William Chase Jr.

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

10213 Issued in CA

Practice address

5801 Sundale Ave
Bakersfield, CA 93309-2924

Phone

(310) 739-9033

NPI assigned

Mar 3, 2026

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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

{
    "created_epoch": "1772496000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1760337992",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5801 SUNDALE AVE",
            "city": "BAKERSFIELD",
            "state": "CA",
            "postal_code": "933092924"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5801 SUNDALE AVE",
            "city": "BAKERSFIELD",
            "state": "CA",
            "postal_code": "933092924",
            "telephone_number": "310-739-9033"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHASE",
        "first_name": "WILLIAM",
        "name_suffix": "Jr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-03-03",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CA",
            "license": "10213",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Charnpreet Upple MD PC
• Erin Joel Charoen, PHARM.D.
• Donna Marie Chartrand, RN,MSN/MBA, PHN
• Ashton Marie Chase, FNP-C
• Nikki Chase
• Gurinder P Chatha, M.D.
• Dschelle Chatman, LMFT
• Katherine Chatterjee, RPH
• Bobi V Chau, D.D.S.
• Tram Ngoc Chau, MHA, RDHAP, RDH

• All providers in Bakersfield, CA
• Addiction (Substance Use Disorder) Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 3, 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.