Individual provider Active NPI

Denise Maupin, LCSW

  • Clinical Social Worker
  • West Covina, CA
National Provider Identifier
1790275246
Registry record updated May 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
126464 Issued in CA
Practice address
1418 S Azusa Ave Unit 4011
West Covina, CA 91791-6000
Phone
(626) 223-0712
NPI assigned
May 10, 2018
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 15, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X
Clinical Social Worker 1041C0700X 76268
Clinical Social Worker 1041C0700X 126464 CA Primary

Addresses

Primary practice location

1418 S Azusa Ave Unit 4011
West Covina, CA 91791-6000

Mailing address

1825 E Thelborn St
West Covina, CA 91791-1442
Phone (626) 915-3844

Other practice location 1

1825 E Thelborn St
West Covina, CA 91791-1442
Phone (626) 915-3844

Other practice location 2

3085 Ridgeview Dr
Altadena, CA 91001-4527
Phone (800) 296-1868

Other practice location 3

2268 Lincoln Ave
Altadena, CA 91001-5432
Phone (626) 765-9546

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address denise.maupin@pinnacletreatment.com

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
126464CAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Never 2 Late Behavioral Health Clinical CurrentSince May 18, 2025 Accepting new patients

Locations

1418 S Azusa Ave
Unit 4011
West Covina, CA 91791
Phone (626) 223-0712

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1525910400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747267200000",
    "number": "1790275246",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1825 E THELBORN ST",
            "city": "WEST COVINA",
            "state": "CA",
            "postal_code": "917911442",
            "telephone_number": "626-915-3844"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1418 S AZUSA AVE UNIT 4011",
            "city": "WEST COVINA",
            "state": "CA",
            "postal_code": "917916000",
            "telephone_number": "626-223-0712"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1825 E Thelborn St",
            "address_purpose": "LOCATION",
            "city": "West Covina",
            "state": "CA",
            "postal_code": "917911442",
            "country_code": "US",
            "telephone_number": "626-915-3844",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3085 Ridgeview Dr",
            "address_purpose": "LOCATION",
            "city": "Altadena",
            "state": "CA",
            "postal_code": "910014527",
            "country_code": "US",
            "telephone_number": "800-296-1868",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2268 Lincoln Ave",
            "address_purpose": "LOCATION",
            "city": "Altadena",
            "state": "CA",
            "postal_code": "910015432",
            "country_code": "US",
            "telephone_number": "626-765-9546",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAUPIN",
        "first_name": "DENISE",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2018-05-10",
        "last_updated": "2025-05-15",
        "certification_date": "2025-05-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": "76268",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CA",
            "license": "126464",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "denise.maupin@pinnacletreatment.com",
            "affiliation": "N",
            "address_1": "1825 E Thelborn St",
            "city": "West Covina",
            "state": "CA",
            "country_code": "US",
            "postal_code": "917911442",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in West Covina, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 15, 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.