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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ANNA WEISENBURGER MELLEM PA-C
NPI 1649139866
Physician Assistant in Arlington, WA

Active since January 22, 2026
326 S STILLAGUAMISH AVE, ARLINGTON, WA 98223(425) 789-3789 Get Directions Write a Review

NPPES record last updated: July 29, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Anna Weisenburger Mellem Pa-c NPPES

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

ANNA WEISENBURGER MELLEM PA-C (NPI 1649139866) is an individual physician assistant in Arlington, Washington, licensed in Washington (PA.PA.70090853) and active in the NPI registry since January 2026.

NPPES Registry Identity

NPI1649139866
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameANNA WEISENBURGER MELLEMCredential: PA-C
Location Address326 S STILLAGUAMISH AVEArlington, WA 98223-1652
Mailing Address326 S Stillaguamish AveArlington, WA 98223-1652 · (425) 789-3789
Phone(425) 789-3789
Sole ProprietorYes
Enumeration DateJanuary 22, 2026
Last NPPES UpdateJuly 29, 2026
NPPES CertifiedJuly 29, 2026
✔ NPI 1649139866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in WA · PA.PA.70090853
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
326 S STILLAGUAMISH AVE, Arlington, WA 98223
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Other Providers at the Same Location NPPES 19

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

NEIL ROBERT POSTIER
Nurse Practitioner
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 572-5400
TIFFANIE P.O. KIMURA RDH
Dental Hygienist
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 572-5430
ANNA SWANSON THOMAS NP
Nurse Practitioner
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 572-5400
HENG-YU JONATHAN CHI LMHC
Counselor (Mental Health)
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 572-5400
BRITTANY NAVIN
Nurse Practitioner
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (425) 789-3789
MS. CRYSTAL ROSE VO D.D.S.
Dentist
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 630-1172
AARON DOUGLAS BRINKLOW DO
Student in an Organized Health Care Education/Training Program
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 572-5400
AMBERLY RAE HALBERT PA-C
Physician Assistant (Medical)
326 S STILLAGUAMISH AVE
ARLINGTON, WA 98223
Snohomish County (360) 571-5400

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 Anna Mellem's NPI number?

The NPI number for Anna Mellem is 1649139866. It was assigned to this individual provider in the NPPES registry on January 22, 2026.

Where is Anna Mellem located?

Anna Mellem practices at 326 S Stillaguamish Ave, Arlington, WA 98223. The listed phone number is (425) 789-3789.

What is Anna Mellem's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Anna Mellem was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days 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.