Active NPI
Katelyn Elizabeth Olsoy
- Counselor
- Everett, WA
National Provider Identifier
1750068581
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Counselor
- License
- CG61440144
- Practice address
- 4526 Federal Ave
Everett, WA 98203-2132 - Phone
- (425) 349-6200
- NPI assigned
- Jul 3, 2023
- 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 |
|---|---|---|---|---|
| Counselor | 101Y00000X | CG61440144 | WA | Primary |
Addresses
Primary practice location
4526 Federal Ave
Everett, WA 98203-2132
Mailing address
4526 Federal Ave
Everett, WA 98203-2132
Phone (425) 349-6200
Other practice location 1
902 E Maple St
Arlington, WA 98223-1634
Phone (360) 708-1765
Other practice location 2
3402 173rd Pl NE Ste 103
Arlington, WA 98223-8497
Phone (360) 926-4190
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2330128 | Medicaid | WA |
Other names 1
- Ms. Katelyn Elizabeth Duskin
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| CG61440144 | WA | MD | Counselor |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Beautiful Autism | Behavior Technician | Past | Accepting new patients |
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 and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1688342400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769558400000",
"number": "1750068581",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4526 FEDERAL AVE",
"city": "EVERETT",
"state": "WA",
"postal_code": "982032132",
"telephone_number": "425-349-6200"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4526 FEDERAL AVE",
"city": "EVERETT",
"state": "WA",
"postal_code": "982032132",
"telephone_number": "425-349-6200"
}
],
"practiceLocations": [
{
"address_1": "902 E Maple St",
"address_purpose": "LOCATION",
"city": "Arlington",
"state": "WA",
"postal_code": "982231634",
"country_code": "US",
"telephone_number": "360-708-1765",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "3402 173rd Pl NE Ste 103",
"address_purpose": "LOCATION",
"city": "Arlington",
"state": "WA",
"postal_code": "982238497",
"country_code": "US",
"telephone_number": "360-926-4190",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "OLSOY",
"first_name": "KATELYN",
"middle_name": "ELIZABETH",
"name_prefix": "Mrs.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2023-07-03",
"last_updated": "2026-01-28",
"certification_date": "2026-01-28",
"status": "A"
},
"taxonomies": [
{
"code": "101Y00000X",
"taxonomy_group": "",
"desc": "Counselor",
"state": "WA",
"license": "CG61440144",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2330128",
"state": "WA"
}
],
"endpoints": [],
"other_names": [
{
"first_name": "KATELYN",
"last_name": "DUSKIN",
"middle_name": "ELIZABETH",
"prefix": "MS.",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Everett, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 28, 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.