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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.

DR. MARGARET MAMOLEN M.D.
NPI 1265468631
Family Medicine - Adolescent Medicine in Bellingham, WA

Active since June 25, 2006
516 HIGH ST, WESTERN WASHINGTON UNIVERSITY, BELLINGHAM, WA 98225(360) 650-3563(360) 650-3883 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Margaret Mamolen M.d. NPPES

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

DR. MARGARET MAMOLEN M.D. (NPI 1265468631) is an individual adolescent medicine provider in Bellingham, Washington, licensed in Washington (W00034223) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1265468631
Entity TypeIndividualFemale
Primary Taxonomy207QA0000X
Provider Legal NameDR. MARGARET MAMOLENCredential: M.D.
Location Address516 HIGH ST, WESTERN WASHINGTON UNIVERSITYBellingham, WA 98225-5946
Mailing Address1501 Lowe AveBellingham, WA 98229-5021 · (360) 650-3563 · Fax (360) 650-3883
Phone(360) 650-3563
Fax(360) 650-3883
Sole ProprietorNo
Enumeration DateJune 25, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1265468631 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Adolescent MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QA0000X
License✔ Licensed in WA · W00034223
Definition
A family medicine physician with multidisciplinary training in the unique physical, psychological and social characteristics of adolescents and their health care problems and needs.
516 HIGH ST, Bellingham, WA 98225
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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.

LESLEY ELAINE STEPHENS MACCCSLP
Speech-Language Pathologist
516 HIGH ST, DEPT OF COMMUNICATION DISORDERS AND SCIENCES
BELLINGHAM, WA 98225
Whatcom County (360) 650-3185
DR. WARREN BILLINGS HOWE M.D.
Family Medicine (Sports Medicine)
516 HIGH ST, WWU STUDENT HEALTH (MS-9132)
BELLINGHAM, WA 98225
Whatcom County (360) 650-3400
JULIE ANN WEISGERBER MSED, ATC, CSCS
Specialist/Technologist (Athletic Trainer)
516 HIGH ST, CARVER GYM #100
BELLINGHAM, WA 98225
Whatcom County (360) 650-7635
ANDREW BEN ARMSTRONG PHD
Psychologist
516 HIGH ST
BELLINGHAM, WA 98225
Whatcom County (360) 650-7790
VINCENT HSUAN-HAO LUOH ATC
Specialist/Technologist (Athletic Trainer)
516 HIGH ST
BELLINGHAM, WA 98225
Whatcom County (541) 914-8387
MELINDA L BRYAN M.A.
Audiologist-Hearing Aid Fitter
516 HIGH ST, MS9171
BELLINGHAM, WA 98225
Whatcom County (360) 650-3881
WESTERN WASHINGTON UNIVERSITY
Clinic/Center (Hearing and Speech)
516 HIGH ST, PARKS HALL
BELLINGHAM, WA 98225
Whatcom County (360) 650-3881
WESTERN WASHINGTON UNIVERSITY STUDENT HEALTH CENTER
Clinic/Center (Student Health)
516 HIGH ST, MS 9132
BELLINGHAM, WA 98225
Whatcom County (360) 650-3400

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 Margaret Mamolen's NPI number?

The NPI number for Margaret Mamolen is 1265468631. It was assigned to this individual provider in the NPPES registry on June 25, 2006.

Where is Margaret Mamolen located?

Margaret Mamolen practices at 516 High St Western Washington University, Bellingham, WA 98225. The listed phone number is (360) 650-3563.

What is Margaret Mamolen's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Adolescent Medicine, with taxonomy code 207QA0000X.

When was this NPI record last updated?

The NPPES record for Margaret Mamolen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 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.