Elizabeth Trimmer, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA63565 Issued in CA

Practice address

1100 W Stewart Dr
Orange, CA 92868-3849

Phone

(714) 771-8000

NPI assigned

Jul 21, 2022

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

Physician Assistant

Education

Other, 2025

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Emergency Medicine Specialists of Orange County

  • Emergency Medicine Physician
  • Orange, CA
  • NPI 1740214733
  Medicare reassignment
• Marque Medical Clinic, Inc.

  • Urgent Care Clinic/Center
  • Newport Beach, CA
  • NPI 1538466107
  NPD (past)

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

{
    "created_epoch": "1658361600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771977600000",
    "number": "1669107751",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2220 E VERMONT AVE",
            "city": "ANAHEIM",
            "state": "CA",
            "postal_code": "928064652"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 W STEWART DR",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683849",
            "telephone_number": "714-771-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1201 W La Veta Ave",
            "address_purpose": "LOCATION",
            "city": "Orange",
            "state": "CA",
            "postal_code": "928684203",
            "country_code": "US",
            "telephone_number": "714-509-9095",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8970 Knott Ave",
            "address_purpose": "LOCATION",
            "city": "Buena Park",
            "state": "CA",
            "postal_code": "906204137",
            "country_code": "US",
            "telephone_number": "877-693-6266",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TRIMMER",
        "first_name": "ELIZABETH",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-07-21",
        "last_updated": "2026-02-25",
        "certification_date": "2026-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA63565",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• John Trieu
• Kevin Triggs, M.D.
• Bhavesh Vasant Trikamji
• Isaac R Trimble, MD
• Eily Trimm
• Amy Phuong Anh Trinh
• Julianne Trinh
• Kevin Khoa Trinh
• Lien Ngoc Trinh, M.D.
• Tai Trinh, BA-SOCIOLOGY

• Physician Assistant in Orange, CA
• Providers in Orange, CA by specialty
• Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 25, 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.