Individual provider Active NPI

Christopher Shawn Osler, PTA

  • Physician Assistant
  • Seattle, WA
National Provider Identifier
1598211732
Registry record updated Jun 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA61625450 Issued in WA
Practice address
1145 Broadway
Seattle, WA 98122-4201
Phone
(206) 860-2301
NPI assigned
Aug 28, 2016
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 15, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X PA61625450 WA Primary

Addresses

Primary practice location

1145 Broadway
Seattle, WA 98122-4201

Mailing address

7600 Evergreen Way
Everett, WA 98203-6421
Phone (206) 860-5414

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250904004207 WA Practitioner - Physician Assistant 2062914591 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
The Polyclinic PLLCGroup PAC ID 2163328196, 364 clinicians

Practice addresses (Care Compare)

1145 Broadway
Seattle, WA 98122-4201
Phone (206) 329-1760

904 7TH Ave
Seattle, WA 98104-1132
Phone (206) 309-1760

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
The Polyclinic PLLC CurrentSince May 30, 2025 Accepting new patients
Optum Care Washington PLLC CurrentSince May 30, 2025 Accepting new patients
Optum Care Washington PLLC CurrentSince May 30, 2025 Accepting new patients
The Polyclinic PLLC Past Accepting new patients
Optum Care Washington PLLC Past Accepting new patients

Locations

1330 Rockefeller Ave
Everett, WA 98201
Phone (425) 258-3903

1330 Rockefeller Ave
Ste 140
Everett, WA 98201
Phone (425) 261-4210

1145 Broadway
Seattle, WA 98122

904 7th Ave
Seattle, WA 98104
Phone (206) 223-6487

1201 N 175th St
Shoreline, WA 98133
Phone (425) 339-4299

1812 S J St
Ste 102
Tacoma, WA 98405
Phone (253) 552-4900

Interoperability endpoints

  • Direct secure messaging: cosler3701767@wm.providencedirect.org
  • Direct secure messaging: cosler92492@direct.tecmc.com

Organizations & group practices 6

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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1472342400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781481600000",
    "number": "1598211732",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7600 EVERGREEN WAY",
            "city": "EVERETT",
            "state": "WA",
            "postal_code": "982036421",
            "telephone_number": "206-860-5414"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1145 BROADWAY",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981224201",
            "telephone_number": "206-860-2301"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OSLER",
        "first_name": "CHRISTOPHER",
        "middle_name": "SHAWN",
        "credential": "PTA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-08-28",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "WA",
            "license": "PA61625450",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

Verify at the official NPI Registry.