Brent Cham, MD

Primary specialty

Medical Oncology PhysicianTaxonomy code 207RX0202X

License

A189790 Issued in CA

Practice address

1325 E Church St Ste 301
Santa Maria, CA 93454-5915

Phone

(805) 349-9393

Fax

(805) 614-7929

NPI assigned

Apr 7, 2020

Last updated

Jul 7, 2026By the provider in NPPES

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

Enrolled in CA

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

University of South Florida College of Medicine, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

County of Los AngelesGroup PAC ID 1850296534, 395 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Lac/Olive View-UCLA Medical Center Hospital, Sylmar, CA, CCN 050040

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• County of Los Angeles

  dba County of Los Angeles Harbor UCLA Medical Center

  • General Acute Care Hospital
  • Torrance, CA
  • NPI 1851363188
  Medicare reassignment Care Compare group NPD
• County of Los Angeles

  dba MidValley Comprehensive Health Center

  • Clinic/Center
  • Van Nuys, CA
  • NPI 1003820440
  NPD
• County of Los Angeles

  • Clinic/Center
  • Los Angeles, CA
  • NPI 1295407401
  NPD

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

• County of Los Angeles

  dba Los Angeles County Olive View-UCLA Medical Center

  • General Acute Care Hospital
  • Sylmar, CA
  • NPI 1134143415
  Care Compare affiliation

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

{
    "created_epoch": "1586217600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783382400000",
    "number": "1265061600",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1325 E CHURCH ST STE 301",
            "city": "SANTA MARIA",
            "state": "CA",
            "postal_code": "934545915",
            "telephone_number": "805-349-9393",
            "fax_number": "805-614-7929"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1325 E CHURCH ST STE 301",
            "city": "SANTA MARIA",
            "state": "CA",
            "postal_code": "934545915",
            "telephone_number": "805-349-9393",
            "fax_number": "805-614-7929"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "850 Fair Oaks Ave Ste 310",
            "address_purpose": "LOCATION",
            "city": "Arroyo Grande",
            "state": "CA",
            "postal_code": "934203929",
            "country_code": "US",
            "telephone_number": "805-474-5310",
            "fax_number": "805-474-5313",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHAM",
        "first_name": "BRENT",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-07",
        "last_updated": "2026-07-07",
        "certification_date": "2026-07-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "CA",
            "license": "A189790",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lashmey Cervantes
• Ga Hyun Cha, PHARMD
• Ingrid Ida Chacon, AMFT
• Loretta M Chacon, RMA/AOD/CERT
• Stephany Chacon
• Ana P. Champagne, LMFT
• Wayne Chan, PSYD
• Ian Chang, D.D.S.
• Jason Chang, O.D.
• Andrew Changala

• Medical Oncology Physician in Santa Maria, CA
• Providers in Santa Maria, CA by specialty
• Medical Oncology Physician in California

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