NPIMap

Organization Active NPI

Contra Costa County

Doing business as A3 Crisis Services

  • Community/Behavioral Health Agency
  • Concord, CA
National Provider Identifier
1124596333
Registry record updated Jun 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Community/Behavioral Health AgencyTaxonomy code 251S00000X
Legal business name
CONTRA COSTA COUNTY
Doing business as
A3 Crisis Services
Practice address
2600 Stanwell Dr Ste 104
Concord, CA 94520-4857
Phone
(925) 655-4961
NPI assigned
Nov 6, 2018
Last updated
Jun 26, 2026By the provider in NPPES
Organization subpart
Yes
Parent organization
CONTRA COSTA COUNTYAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Jun 26, 2026

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

Authorized official

Name
David D. Lee, MBA, FHFMA
Title
Deputy Cfo
Phone
(925) 957-5445

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Community/Behavioral Health Agency 251S00000X Primary

Addresses

Primary practice location

2600 Stanwell Dr Ste 104
Concord, CA 94520-4857

Mailing address

50 Douglas Dr Ste 310
Martinez, CA 94553-4003
Phone (925) 957-5400

Other names 1

  • A3 Crisis Services Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Contra Costa Cnty Outpa99 organizations share this tax ID, including this one
Part of
Contra Costa Cnty Outpa

Organizations with this tax ID in the same state 24

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 24

Locations

2600 Stanwell Dr
Ste 104
Concord, CA 94520
Phone (925) 655-4961

1350 Arnold Dr
Ste 102
Martinez, CA 94553
Phone (844) 844-5544

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

Practitioners & affiliated clinicians

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1541462400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782432000000",
    "number": "1124596333",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 DOUGLAS DR STE 310",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945534003",
            "telephone_number": "925-957-5400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2600 STANWELL DR STE 104",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945204857",
            "telephone_number": "925-655-4961"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CONTRA COSTA COUNTY",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "CONTRA COSTA COUNTY",
        "enumeration_date": "2018-11-06",
        "last_updated": "2026-06-26",
        "certification_date": "2026-06-26",
        "status": "A",
        "authorized_official_last_name": "LEE",
        "authorized_official_first_name": "DAVID",
        "authorized_official_middle_name": "D.",
        "authorized_official_title_or_position": "DEPUTY CFO",
        "authorized_official_telephone_number": "925-957-5445",
        "authorized_official_credential": "MBA, FHFMA"
    },
    "taxonomies": [
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "A3 Crisis Services",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Concord, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 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.