Michael Dinneen, LCSW

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

4707 Issued in CO

Practice address

5600 S Quebec St Ste 126B
Greenwood Village, CO 80111-2209

Phone

(720) 935-5903

NPI assigned

May 3, 2018

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

Locations

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.

• Valiant DTX, LLC

  • Substance Abuse Rehabilitation Facility
  • Fort Lupton, CO
  • NPI 1487122057
  NPD Authorized official
• Restorations Therapy, LLC

  • Substance Use Disorder Rehabilitation Clinic/Center
  • Greenwood Village, CO
  • NPI 1578051553

  Addiction (Substance Use Disorder)

  NPD (past)

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

{
    "created_epoch": "1525305600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740960000000",
    "number": "1770072811",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5600 S QUEBEC ST STE 126B",
            "city": "GREENWOOD VILLAGE",
            "state": "CO",
            "postal_code": "801112209",
            "telephone_number": "720-935-5903"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5600 S QUEBEC ST STE 126B",
            "city": "GREENWOOD VILLAGE",
            "state": "CO",
            "postal_code": "801112209",
            "telephone_number": "720-935-5903"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DINNEEN",
        "first_name": "MICHAEL",
        "name_prefix": "Mr.",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-05-03",
        "last_updated": "2025-03-03",
        "certification_date": "2025-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YP2500X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Counselor, Professional",
            "state": "CO",
            "license": "992263",
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CO",
            "license": "4707",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CACIII",
            "identifier": "4707",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Dillon Companies LLC
• Dillon Companies LLC
• Emma Dimalanta
• Valerie Dingler, COTA
• Staci Dingus, DDS
• Amy Diane Diorio, CRNA
• Jon Gordon Dishler, MD
• Brooke Distefano, P.A.
• Marguerite Distel, RN
• Sydney Celeste Dittman

• Addiction (Substance Use Disorder) Counselor in Greenwood Village, CO
• Providers in Greenwood Village, CO by specialty
• Addiction (Substance Use Disorder) Counselor in Colorado

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