Olivia Horan, AGPCNP-C

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

95025859 Issued in CA

Practice address

800 A St
San Rafael, CA 94901-3011

Phone

(415) 457-8182

NPI assigned

Aug 10, 2023

Last updated

Sep 1, 2026By the provider in NPPES

Sex

Female

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

University of California, San Francisco School of Medicine, 2023

Medicare assignment

May accept Medicare assignment

Group practices

Ritter CenterGroup PAC ID 8123074853, 3 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Gateway Home Health Corp. Home health agency, San Ramon, CA, CCN 053129
• Marinhealth Medical Center Hospital, Greenbrae, CA, CCN 050360

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: olivia.horan@srhealth.eclinicaldirectplus.com

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.

• Ritter Center

  • Federally Qualified Health Center (FQHC)
  • San Rafael, CA
  • NPI 1417370032
  Medicare reassignment Care Compare group NPD

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

• Gateway Home Health Corp.

  • Home Health Agency
  • San Ramon, CA
  • NPI 1861846693
  Care Compare affiliation
• Marin General Hospital

  • General Acute Care Hospital
  • Greenbrae, CA
  • NPI 1396725677
  Care Compare affiliation

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

{
    "created_epoch": "1691625600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788220800000",
    "number": "1306529896",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 3517",
            "city": "SAN RAFAEL",
            "state": "CA",
            "postal_code": "949123517",
            "telephone_number": "415-457-8182",
            "fax_number": "415-457-7471"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 A ST",
            "city": "SAN RAFAEL",
            "state": "CA",
            "postal_code": "949013011",
            "telephone_number": "415-457-8182"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HORAN",
        "first_name": "OLIVIA",
        "credential": "AGPCNP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-08-10",
        "last_updated": "2026-09-01",
        "certification_date": "2026-09-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "CA",
            "license": "95025859",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Homeward Bound of Marin
• Suzana Hong, PHARM. D
• Melanie Jane Hoover, CADC-CAS
• Hope for Seniors LLC
• Laura Hoppe, MSOT, OTR/L
• Alvin Raja Hornstein, PSY.D.
• Diana Horowitz
• Megyn Elizabeth Horton
• Phyllis Hott, M.F.T.
• Zachariah Hotz

• Nurse Practitioner in San Rafael, CA
• Providers in San Rafael, CA by specialty
• Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 1, 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.