Registry data as of Aug 27, 2026

Joan Ferrier, FPMHNP

Psychiatric/Mental Health Nurse Practitioner · Mukilteo, WA

Joan Ferrier, FPMHNP is a psychiatric/mental health nurse practitioner with a practice address in Mukilteo, Washington, and NPI 1558638239, issued on Nov 22, 2011. Check the license (Washington AP60258250, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1558638239
Name
Joan Ferrier
Credential
FPMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
AP60258250 WA
RN60103267 WA
Self-reported in NPPES; status is on the state search
Practice location
4686 Pointes Dr Ste 219, Mukilteo, WA 98275
Phone
(425) 405-8089
Enumerated
Nov 22, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4686 Pointes Dr Ste 219

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

  1. Karla Ballew, ARNPNurse Practitioner1740603307
  2. Brianna Cao, DNPNurse Practitioner1689418170
  3. Deeksha GadiNurse Practitioner1427634542
  4. Charlotte JordanFamily Nurse Practitioner1730763400
  5. Stephanie Sirisithi, DNP, ARNP, AGNP-CGerontology Nurse Practitioner1356082549
  6. Kevlin Slingwine, DNP, ARNP, AGNP-CGerontology Nurse Practitioner1639795305

Verify Joan Ferrier 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 AP60258250
    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.

31% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,189 Medicare Part D claims for 154 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were under 1% of claims.

  1. Joan Ferrier1,189
  2. Specialty average906

Most prescribed

  1. Quetiapine Fumarate228 claims
  2. Trazodone Hcl125 claims
  3. Sertraline Hcl95 claims
  4. Memantine Hcl89 claims
  5. Divalproex Sodium56 claims
  6. Duloxetine Hcl56 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital or facility affiliation

  1. Novari Primary Care LLCMukilteo, WA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

5 psychiatric/mental health nurse practitioner records list a Mukilteo practice address

They are 5 of the 430 NPPES records with a Mukilteo practice address, and 1,875 psychiatric/mental health nurse practitioner records in Washington.

Other psychiatric/mental health nurse practitioner records in Washington

  1. Peimaneh AbdolhosseiniEverett, WA1760246367
  2. Marissa Abrahams, PMHNP-BCSeattle, WA1528336021
  3. Rafael Achacoso, ARNPSeattle, WA1134835432
  4. Aishwarya AchanFederal Way, WA1346886462
  5. Margaret Ackerman, APNMount Vernon, WA1972723906
  6. Brenda Acosta, ARNP, PMHNP-BCYakima, WA1871369728
  7. Allison Adams, RNMountlake Terrace, WA1306308341
  8. Joseph AdamsBellingham, WA1063240125
  9. Sophia Adams, ARNPSeattle, WA1902361157
  10. Juliana Adarmes, DNPTacoma, WA1578280442

Common questions

What is Joan Ferrier, FPMHNP's NPI number?

Joan Ferrier, FPMHNP's National Provider Identifier (NPI) is 1558638239, issued on Nov 22, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Joan Ferrier, FPMHNP located?

The NPPES record lists a practice address at 4686 Pointes Dr Ste 219, Mukilteo, WA, 98275. Phone: (425) 405-8089. Providers update this record themselves, so call before visiting.

How can I verify Joan Ferrier, FPMHNP's license?

NPPES lists Washington license number AP60258250, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Joan Ferrier, FPMHNP prescribe under Medicare Part D?

In 2024, Joan Ferrier, FPMHNP had 1,189 Medicare Part D claims for 154 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.