Individual provider Active NPI

Jessica Diane Chisam, CRNA

  • Certified Registered Nurse Anesthetist
  • Irvine, CA
National Provider Identifier
1265917280
Registry record updated Aug 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
95000971 Issued in CA
Practice address
1000 Fivepoint
Irvine, CA 92618-2377
Phone
(800) 826-4673
NPI assigned
Sep 25, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 27, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 95000971 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 Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20181109002772 CA Practitioner - Certified Registered Nurse Anesthetist (Crna) 8426302449 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
City of Hope Medical FoundationGroup PAC ID 3779751656, 964 clinicians
Regents of the University ofGroup PAC ID 8729983473, 236 clinicians
Genesis Healthcare Partners PCGroup PAC ID 2163606807, 232 clinicians

Practice addresses (Care Compare)

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

101 The City Dr S
Orange, CA 92868-3201
Phone (714) 456-7004

1010 W la Veta Ave
Suite 570
Orange, CA 92868-4305
Phone (714) 835-7700

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
City of Hope Medical Foundation CurrentSince Sep 1, 2025 Accepting new patients
Genesis Healthcare Partners PC CurrentSince Nov 19, 2023 Accepting new patients
Regents of the University of CurrentSince Oct 22, 2018 Accepting new patients
University of California Irvine Past Accepting new patients
University of California Irvine Past Accepting new patients

Locations

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

9850 Genesee Ave
Ste 440
La Jolla, CA 92037
Phone (858) 453-5944

3801 Katella Ave
Ste 223
Los Alamitos, CA 90720
Phone (562) 449-4183

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

101 The City Dr S
Orange, CA 92868
Phone (714) 456-6054

200 S Manchester Ave
Ste 300
Orange, CA 92868
Phone (714) 424-9001

1010 W La Veta Ave
Ste 570
Orange, CA 92868
Phone (714) 835-7700

209 Fair Oaks Ave
South Pasadena, CA 91030
Phone (626) 359-8111

Interoperability endpoints

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

Organizations & group practices 5

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 3

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": "1537833600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756252800000",
    "number": "1265917280",
    "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": "CHISAM",
        "first_name": "JESSICA",
        "middle_name": "DIANE",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-09-25",
        "last_updated": "2025-08-27",
        "certification_date": "2025-08-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CA",
            "license": "95000971",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "direct@cityofhope.direct-ci.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "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

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 27, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.