Matthew A Williams, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

15-01471 Issued in KS

Practice address

2660 SW 3Rd St
Topeka, KS 66606-2442

Phone

(785) 270-8880

Fax

(785) 270-8881

NPI assigned

Aug 8, 2011

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in KS

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

Specialty

Physician Assistant

Education

Other, 2011

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Cotton-O'Neil Clinic Revocable TrustGroup PAC ID 5496659195, 659 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Stormont Vail Hospital Hospital, Topeka, KS, CCN 170086

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mwilliams10101@stormontvaildirect.org

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.

• Cotton-O'Neil Clinic Revocable Trust

  dba Cotton O'Neil

  • Internal Medicine Physician
  • Topeka, KS
  • NPI 1811944457
  Medicare reassignment Care Compare group NPD
• Cotton-O'Neil Clinic Revocable Trust

  dba Stormont Vail Health DME

  • Durable Medical Equipment & Medical Supplies
  • Topeka, KS
  • NPI 1700076015
  NPD

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

• Stormont-Vail Healthcare Inc

  dba Stormont Vail Hospital

  • General Acute Care Hospital
  • Topeka, KS
  • NPI 1194782409
  Care Compare affiliation

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

{
    "created_epoch": "1312761600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764633600000",
    "number": "1003195009",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2660 SW 3RD ST",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666062442",
            "telephone_number": "785-270-8880",
            "fax_number": "785-270-8881"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2660 SW 3RD ST",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666062442",
            "telephone_number": "785-270-8880",
            "fax_number": "785-270-8881"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1500 SW 10th Ave",
            "address_purpose": "LOCATION",
            "city": "Topeka",
            "state": "KS",
            "postal_code": "666041301",
            "country_code": "US",
            "telephone_number": "785-354-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "MATTHEW",
        "middle_name": "A",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-08-08",
        "last_updated": "2025-12-02",
        "certification_date": "2025-12-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "KS",
            "license": "15-01471",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200738920A",
            "state": "KS"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "068002133",
            "state": "KS"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• James Carlyle Williams, O.D.
• John Williams
• Joseph Wayne Williams, LSCSW
• Kevin Williams, DPT
• Larry J Williams, CADC
• Reid Alexander Williams, PA
• Riley M Williams, MD
• Shane Williams, PHARM. D
• Sharon D Williams
• Abby Williamson

• Physician Assistant in Topeka, KS
• Providers in Topeka, KS by specialty
• Physician Assistant in Kansas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 2, 2025; 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.

Verify at the official NPI Registry.