Active NPI
Mary Burgess Walton, FNP
- Nurse Practitioner
- Greeley, CO
National Provider Identifier
1629034723
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 8337
- Practice address
- 2020 16TH St
Greeley, CO 80631-5158 - Phone
- (970) 313-2104
- Fax
- (979) 313-2124
- NPI assigned
- Apr 26, 2006
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 8337 | CO | Primary |
Addresses
Primary practice location
2020 16TH St
Greeley, CO 80631-5158
Mailing address
2020 16TH St
Greeley, CO 80631-5158
Phone (970) 313-2104
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 8337 | CO | MD | Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1146009600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1629034723",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2020 16TH ST",
"city": "GREELEY",
"state": "CO",
"postal_code": "806315158",
"telephone_number": "970-313-2104",
"fax_number": "979-313-2124"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2020 16TH ST",
"city": "GREELEY",
"state": "CO",
"postal_code": "806315158",
"telephone_number": "970-313-2104",
"fax_number": "979-313-2124"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WALTON",
"first_name": "MARY",
"middle_name": "BURGESS",
"name_prefix": "Ms.",
"credential": "FNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-04-26",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "CO",
"license": "8337",
"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 Jul 13, 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.