Nathaniel Klair, MD

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

2020 Zonal Ave Ste Ird806
Los Angeles, CA 90089-0341

Phone

(323) 409-7307

NPI assigned

Mar 24, 2021

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

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

Merit-based Incentive Payment System (MIPS)

Final score

92.35 of 100Reported as group

Quality

91.74

Promoting interoperability

100

Improvement activities

40

Cost

77.13

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1616544000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763596800000",
    "number": "1720665102",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "810 S ATLANTIC BLVD UNIT 1",
            "city": "ALHAMBRA",
            "state": "CA",
            "postal_code": "918032286",
            "telephone_number": "763-486-8881"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2020 ZONAL AVE STE IRD806",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900890341",
            "telephone_number": "323-409-7307"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2270 Ford Pkwy Ste 200",
            "address_purpose": "LOCATION",
            "city": "Saint Paul",
            "state": "MN",
            "postal_code": "551163412",
            "country_code": "US",
            "telephone_number": "651-696-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "420 Delaware St SE",
            "address_purpose": "LOCATION",
            "city": "Minneapolis",
            "state": "MN",
            "postal_code": "554550341",
            "country_code": "US",
            "telephone_number": "612-624-0990",
            "fax_number": "612-625-3238",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KLAIR",
        "first_name": "NATHANIEL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-24",
        "last_updated": "2025-11-20",
        "certification_date": "2025-11-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A202933",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Richard Louis Kizzee
• KJ Korea Inc (Health Korea)
• Renata Avelina Klabacha
• Talar Klahejian
• Gracie Klaiber
• Marvin H. Klapman, MD
• Jay David Klapperman, ASSOCIATE MFT
• Jessica Klass, MPH, RD
• Melissa Klass
• Ingrida Klausa, NP

• Student in an Organized Health Care Education/Training Program in Los Angeles, CA
• Providers in Los Angeles, CA by specialty
• Student in an Organized Health Care Education/Training Program in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 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.
• 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.