Louis Brenner, M.D.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

G36509 Issued in CA

Practice address

1113 Alta Ave
Suite 110
Upland, CA 91786-2800

Phone

(909) 949-8000

Fax

(909) 920-1111

NPI assigned

Jun 21, 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

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

Family Practice

Education

Other, 1967

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Providence St Joseph Medical CenterGroup PAC ID 0446230247, shared by 5 NPIs, 52 clinicians

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

  Family Medicine

  Medicare reassignment NPD
• Healthcare Partners Affiliates Medical Group

  dba Optum

  • Durable Medical Equipment & Medical Supplies
  • Murrieta, CA
  • NPI 1760057269
  NPD
• San Antonio Regional Hospital

  • General Acute Care Hospital
  • Upland, CA
  • NPI 1780681189
  NPD (past)

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

{
    "created_epoch": "1150848000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1003852815",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1113 ALTA AVE",
            "address_2": "SUITE 110",
            "city": "UPLAND",
            "state": "CA",
            "postal_code": "917862800",
            "telephone_number": "909-949-8000",
            "fax_number": "909-920-1111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1113 ALTA AVE",
            "address_2": "SUITE 110",
            "city": "UPLAND",
            "state": "CA",
            "postal_code": "917862800",
            "telephone_number": "909-949-8000",
            "fax_number": "909-920-1111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRENNER",
        "first_name": "LOUIS",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-21",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "G36509",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Patricia Bowers, LCSW
• Jeremy Box
• Brain and Spine Specialists, Inc
• Bobbi Brasfield
• Anna Catalina Manalaysay Bravo-Custodio, PAC
• Lisa Doan Breshears, D.P.M.
• Karen Brichta, M.D.
• Erika Bridges
• Bright Path Center
• Brighten Hospice & Palliative Care

• Family Medicine Physician in Upland, CA
• Providers in Upland, CA by specialty
• Family Medicine Physician in California

• 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.
• 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.