NASIM TASHAKKOR MSN, ARNP, PMHNP-BC
NPI 1164990453
Nurse Practitioner - Psychiatric/Mental Health in Everett, WA

Active since November 05, 2018PECOS EnrolledAccepts Medicare Assignment
4526 FEDERAL AVE, EVERETT, WA 98203(425) 349-6200 Get Directions Write a Review

NPPES record last updated: June 15, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 15, 2023, May 5, 2023, Jan 26, 2022 and 2 more (5 updates tracked since 2018).

About Nasim Tashakkor Msn, Arnp, Pmhnp-bc NPPES

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

NASIM TASHAKKOR MSN, ARNP, PMHNP-BC (NPI 1164990453) is an individual psychiatric/mental health provider in Everett, Washington, licensed in Washington (AP61438033) and active in the NPI registry since November 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1164990453
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameNASIM TASHAKKORCredential: MSN, ARNP, PMHNP-BC
Location Address4526 FEDERAL AVEEverett, WA 98203-2132
Mailing Address4526 Federal AveEverett, WA 98203-2132 · (425) 349-6200
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateNovember 5, 2018
Last NPPES UpdateJune 15, 20235 updates tracked since enumeration
NPPES CertifiedJune 15, 2023
✔ NPI 1164990453 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in WA · AP61438033
Also ListedRegistered NurseTaxonomy 163W00000X · License RN60503280 (WA)
4526 FEDERAL AVE, Everett, WA 98203

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nasim Tashakkor Msn, Arnp, Pmhnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1850834383
PECOS Enrollment IDI20240625001237
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 Reassignments

2

Medicare enrollment records show Nasim Tashakkor reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Community/Behavioral Health
4526 FEDERAL AVE
Everett, WA 98203
  • Reassigned Medicare billing, Washington enrollment
  • 82 clinicians in this Medicare group
Family Medicine
222 STATE AVE N
Kent, WA 98030
  • Reassigned Medicare billing, Washington enrollment
  • 4,383 clinicians in this Medicare group

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98203 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

Counselor
4526 FEDERAL AVE
EVERETT, WA 98203
Counselor
4526 FEDERAL AVE
EVERETT, WA 98203
Counselor (Mental Health)
4526 FEDERAL AVE
EVERETT, WA 98203
Behavior Technician
4526 FEDERAL AVE
EVERETT, WA 98203
Behavior Technician
4526 FEDERAL AVE
EVERETT, WA 98203
Licensed Practical Nurse
4526 FEDERAL AVE
EVERETT, WA 98203
Counselor
4526 FEDERAL AVE
EVERETT, WA 98203
Counselor
4526 FEDERAL AVE
EVERETT, WA 98203

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 Nasim Tashakkor's NPI number?

The NPI number for Nasim Tashakkor is 1164990453. It was assigned to this individual provider in the NPPES registry on November 5, 2018.

Where is Nasim Tashakkor located?

Nasim Tashakkor practices at 4526 Federal Ave, Everett, WA 98203. The listed phone number is (425) 349-6200.

What is Nasim Tashakkor's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Nasim Tashakkor enrolled in Medicare?

Yes. Nasim Tashakkor is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Nasim Tashakkor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nasim Tashakkor reassigns Medicare benefits to 2 organizations: Compass Health (Everett, WA) and Multicare Health System (Kent, WA). Each 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 Nasim Tashakkor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nasim Tashakkor accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Nasim Tashakkor 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 Nasim Tashakkor was last updated on June 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.