Individual provider Active NPI

Crishia Joyce Martinez, PA-C

  • Physician Assistant
  • Irvine, CA
National Provider Identifier
1568189207
Registry record updated Sep 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
66162 Issued in CA
Practice address
1000 Fivepoint
Irvine, CA 92618-2377
Phone
(800) 826-4673
NPI assigned
Oct 24, 2022
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 23, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 66162 CA Primary

Addresses

Primary practice location

1000 Fivepoint
Irvine, CA 92618-2377

Mailing address

PO Box 512185
Los Angeles, CA 90051-0185

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address direct@cityofhope.direct-ci.com CITY OF HOPE MEDICAL FOUNDATION

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, CA2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20230207000023 MD Practitioner - Physician Assistant 8123490836 Reassigns benefits to 1 organization
I20251008000676 CA Practitioner - Physician Assistant 8123490836 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
City of Hope Medical FoundationGroup PAC ID 3779751656, 964 clinicians

Practice addresses (Care Compare)

1000 Fivepoint
Irvine, CA 92618-2377
Phone (949) 671-4673

1601 Avocado Ave
Newport Beach, CA 92660-7798
Phone (949) 763-2204

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
83.31 of 100Reported as group
Quality
73.89
Promoting interoperability
100
Improvement activities
40
Cost
70.47

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Johns Hopkins University CurrentSince Feb 20, 2023 Accepting new patients
City of Hope Medical Foundation CurrentSince Oct 1, 2025 Accepting new patients
Johns Hopkins University CurrentSince Feb 20, 2023 Accepting new patients

Locations

1000 Fivepoint
Irvine, CA 92618
Phone (888) 333-4673

1000 Fivepoint
Ste A
Irvine, CA 92618
Phone (888) 333-4673

1601 Avocado Ave
Newport Beach, CA 92660
Phone (949) 763-2204

1800 Orleans St
Baltimore, MD 21287
Phone (410) 502-2037

600 N Wolfe St
Baltimore, MD 21287

6201 Greenleigh Ave
Middle River, MD 21220
Phone (410) 933-2704

Interoperability endpoints

  • Direct secure messaging: cmartinez272736@cityofhope.direct-ci.com
  • Direct secure messaging: direct@cityofhope.direct-ci.com

Organizations & group practices 3

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1666569600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758585600000",
    "number": "1568189207",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 512185",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900510185"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 FIVEPOINT",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926182377",
            "telephone_number": "800-826-4673"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTINEZ",
        "first_name": "CRISHIA JOYCE",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-10-24",
        "last_updated": "2025-09-23",
        "certification_date": "2025-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "66162",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "direct@cityofhope.direct-ci.com",
            "affiliation": "Y",
            "affiliationName": "CITY OF HOPE MEDICAL FOUNDATION",
            "address_1": "1000 Fivepoint",
            "city": "Irvine",
            "state": "CA",
            "country_code": "US",
            "postal_code": "926182377",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Irvine, CA

Sources for this page

Verify at the official NPI Registry.