Active NPI
Erin Foust, WHNP-BC
- Obstetrics & Gynecology Nurse Practitioner
- Windsor, CO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Nurse Practitioner
- License
- APN.0994504-NP
- Practice address
- 355 Eastman Park Dr Unit 200
Windsor, CO 80550-6229 - Phone
- (970) 336-1500
- Fax
- (970) 336-1505
- NPI assigned
- Feb 27, 2019
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Nurse Practitioner | 363LX0001X | APN.0994504-NP | CO | Primary |
| Women's Health Nurse Practitioner | 363LW0102X | APN.0994504-NP | CO |
Addresses
Primary practice location
355 Eastman Park Dr Unit 200
Windsor, CO 80550-6229
Mailing address
355 Eastman Park Dr Unit 200
Windsor, CO 80550-6229
Phone (970) 336-1500
Other names 1
- Erin Leigh Kraus
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
5881 W 16TH St
Suite B Womens PT Peds
Greeley, CO 80634-2910
Phone (970) 336-1500
Hospital & facility affiliations
- Medical Center of the Rockies
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| APN.0994504-NP | CO | MD | Obstetrics & Gynecology Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Poudre Valley Medical Group, LLC | Current | Accepting new patients | |
| Poudre Valley Medical Group, LLC | Current | Accepting new patients |
Locations
4404 Barranca Ln
Castle Rock, CO 80104
Phone (720) 733-5260
5881 W 16th St
Ste Bwomens
Greeley, CO 80634
Phone (970) 336-1500
5881 W 16th St
Ste B
Greeley, CO 80634
Phone (970) 336-1500
5881 W 16th St
Greeley, CO 80634
Phone (970) 313-2700
2500 Rocky Mountain Ave
Ste 151
Loveland, CO 80538
Phone (970) 336-1500
2500 Rocky Mountain Ave
Ste 2100
Loveland, CO 80538
Phone (970) 203-7153
4650 Signal Tree Dr
Ste 1200
Timnath, CO 80547
Phone (970) 237-7415
1455 Main St
Ste 100
Windsor, CO 80550
Phone (970) 207-4857
355 Eastman Park Dr
Unit 200
Windsor, CO 80550
Phone (970) 336-1500
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- General Practice Physician
- Loveland, CO
- NPI 1225356868
-
- General Practice Physician
- Loveland, CO
- NPI 1366763260
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Greeley, CO
- NPI 1104262286
-
- General Acute Care Hospital
- Loveland, CO
- NPI 1750392304
-
- General Acute Care Hospital
- Greeley, CO
- NPI 1780243055
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1551225600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770940800000",
"number": "1124585914",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "355 EASTMAN PARK DR UNIT 200",
"city": "WINDSOR",
"state": "CO",
"postal_code": "805506229",
"telephone_number": "970-336-1500",
"fax_number": "970-336-1505"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "355 EASTMAN PARK DR UNIT 200",
"city": "WINDSOR",
"state": "CO",
"postal_code": "805506229",
"telephone_number": "970-336-1500",
"fax_number": "970-336-1505"
}
],
"practiceLocations": [],
"basic": {
"last_name": "FOUST",
"first_name": "ERIN",
"credential": "WHNP-BC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-02-27",
"last_updated": "2026-02-13",
"certification_date": "2026-02-13",
"status": "A"
},
"taxonomies": [
{
"code": "363LX0001X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Obstetrics & Gynecology",
"state": "CO",
"license": "APN.0994504-NP",
"primary": true
},
{
"code": "363LW0102X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Women's Health",
"state": "CO",
"license": "APN.0994504-NP",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "ERIN",
"last_name": "KRAUS",
"middle_name": "LEIGH",
"credential": "NP",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Windsor, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.