Individual provider Active NPI

Alexa Koomler

  • Clinical Social Worker
  • Walnut Creek, CA
National Provider Identifier
1376191254
Registry record updated Apr 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
88375 Issued in CA
Practice address
2730 Shadelands Dr BLDG 10
Walnut Creek, CA 94598-2538
Phone
(855) 843-2476
NPI assigned
Sep 3, 2019
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 1, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 88375 CA Primary

Addresses

Primary practice location

2730 Shadelands Dr BLDG 10
Walnut Creek, CA 94598-2538

Mailing address

803 Moreno Rd
Santa Barbara, CA 93103-1804
Phone (559) 718-7092

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)
Not enrolled

State licenses

LicenseStateTypeSpecialty
88375CAMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1567468800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775001600000",
    "number": "1376191254",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "803 MORENO RD",
            "city": "SANTA BARBARA",
            "state": "CA",
            "postal_code": "931031804",
            "telephone_number": "559-718-7092"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2730 SHADELANDS DR BLDG 10",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982538",
            "telephone_number": "855-843-2476"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOOMLER",
        "first_name": "ALEXA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-09-03",
        "last_updated": "2026-04-01",
        "certification_date": "2026-04-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "88375",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 1, 2026; 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.