Individual provider Active NPI

Arissa Caroline Eckhardt Young, M.D.

  • Rheumatology Physician
  • Los Angeles, CA
National Provider Identifier
1659805893
Registry record updated Aug 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
License
A174834 Issued in CA
Practice address
200 UCLA Medical PLZ # 365B
Los Angeles, CA 90095-0011
Phone
(310) 825-2448
NPI assigned
Apr 14, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 1, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Rheumatology Physician 207RR0500X A174834 CA Primary

Addresses

Primary practice location

200 UCLA Medical PLZ # 365B
Los Angeles, CA 90095-0011

Mailing address

5767 W Century Blvd Suite 400 Ste 400
Los Angeles, CA 90095-5631
Phone (310) 301-8707

Medicare participation

Medicare enrollment files
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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250620002151 CA Practitioner - RheumatologyPractitioner - Internal Medicine 9436420643 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
RheumatologyAlso: Internal Medicine
Education
Tufts University School of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

100 Medical Plaza
Los Angeles, CA 90095-0001

100 Medical PLZ
Suite 310
Los Angeles, CA 90095-0001
Phone (310) 825-7922

200 Medical Plaza
Los Angeles, CA 90095-0001

200 Medical PLZ
Los Angeles, CA 90095-0001

200 UCLA Medical PLZ
Suite 165 34
Los Angeles, CA 90095-0001
Phone (310) 824-8403

2020 Santa Monica Blvd
Suite 210
Santa Monica, CA 90404-2139
Phone (310) 458-2381

757 Westwood PLZ
Los Angeles, CA 90095-8358
Phone (310) 267-9643

900 Weyburn Place
Suite 14 171
Los Angeles, CA 90095-0001
Phone (310) 825-8173

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A174834CAMDRheumatology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
The Regents of the University of California Rheumatology CurrentSince Aug 1, 2025 Accepting new patients
The Regents of the University of California CurrentSince Aug 1, 2025 Accepting new patients
UCLA Medical Group Past Accepting new patients
Regents Univ of Calif Los Angeles PastSince Aug 3, 2025 Accepting new patients

Locations

24302 Paseo de Valencia
Ste 200
Laguna Hills, CA 92653
Phone (949) 458-8252

5767 W Century Blvd
Ste 400
Los Angeles, CA 90045
Phone (310) 301-5200

File 55737
Los Angeles, CA 90074

200 UCLA Medical Plz
#365B
Los Angeles, CA 90095
Phone (310) 825-2448

200 UCLA Medical Plz
Ste 365B
Los Angeles, CA 90095
Phone (310) 825-2448

892 Aerovista Pl
Ste 240
San Luis Obispo, CA 93401
Phone (805) 541-8252

2020 Santa Monica Blvd
Ste 210
Santa Monica, CA 90404
Phone (310) 458-2381

100 Moody Ct
Ste 200
Thousand Oaks, CA 91360
Phone (805) 418-3500

Organizations & group practices 4

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": "1492128000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754006400000",
    "number": "1659805893",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD SUITE 400 STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900955631",
            "telephone_number": "310-301-8707"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 UCLA MEDICAL PLZ # 365B",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900950011",
            "telephone_number": "310-825-2448"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOUNG",
        "first_name": "ARISSA",
        "middle_name": "CAROLINE ECKHARDT",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-04-14",
        "last_updated": "2025-08-01",
        "certification_date": "2025-08-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "CA",
            "license": "A174834",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.