Active NPI
Megan Mayer, MD, MPH
- Internal Medicine Physician
- Seattle, WA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- MD61551436
- Practice address
- 1959 NE Pacific St
Seattle, WA 98195-7211 - Phone
- (206) 598-3300
- NPI assigned
- Apr 7, 2020
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pulmonary Disease Physician | 207RP1001X | MD61551436 | WA | |
| Critical Care Medicine (Internal Medicine) Physician | 207RC0200X | MD61551436 | WA | |
| Hospitalist Physician | 208M00000X | DR.0071343 | CO | |
| Internal Medicine Physician | 207R00000X | MD61551436 | WA | Primary |
Addresses
Primary practice location
1959 NE Pacific St
Seattle, WA 98195-7211
Mailing address
13001 E 17TH PL
Aurora, CO 80045-2570
Phone (303) 724-1788
Other practice location 1
1700 Wheeling St
Aurora, CO 80045-7211
Phone (303) 399-8020
Other practice location 2
4011 Talbot Rd S Ste 460
Renton, WA 98055-5791
Phone (425) 690-3484
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2287217 | Medicaid | WA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Critical Care (Intensivists)
- Education
- University of Washington School of Medicine, 2020
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
3600 Lind Ave SW
Suite 100
Renton, WA 98057-4970
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD61551436 | WA | MD | Pulmonary Disease Physician |
| DR.0071343 | CO | MD | Hospitalist Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Valley Medical Group-Renton | Internal Medicine | Current | Accepting new patients |
Locations
16850 SE 272nd St
Ste 100
Covington, WA 98042
Phone (253) 395-1971
3600 Lind Ave SW
Ste 100
Renton, WA 98057
4011 Talbot Rd S
Ste 460
Renton, WA 98055
Phone (425) 251-5110
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1586217600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771372800000",
"number": "1134758451",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "13001 E 17TH PL",
"city": "AURORA",
"state": "CO",
"postal_code": "800452570",
"telephone_number": "303-724-1788"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1959 NE PACIFIC ST",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981957211",
"telephone_number": "206-598-3300"
}
],
"practiceLocations": [
{
"address_1": "1700 Wheeling St",
"address_purpose": "LOCATION",
"city": "Aurora",
"state": "CO",
"postal_code": "800457211",
"country_code": "US",
"telephone_number": "303-399-8020",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4011 Talbot Rd S Ste 460",
"address_purpose": "LOCATION",
"city": "Renton",
"state": "WA",
"postal_code": "980555791",
"country_code": "US",
"telephone_number": "425-690-3484",
"fax_number": "425-690-9084",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MAYER",
"first_name": "MEGAN",
"credential": "MD, MPH",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-04-07",
"last_updated": "2026-02-18",
"certification_date": "2026-02-18",
"status": "A"
},
"taxonomies": [
{
"code": "207RP1001X",
"taxonomy_group": "",
"desc": "Internal Medicine, Pulmonary Disease",
"state": "WA",
"license": "MD61551436",
"primary": false
},
{
"code": "207RC0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Critical Care Medicine",
"state": "WA",
"license": "MD61551436",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "CO",
"license": "DR.0071343",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "WA",
"license": "MD61551436",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2287217",
"state": "WA"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Seattle, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 18, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.