Individual provider Active NPI

Adonis Mauris Hempel, REGISTERED AOD

  • Addiction (Substance Use Disorder) Counselor
  • San Francisco, CA
National Provider Identifier
1427979145
Registry record updated Jul 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
21418 Issued in CA
Practice address
1275 Harrison St
San Francisco, CA 94103-4473
Phone
(415) 503-3700
NPI assigned
Jul 21, 2026
Last updated
Jul 21, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X 21418 CA Primary

Addresses

Primary practice location

1275 Harrison St
San Francisco, CA 94103-4473

Mailing address

3110 Octavia St
San Francisco, CA 94123-3009
Phone (415) 503-3700

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

NPI Registry JSON

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

{
    "created_epoch": "1784592000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784592000000",
    "number": "1427979145",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3110 OCTAVIA ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941233009",
            "telephone_number": "415-503-3700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1275 HARRISON ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941034473",
            "telephone_number": "415-503-3700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HEMPEL",
        "first_name": "ADONIS",
        "middle_name": "MAURIS",
        "credential": "REGISTERED AOD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-07-21",
        "last_updated": "2026-07-21",
        "certification_date": "2026-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CA",
            "license": "21418",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 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.