Justin Williams, CPO

Primary specialty

ProsthetistTaxonomy code 224P00000X

Practice address

530 Lilly Rd SE Ste 100
Olympia, WA 98501-2105

Phone

(360) 486-0565

Fax

(360) 486-0551

NPI assigned

Jul 28, 2010

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Practice roles

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.

• Knapp Prosthetics

  • Prosthetic/Orthotic Supplier
  • Olympia, WA
  • NPI 1124082433

  Orthotist

  NPD (past)

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

{
    "created_epoch": "1280275200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742774400000",
    "number": "1124332515",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "530 LILLY RD SE STE 100",
            "city": "OLYMPIA",
            "state": "WA",
            "postal_code": "985012105",
            "telephone_number": "360-486-0565",
            "fax_number": "360-486-0551"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "530 LILLY RD SE STE 100",
            "city": "OLYMPIA",
            "state": "WA",
            "postal_code": "985012105",
            "telephone_number": "360-486-0565",
            "fax_number": "360-486-0551"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "JUSTIN",
        "credential": "CPO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-07-28",
        "last_updated": "2025-03-24",
        "certification_date": "2025-03-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225000000X",
            "taxonomy_group": "",
            "desc": "Orthotic Fitter",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "222Z00000X",
            "taxonomy_group": "",
            "desc": "Orthotist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "224P00000X",
            "taxonomy_group": "",
            "desc": "Prosthetist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Janelisa Williams, PA-C
• Janet Lee Williams, MSW
• Jennifer Williams, MD
• Jennifer Williams, MSW
• Joanna Isobel Williams, LMP
• Kathryn Williams, PT
• Larry Lee Williams
• Mark K Williams, DPM
• Maxine C. Williams, M.S.W., C.S.W
• Patrick C Williams, PA

• Prosthetist in Olympia, WA
• Providers in Olympia, WA by specialty
• Prosthetist in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 24, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.