Crystal Martin, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA61320 Issued in CA

Practice address

661 W 1St St Ste G
Tustin, CA 92780-2939

Phone

(714) 665-9890

Fax

(714) 665-9891

NPI assigned

Jan 5, 2022

Last updated

Oct 23, 2025By the provider in NPPES

Sex

Female

Sole proprietor

Yes

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Other identifiers 1

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

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/FAGJDD/Endpoint/FAGJDD

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.

• Emergency Medicine Specialists of Orange County

  • Emergency Medicine Physician
  • Orange, CA
  • NPI 1740214733
  Medicare reassignment
• Families Together of Orange County

  • Clinic/Center
  • Tustin, CA
  • NPI 1194122457
  Medicare reassignment
• Families Together of Orange County

  • Federally Qualified Health Center (FQHC)
  • Tustin, CA
  • NPI 1861253080
  NPD
• Families Together of Orange County

  • Federally Qualified Health Center (FQHC)
  • Tustin, CA
  • NPI 1114788239
  NPD (past)
• Universa Medica Healh ,Inc

  • Family Medicine Physician
  • Santa Ana, CA
  • NPI 1114269404
  NPD (past)

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

{
    "created_epoch": "1641340800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761177600000",
    "number": "1003577768",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "661 W 1ST ST STE G",
            "city": "TUSTIN",
            "state": "CA",
            "postal_code": "927802939",
            "telephone_number": "714-665-9890",
            "fax_number": "714-665-9891"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "661 W 1ST ST STE G",
            "city": "TUSTIN",
            "state": "CA",
            "postal_code": "927802939",
            "telephone_number": "714-665-9890",
            "fax_number": "714-665-9891"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9918 Katella Ave Ste A-C",
            "address_purpose": "LOCATION",
            "city": "Anaheim",
            "state": "CA",
            "postal_code": "928046465",
            "country_code": "US",
            "telephone_number": "714-644-9494",
            "fax_number": "714-644-9894",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11180 Warner Ave Ste 353",
            "address_purpose": "LOCATION",
            "city": "Fountain Valley",
            "state": "CA",
            "postal_code": "927087516",
            "country_code": "US",
            "telephone_number": "714-968-6789",
            "fax_number": "714-202-2626",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARTIN",
        "first_name": "CRYSTAL",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-01-05",
        "last_updated": "2025-10-23",
        "certification_date": "2025-10-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA61320",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "951641454",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Marina Marks
• Marlene a. Miller, DMD, Inc.
• Rebecca Marquez
• Madysen Marsh
• Marta Rudat DDS
• Kei Martin, APRN, FNP-C
• Kerry Martinelli, MFT
• Angelica Martinez-Victor, LCSW
• Alexander Martinez
• Alexandra Stephanie Martinez

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

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 23, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.