Active NPI
Carolyn Ann Seifermann, DNP
- Registered Nurse
- Saint Cloud, MN
National Provider Identifier
1730998246
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Nurse
- License
- 1229631
- Practice address
- 4801 Veterans Dr
Saint Cloud, MN 56303-2015 - Phone
- (320) 252-1670
- Fax
- (320) 255-6423
- NPI assigned
- Dec 31, 2024
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Addiction (Substance Use Disorder) Registered Nurse | 163WA0400X | 1229631 | MN | |
| Case Management Registered Nurse | 163WC0400X | 1229631 | MN | |
| Pediatric Nurse Practitioner | 363LP0200X | 20030447 | MN | |
| Registered Nurse | 163W00000X | 1229631 | MN | Primary |
Addresses
Primary practice location
4801 Veterans Dr
Saint Cloud, MN 56303-2015
Mailing address
4801 Veterans Dr
Saint Cloud, MN 56303-2015
Phone (320) 252-1670
Other names 1
- Carolyn Ann Olson
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 |
|---|---|---|---|
| 1229631 | MN | MD | Registered Nurse |
| 20030447 | MN | MD | Pediatric Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1735603200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1751241600000",
"number": "1730998246",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4801 VETERANS DR",
"city": "SAINT CLOUD",
"state": "MN",
"postal_code": "563032015",
"telephone_number": "320-252-1670",
"fax_number": "320-255-6423"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4801 VETERANS DR",
"city": "SAINT CLOUD",
"state": "MN",
"postal_code": "563032015",
"telephone_number": "320-252-1670",
"fax_number": "320-255-6423"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SEIFERMANN",
"first_name": "CAROLYN",
"middle_name": "ANN",
"credential": "DNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2024-12-31",
"last_updated": "2025-06-30",
"certification_date": "2025-06-30",
"status": "A"
},
"taxonomies": [
{
"code": "163WA0400X",
"taxonomy_group": "",
"desc": "Registered Nurse, Addiction (Substance Use Disorder)",
"state": "MN",
"license": "1229631",
"primary": false
},
{
"code": "163WC0400X",
"taxonomy_group": "",
"desc": "Registered Nurse, Case Management",
"state": "MN",
"license": "1229631",
"primary": false
},
{
"code": "363LP0200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Pediatrics",
"state": "MN",
"license": "20030447",
"primary": false
},
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "MN",
"license": "1229631",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "CAROLYN",
"last_name": "OLSON",
"middle_name": "ANN",
"credential": "DNP",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Saint Cloud, MN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 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.