Active NPI
Sandra L Varley, PHD
- Professional Counselor
- Greeley, CO
National Provider Identifier
1427103597
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Professional Counselor
- License
- 836
- Practice address
- 2101 16TH St
Greeley, CO 80631-5116 - Phone
- (970) 405-4486
- NPI assigned
- Jan 25, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Professional Counselor | 101YP2500X | 836 | CO | Primary |
Addresses
Primary practice location
2101 16TH St
Greeley, CO 80631-5116
Mailing address
4620 W 4TH St Unit 31
Greeley, CO 80634-1095
Phone (970) 352-6830
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)
- Enrolled
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 836 | CO | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1169683200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779321600000",
"number": "1427103597",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4620 W 4TH ST UNIT 31",
"city": "GREELEY",
"state": "CO",
"postal_code": "806341095",
"telephone_number": "970-352-6830",
"fax_number": "970-352-1945"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2101 16TH ST",
"city": "GREELEY",
"state": "CO",
"postal_code": "806315116",
"telephone_number": "970-405-4486"
}
],
"practiceLocations": [],
"basic": {
"last_name": "VARLEY",
"first_name": "SANDRA",
"middle_name": "L",
"name_prefix": "Dr.",
"credential": "PHD",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2007-01-25",
"last_updated": "2026-05-21",
"certification_date": "2026-05-21",
"status": "A"
},
"taxonomies": [
{
"code": "101YP2500X",
"taxonomy_group": "",
"desc": "Counselor, Professional",
"state": "CO",
"license": "836",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Greeley, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 21, 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.