Individual provider Active NPI

Jessica Misako Frelinger, MD

  • Pediatric Critical Care Medicine Physician
  • San Francisco, CA
National Provider Identifier
1720648710
Registry record updated Jun 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Critical Care Medicine PhysicianTaxonomy code 2080P0203X
License
A177464 Issued in CA
Practice address
1975 4TH St
San Francisco, CA 94143-2351
Phone
(415) 476-5153
NPI assigned
Jun 20, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 23, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X A177464 CA
Pediatric Critical Care Medicine Physician 2080P0203X A177464 CA Primary

Addresses

Primary practice location

1975 4TH St
San Francisco, CA 94143-2351

Mailing address

4650 W Sunset Blvd
Los Angeles, CA 90027-6062
Phone (323) 361-2122

Other practice location 1

4650 W Sunset Blvd
Los Angeles, CA 90027-6062
Phone (323) 361-2122

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20230911003830 CO Order and Referring Only - Pediatric MedicinePractitioner - Pediatric Medicine 6608255906

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A177464CAMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Children's Hospital Colorado Current Accepting new patients

Interoperability endpoints

  • Direct secure messaging: jfrelinger196242@direct.childrenscolorado.org

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1560988800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782172800000",
    "number": "1720648710",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4650 W SUNSET BLVD",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900276062",
            "telephone_number": "323-361-2122"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1975 4TH ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432351",
            "telephone_number": "415-476-5153"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4650 W Sunset Blvd",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900276062",
            "country_code": "US",
            "telephone_number": "323-361-2122",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FRELINGER",
        "first_name": "JESSICA",
        "middle_name": "MISAKO",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-06-20",
        "last_updated": "2026-06-23",
        "certification_date": "2026-06-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A177464",
            "primary": false
        },
        {
            "code": "2080P0203X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Critical Care Medicine",
            "state": "CA",
            "license": "A177464",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.