued on Jul 24, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Gretchen Renee Aguilar, ARNP, FNP-C located?

The NPPES record lists a practice address at 118 S Whitcomb Ave, Tonasket, WA, 98855. Phone: (509) 486-3191. Providers update this record themselves, so call before visiting.

How can I verify Gretchen Renee Aguilar, ARNP, FNP-C's license?

NPPES lists Washington license number AP61589138, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.