Active NPI
Kevin S Guo
- Anesthesiology Physician
- Seattle, WA
National Provider Identifier
1336908680
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- MDRE.ML.61543898
- Practice address
- 1959 NE Pacific St
Seattle, WA 98195-0001 - Phone
- (206) 543-2474
- NPI assigned
- Mar 18, 2024
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | MDRE.ML.61543898 | WA | Primary |
Addresses
Primary practice location
1959 NE Pacific St
Seattle, WA 98195-0001
Mailing address
1959 NE Pacific St Box 356540
Seattle, WA 98195-0001
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
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20240503002387 | WA | Order and Referring Only - Anesthesiology | 2466892674 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MDRE.ML.61543898 | WA | MD | Anesthesiology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1710720000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1777593600000",
"number": "1336908680",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1959 NE PACIFIC ST BOX 356540",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981950001"
},
{
"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": "981950001",
"telephone_number": "206-543-2474"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GUO",
"first_name": "KEVIN",
"middle_name": "S",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2024-03-18",
"last_updated": "2026-05-01",
"certification_date": "2026-05-01",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "WA",
"license": "MDRE.ML.61543898",
"primary": true
}
],
"identifiers": [],
"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 May 1, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.