Active NPI
Margaret Mamolen, M.D.
- Adolescent Medicine (Family Medicine) Physician
- Bellingham, WA
National Provider Identifier
1265468631
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Adolescent Medicine (Family Medicine) Physician
- License
- W00034223
- Practice address
- 516 High St
Western Washington University
Bellingham, WA 98225-5946 - Phone
- (360) 650-3563
- Fax
- (360) 650-3883
- NPI assigned
- Jun 25, 2006
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Adolescent Medicine (Family Medicine) Physician | 207QA0000X | W00034223 | WA | Primary |
Addresses
Primary practice location
516 High St
Western Washington University
Bellingham, WA 98225-5946
Mailing address
1501 Lowe Ave
Bellingham, WA 98229-5021
Phone (360) 650-3563
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| W00034223 | WA | MD | Adolescent Medicine (Family Medicine) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Western Washington University Student Health Center | Past | Accepting new patients | |
| Western Washington University | Past | Accepting new patients |
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Hearing and Speech Clinic/Center
- Bellingham, WA
- NPI 1215139605
-
- Student Health Clinic/Center
- Bellingham, WA
- NPI 1326262452
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1151193600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1265468631",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1501 LOWE AVE",
"city": "BELLINGHAM",
"state": "WA",
"postal_code": "982295021",
"telephone_number": "360-650-3563",
"fax_number": "360-650-3883"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "516 HIGH ST",
"address_2": "WESTERN WASHINGTON UNIVERSITY",
"city": "BELLINGHAM",
"state": "WA",
"postal_code": "982255946",
"telephone_number": "360-650-3563",
"fax_number": "360-650-3883"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MAMOLEN",
"first_name": "MARGARET",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-06-25",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207QA0000X",
"taxonomy_group": "",
"desc": "Family Medicine, Adolescent Medicine",
"state": "WA",
"license": "W00034223",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Bellingham, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.