JOAN LOUISE FERRIER (FPMHNP) – Psychiatric/Mental Health Nurse Practitioner, NPI 1558638239
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,268 NURSE PRACTITIONER in WA
Provider Addresses for JOAN LOUISE FERRIER (FPMHNP)
6959 CALIFORNIA AVE SW
SEATTLE, WA 981361953
Phone: (206) 935-6228
Fax: (206) 932-4856
Type: Mailing
17727 NE 101ST CT
REDMOND, WA 980523290
Phone: (425) 802-1426
Type: Mailing
4686 POINTES DR STE 219
MUKILTEO, WA 982756038
Phone: (425) 405-8089
Fax: (425) 426-2277
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2012-11-29
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20121129000436 | I | Nurse Practitioner | WA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 98136)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | WA |
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