Individual provider Active NPI

Chester Abbott, M.D.

  • Child & Adolescent Psychiatry Physician
  • Pasadena, CA
National Provider Identifier
1053442186
Registry record updated Jun 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Child & Adolescent Psychiatry PhysicianTaxonomy code 2084P0804X
License
A73915 Issued in CA
Practice address
118 S Oak Knoll Ave
Pasadena, CA 91101-2611
Phone
(626) 795-6907
NPI assigned
Mar 8, 2007
Last updated
Jun 3, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 3, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X A73915 CA
Child & Adolescent Psychiatry Physician 2084P0804X A73915 CA Primary

Addresses

Primary practice location

118 S Oak Knoll Ave
Pasadena, CA 91101-2611

Mailing address

940 Avenue 64
Pasadena, CA 91105
Phone (323) 254-2274

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
73915CAMDPharmacist
A73915CAMDChild & Adolescent Psychiatry Physician

NPI Registry JSON

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

{
    "created_epoch": "1173312000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748908800000",
    "number": "1053442186",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "940 AVENUE 64",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "91105",
            "telephone_number": "323-254-2274",
            "fax_number": "323-254-0872"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "118 S OAK KNOLL AVE",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911012611",
            "telephone_number": "626-795-6907"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ABBOTT",
        "first_name": "CHESTER",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-03-08",
        "last_updated": "2025-06-03",
        "certification_date": "2025-06-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CA",
            "license": "A73915",
            "primary": false
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "CA",
            "license": "A73915",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Pasadena, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 3, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.