NPPES file of Aug 9, 2026

Russell Briggs, NP

Psychiatric/Mental Health Nurse Practitioner · Seattle, WA

Russell Briggs, NP is a psychiatric/mental health nurse practitioner with a practice address in Seattle, Washington, and NPI 1104561836, issued on Apr 27, 2022. Check the license (Washington AP61657332, 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
1104561836
Name
Russell Briggs
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
AP61657332 WA
1081133 TX
Self-reported in NPPES; status is on the state search
Practice location
10740 Meridian Ave N Ste 110, Seattle, WA 98133
Phone
(425) 578-5144
Enumerated
Apr 27, 2022
Record last updated
Jun 2, 2025
Medicare enrollment
Enrolled (PECOS I20250620003464); 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 psychiatric/mental health nurse practitioner records → All 1,875 in Washington → Look up another NPI →

Also registered at 10740 Meridian Ave N Ste 110

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

  1. Nicole Danson, BSClinical Social Worker1750662607
  2. Autumn Del Fierro, PHDClinical Psychologist1457681207
  3. Adam Gottfried, MSW, LSWAICClinical Social Worker1083965420
  4. Steven Hymen, PHDPsychologist1144382862
  5. Corinne Mar, PH.D.Clinical Psychologist1285771717
  6. Jennifer Mazur, LMHCAMental Health Counselor1801687322

Verify Russell Briggs 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 AP61657332    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. Mindful Therapy Group PCSeattle, WA

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

Russell Briggs among 1,875 psychiatric/mental health nurse practitioner records in Washington

Russell Briggs, NP is one of 1,875 psychiatric/mental health nurse practitioner records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 71% of them.

  • NPI issued2022 · 71% of these records are older, 22% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2022 · median 2020 among the 904 with a school on file
  • Record last updated2025 · 28% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Washington

There are 1,875 psychiatric/mental health nurse practitioner records in Washington.

All 1,875 in Washington → Every provider in Seattle → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Mary Bolles-Holder, CNM, ARNPSeattle, WA 981331962427658
  2. Hannah DarioSeattle, WA 981331518706290
  3. Erin Fitzgerald, ARNPSeattle, WA 981331558131250
  4. Rachel JacksSeattle, WA 981331265941975
  5. Rosa Johnson, ARNP, MNSeattle, WA 981331063410181
  6. Jahun KimSeattle, WA 981331437724895
  7. Solee LimSeattle, WA 981331639784838
  8. Perry Loiselle, PMHNPShoreline, WA 981331962139386

Common questions

What is Russell Briggs, NP's NPI number?

Russell Briggs, NP's National Provider Identifier (NPI) is 1104561836, issued on Apr 27, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Russell Briggs, NP located?

The NPPES record lists a practice address at 10740 Meridian Ave N Ste 110, Seattle, WA, 98133. Phone: (425) 578-5144. Providers update this record themselves, so call before visiting.

How can I verify Russell Briggs, NP's license?

NPPES lists Washington license number AP61657332, 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.