Individual provider Active NPI

David John Sellar, MA, LPC, LAC

  • Addiction (Substance Use Disorder) Counselor
  • Englewood, CO
National Provider Identifier
1720678329
Registry record updated Feb 28, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
ACD.0002036 Issued in CO
Practice address
3333 S Bannock St Ste 1020
Englewood, CO 80110-2512
Phone
(303) 744-3986
NPI assigned
Jan 19, 2021
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 28, 2023

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Professional Counselor 101YP2500X LPC.0017891 CO
Addiction (Substance Use Disorder) Counselor 101YA0400X ACD.0002036 CO Primary
Mental Health Counselor 101YM0800X
Addiction (Substance Use Disorder) Counselor 101YA0400X
Professional Counselor 101YP2500X 0017321 CO

Addresses

Primary practice location

3333 S Bannock St Ste 1020
Englewood, CO 80110-2512

Mailing address

PO Box 336
Englewood, CO 80151-0336
Phone (720) 469-1114

Other practice location 1

2634 S Broadway
Denver, CO 80210-5705
Phone (303) 744-3986

Other identifiers 1

IdentifierTypeStateIssuer
9000205622MedicaidCO

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
Credentials
Master of Arts

State licenses

LicenseStateTypeSpecialty
ACD.0002036COMDAddiction (Substance Use Disorder) Counselor
0017321COMDProfessional Counselor
LPC.0017891COMDProfessional Counselor

Practice roles

OrganizationSpecialtyStatusNew patients
Providence Network Addiction (Substance Use Disorder) PastSince Mar 17, 2024 Accepting new patients
Teen Challenge of the Rocky Mountains Inc Mental Health PastSince Mar 30, 2025 Accepting new patients
Providence Network Addiction (Substance Use Disorder) PastSince Mar 17, 2024 Accepting new patients
Providence Network Addiction (Substance Use Disorder) PastSince Mar 17, 2024 Accepting new patients
Teen Challenge of the Rocky Mountains Inc PastSince Jun 23, 2025 Accepting new patients

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1611014400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1677542400000",
    "number": "1720678329",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 336",
            "city": "ENGLEWOOD",
            "state": "CO",
            "postal_code": "801510336",
            "telephone_number": "720-469-1114"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3333 S BANNOCK ST STE 1020",
            "city": "ENGLEWOOD",
            "state": "CO",
            "postal_code": "801102512",
            "telephone_number": "303-744-3986"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2634 S Broadway",
            "address_purpose": "LOCATION",
            "city": "Denver",
            "state": "CO",
            "postal_code": "802105705",
            "country_code": "US",
            "telephone_number": "303-744-3986",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SELLAR",
        "first_name": "DAVID",
        "middle_name": "JOHN",
        "credential": "MA, LPC, LAC",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-01-19",
        "last_updated": "2023-02-28",
        "certification_date": "2023-02-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "CO",
            "license": "LPC.0017891",
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CO",
            "license": "ACD.0002036",
            "primary": true
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "CO",
            "license": "0017321",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "9000205622",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Englewood, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 28, 2023; 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.