Active NPI
Timothy McDonald
- Addiction (Substance Use Disorder) Psychologist
- Littleton, CO
National Provider Identifier
1538697131
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Addiction (Substance Use Disorder) Psychologist
- License
- ACC0006285
- Practice address
- 191 E Orchard Rd Ste a
Littleton, CO 80121-8055 - Phone
- (303) 830-2064
- NPI assigned
- May 25, 2017
- Last updated
- Sep 29, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Addiction (Substance Use Disorder) Psychologist | 103TA0400X | ACC0006285 | CO | Primary |
Addresses
Primary practice location
191 E Orchard Rd Ste a
Littleton, CO 80121-8055
Mailing address
191 E Orchard Rd Ste a
Littleton, CO 80121-8055
Phone (303) 830-2064
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| ACC0006285 | CO | MD | Addiction (Substance Use Disorder) Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1495670400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1790640000000",
"number": "1538697131",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "191 E ORCHARD RD STE A",
"city": "LITTLETON",
"state": "CO",
"postal_code": "801218055",
"telephone_number": "303-830-2064",
"fax_number": "303-830-2524"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "191 E ORCHARD RD STE A",
"city": "LITTLETON",
"state": "CO",
"postal_code": "801218055",
"telephone_number": "303-830-2064"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MCDONALD",
"first_name": "TIMOTHY",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2017-05-25",
"last_updated": "2026-09-29",
"status": "A"
},
"taxonomies": [
{
"code": "103TA0400X",
"taxonomy_group": "",
"desc": "Psychologist, Addiction (Substance Use Disorder)",
"state": "CO",
"license": "ACC0006285",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Littleton, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 29, 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.