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LYNDEN M GELLNER LMHCA
NPI 1598337701
Counselor - Mental Health in Edmonds, WA

Active since July 15, 2021PECOS Enrolled
21727 76TH AVE W STE C, EDMONDS, WA 98026(206) 677-8167 Get Directions Write a Review

NPPES record last updated: November 13, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 13, 2025, Jul 15, 2021 (2 updates tracked since 2021).

About Lynden M Gellner Lmhca NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LYNDEN M GELLNER LMHCA (NPI 1598337701) is an individual mental health provider in Edmonds, Washington, licensed in Washington (LH61380307) and active in the NPI registry since July 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598337701
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameLYNDEN M GELLNERCredential: LMHCA
Location Address21727 76TH AVE W STE CEdmonds, WA 98026-7549
Mailing Address15109 45th Pl WLynnwood, WA 98087-2249 · (425) 344-5040
Phone(206) 677-8167
Sole ProprietorYes
Enumeration DateJuly 15, 2021
Last NPPES UpdateNovember 13, 20252 updates tracked since enumeration
NPPES CertifiedNovember 13, 2025
✔ NPI 1598337701 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in WA · LH61380307
21727 76TH AVE W STE C, Edmonds, WA 98026
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lynden M Gellner Lmhca is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Lynden Gellner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Western Psychological And Counseling Services LLC
149 mi
Clinical
7507 NE 51ST ST
Vancouver, WA 98662
  • Reassigned Medicare billing, Washington enrollment
  • 225 clinicians in this Medicare group
NPI 1629345731 (360) 906-1190

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VIKTORIIA PLISENKO LMHC
Counselor (Mental Health)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (253) 752-7329
TARA LEILA SCOTT PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (206) 677-8167
MS. AMANDA SANNEH LICSW
Social Worker (Clinical)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (253) 475-6021
MS. HEATHER LEEANN RIST MA, LMHC
Counselor (Mental Health)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (253) 475-6021
MR. DEREK KEVIN COOPER LMHC, LCPC
Counselor (Mental Health)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (206) 677-8167
KENNEDY KATHERINE STOREY
Social Worker (Clinical)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (253) 475-6021
KIMBERLY CHELSEY MARISCAL
Counselor (Mental Health)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (253) 372-8635
TAMARA SUZANN SULLIVAN PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
21727 76TH AVE W STE C
EDMONDS, WA 98026
Snohomish County (206) 677-8167

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lynden Gellner's NPI number?

The NPI number for Lynden Gellner is 1598337701. It was assigned to this individual provider in the NPPES registry on July 15, 2021.

Where is Lynden Gellner located?

Lynden Gellner practices at 21727 76th Ave W Ste C, Edmonds, WA 98026. The listed phone number is (206) 677-8167.

What is Lynden Gellner's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Lynden Gellner enrolled in Medicare?

Yes. Lynden Gellner is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Lynden Gellner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lynden Gellner reassigns Medicare benefits to Western Psychological And Counseling Services LLC (Vancouver, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lynden Gellner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Lynden Gellner accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Lynden Gellner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lynden Gellner was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.