Steve Macdonald

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

C0505890218 Issued in CA

Practice address

2255 Challenger Way Ste 107
Santa Rosa, CA 95407-5423

Phone

(707) 565-4797

NPI assigned

Mar 13, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1173744000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753747200000",
    "number": "1962535518",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1430 NEOTOMAS AVE",
            "city": "SANTA ROSA",
            "state": "CA",
            "postal_code": "954057575",
            "telephone_number": "707-565-7450"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2255 CHALLENGER WAY STE 107",
            "city": "SANTA ROSA",
            "state": "CA",
            "postal_code": "954075423",
            "telephone_number": "707-565-4797"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MACDONALD",
        "first_name": "STEVE",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-03-13",
        "last_updated": "2025-07-29",
        "certification_date": "2025-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CA",
            "license": "C0505890218",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Victoria Jane Lynskey, D.M.D., M.D.S.
• Mary Killeen Lyons, PHD, MFT
• Ommani Rheannon Lyster
• M.S. Salek DDS, a Dental Corporation
• Macao Holdings LLC
• Suzanne Nmi Macdonald
• Andrea S Mace, MPSS-PTEUSG
• Jenni Lynn Mace, LCSW
• Kelly Lynn Mace
• Cassie Macgregor

• Addiction (Substance Use Disorder) Counselor in Santa Rosa, CA
• Providers in Santa Rosa, CA by specialty
• Addiction (Substance Use Disorder) Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 29, 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.