William D McIntyre, Jr., M.D.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

G29828 Issued in CA

Practice address

401 S Fair Oaks Ave
Pasadena, CA 91105-2603

Phone

(626) 304-4400

Fax

(626) 296-3457

NPI assigned

Jun 4, 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

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Specialty

Internal MedicineAlso: Hematology/Oncology

Education

Other, 1974

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Healthcare Partners Affiliates Medical Group

  dba Optum

  • Internal Medicine Physician
  • Los Angeles, CA
  • NPI 1659312593
  NPD
• Healthcare Partners Affiliates Medical Group

  dba Optum

  • Durable Medical Equipment & Medical Supplies
  • Murrieta, CA
  • NPI 1760057269
  NPD
• Healthcare Partners Affiliates Medical Group

  dba Optum

  • Addiction Medicine (Internal Medicine) Physician
  • Tustin, CA
  • NPI 1891981502
  NPD
• Silver Age Hospice Service, Inc.

  • Community Based Hospice Care Agency
  • Pasadena, CA
  • NPI 1992115703
  NPD (past)

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

{
    "created_epoch": "1149379200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1730937600000",
    "number": "1710925144",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 35380",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891335380",
            "telephone_number": "714-443-4512"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 S FAIR OAKS AVE",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911052603",
            "telephone_number": "626-304-4400",
            "fax_number": "626-296-3457"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCINTYRE, JR.",
        "first_name": "WILLIAM",
        "middle_name": "D",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-04",
        "last_updated": "2024-11-07",
        "certification_date": "2024-11-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "CA",
            "license": "G29828",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Megan McGuinness
• Esme McGuire
• Ryden McIntosh
• Davon McIntyre
• Derrick McIntyre
• Jayson McIsaac
• Janet Lynne McKeehan
• Viviana Andrea McKenney
• Claudette McKenzie-Albin, M.D.
• Angel McKenzie

• Hematology & Oncology Physician in Pasadena, CA
• Providers in Pasadena, CA by specialty
• Hematology & Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 7, 2024; 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.