Oswald Anthony Williams, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

ME62503 Issued in FL

Practice address

1615 Pasadena Ave S Ste 250
South Pasadena, FL 33707-4517

Phone

(727) 527-6200

Fax

(727) 347-0893

NPI assigned

Apr 28, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 6

Medicare fee-for-service enrollment

Enrolled in FL

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Internal Medicine

Education

Other, 1989

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/DAFHCA/Endpoint/DAFHCA

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.

• Maturity Medical of Pinellas Professional Association

  • Internal Medicine Physician
  • South Pasadena, FL
  • NPI 1063698744
  Medicare reassignment Authorized official

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

{
    "created_epoch": "1146182400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742860800000",
    "number": "1760449185",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1615 PASADENA AVE S STE 250",
            "city": "SOUTH PASADENA",
            "state": "FL",
            "postal_code": "337074517",
            "telephone_number": "727-527-6200",
            "fax_number": "727-347-0893"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1615 PASADENA AVE S STE 250",
            "city": "SOUTH PASADENA",
            "state": "FL",
            "postal_code": "337074517",
            "telephone_number": "727-527-6200",
            "fax_number": "727-347-0893"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "OSWALD",
        "middle_name": "ANTHONY",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-04-28",
        "last_updated": "2025-03-25",
        "certification_date": "2025-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "FL",
            "license": "ME62503",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "372030600",
            "state": "FL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "UNITED HEALTH CARE",
            "identifier": "00040361836",
            "state": "FL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA",
            "identifier": "2286682",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "COLONIALPENN",
            "identifier": "1063698744",
            "state": "FL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AVMED",
            "identifier": "202776",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HUMANA",
            "identifier": "173980525974",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mark Weiskopf
• Well Trevi Tenant LLC
• Wendy Lucker LLC
• West Florida - PPH, LLC
• West Florida - PPH, LLC
• Robert Winer
• Renelle Wolff, LCSW

• Internal Medicine Physician in South Pasadena, FL
• Providers in South Pasadena, FL by specialty
• Internal Medicine Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 25, 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.