William M Castillo, M.D.

Primary specialty

SpecialistTaxonomy code 174400000X

License

MD-034512L Issued in PA

Practice address

3101 Brownsville Rd
Pittsburgh, PA 15227-2429

Phone

(412) 881-4220

Fax

(412) 881-9270

NPI assigned

Apr 10, 2006

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 1

Medicare fee-for-service enrollment

Enrolled in PA

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1144627200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1295798478",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3101 BROWNSVILLE RD",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152272429",
            "telephone_number": "412-881-4220",
            "fax_number": "412-881-9270"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3101 BROWNSVILLE RD",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152272429",
            "telephone_number": "412-881-4220",
            "fax_number": "412-881-9270"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTILLO",
        "first_name": "WILLIAM",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-10",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "PA",
            "license": "MD-034512L",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0010425980003",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Patricia Kleaveland Castelli, MD
• Alejandro Daniel Castellvi, M.D.
• Maryelaine Castillenti
• Manuel M Castillo, M.D.
• Meghan Monahan Castillo, DMD
• Anthony Castine, PA-C
• Thomas Clay Casto, MD
• Craig Christopher Castor, ATC,LAT
• Elissa Castor
• Lucia Maria Castro Hernandez, MD

• Specialist in Pittsburgh, PA
• Providers in Pittsburgh, PA by specialty
• Specialist in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.