Active NPI
Nancy A. Williams, PH.D.
- Cognitive & Behavioral Psychologist
- Denver, CO
National Provider Identifier
1982805370
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Cognitive & Behavioral Psychologist
- License
- 1118
- Practice address
- 2696 S Colorado Blvd
Suite 200
Denver, CO 80222-5945 - Phone
- (303) 574-6436
- Fax
- (303) 692-9353
- NPI assigned
- May 31, 2007
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 6
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Neuropsychologist | 103G00000X | 1118 | CO | |
| Psychologist | 103T00000X | 1118 | CO | |
| Adult Development & Aging Psychologist | 103TA0700X | 1118 | CO | |
| Cognitive & Behavioral Psychologist | 103TB0200X | 1118 | CO | Primary |
| Clinical Psychologist | 103TC0700X | 1118 | CO | |
| Clinical Child & Adolescent Psychologist | 103TC2200X | 1118 | CO |
Addresses
Primary practice location
2696 S Colorado Blvd
Suite 200
Denver, CO 80222-5945
Mailing address
2696 S Colorado Blvd
Suite 200
Denver, CO 80222-5945
Phone (303) 574-6436
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 11589888 | Other | CO | CAQH UNIVERSAL CREDENTIAL |
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
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 1118 | CO | MD | Professional Counselor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1180569600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1982805370",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2696 S COLORADO BLVD",
"address_2": "SUITE 200",
"city": "DENVER",
"state": "CO",
"postal_code": "802225945",
"telephone_number": "303-574-6436",
"fax_number": "303-692-9353"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2696 S COLORADO BLVD",
"address_2": "SUITE 200",
"city": "DENVER",
"state": "CO",
"postal_code": "802225945",
"telephone_number": "303-574-6436",
"fax_number": "303-692-9353"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WILLIAMS",
"first_name": "NANCY",
"middle_name": "A.",
"name_prefix": "Dr.",
"credential": "PH.D.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-05-31",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "103G00000X",
"taxonomy_group": "",
"desc": "Clinical Neuropsychologist",
"state": "CO",
"license": "1118",
"primary": false
},
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "CO",
"license": "1118",
"primary": false
},
{
"code": "103TA0700X",
"taxonomy_group": "",
"desc": "Psychologist, Adult Development & Aging",
"state": "CO",
"license": "1118",
"primary": false
},
{
"code": "103TB0200X",
"taxonomy_group": "",
"desc": "Psychologist, Cognitive & Behavioral",
"state": "CO",
"license": "1118",
"primary": true
},
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "CO",
"license": "1118",
"primary": false
},
{
"code": "103TC2200X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical Child & Adolescent",
"state": "CO",
"license": "1118",
"primary": false
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CAQH UNIVERSAL CREDENTIAL",
"identifier": "11589888",
"state": "CO"
}
],
"endpoints": [],
"other_names": []
}Other providers in Denver, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.