William W Chang, MD

Primary specialty

Surgery PhysicianTaxonomy code 208600000X

License

MD493557 Issued in PA

Practice address

3471 5TH Ave Ste 101
Pittsburgh, PA 15213-3218

Phone

(412) 647-0467

NPI assigned

Jun 15, 2015

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

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in GA

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": "1434326400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785196800000",
    "number": "1083095178",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3471 5TH AVE STE 101",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152133218",
            "telephone_number": "412-647-0467"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3471 5TH AVE STE 101",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152133218",
            "telephone_number": "412-647-0467"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANG",
        "first_name": "WILLIAM",
        "middle_name": "W",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2015-06-15",
        "last_updated": "2026-07-28",
        "certification_date": "2026-07-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "PA",
            "license": "MD493557",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "UPMChospitals@upmcdirect.com",
            "affiliation": "N",
            "address_1": "600 Grant St Fl 58",
            "city": "Pittsburgh",
            "state": "PA",
            "country_code": "US",
            "postal_code": "152192739",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Leeann Chang, MD
• Shandel Lashien Chang, MD
• Sung Whan Chang, M.D.
• Thomas Chang
• Warren Michael Chang, M.D.
• Won-Bae Chang, MD
• Umapathy Channamalappa, MD
• Anupama S Channarasappa, MD
• Daniel Chantz
• Anthony Chao

• Surgery Physician in Pittsburgh, PA
• Providers in Pittsburgh, PA by specialty
• Surgery Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 28, 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.