Active NPI
Helaine Marie Mills, DO
- Family Medicine Physician
- Mankato, MN
National Provider Identifier
1639968985
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- 83404
- Practice address
- 1025 Marsh St
Mankato, MN 56001-4752 - Phone
- (507) 625-4031
- NPI assigned
- May 3, 2025
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 83404 | MN | Primary |
Addresses
Primary practice location
1025 Marsh St
Mankato, MN 56001-4752
Mailing address
PO Box 860912
Minneapolis, MN 55486-0912
Phone (507) 284-2511
Other practice location 1
200 1st St SW
Rochester, MN 55905-0001
Phone (507) 284-2511
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | hmills2518495@ehrdirect.mayoclinicmsg.org |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20250611001132 | MN | Order and Referring Only - Family Practice | 8022528769 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 35295 | MN | MD | Family Medicine Physician |
Interoperability endpoints
- hmills2518495@ehrdirect.mayoclinicmsg.org
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1746230400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786406400000",
"number": "1639968985",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 860912",
"city": "MINNEAPOLIS",
"state": "MN",
"postal_code": "554860912",
"telephone_number": "507-284-2511"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1025 MARSH ST",
"city": "MANKATO",
"state": "MN",
"postal_code": "560014752",
"telephone_number": "507-625-4031"
}
],
"practiceLocations": [
{
"address_1": "200 1st St SW",
"address_purpose": "LOCATION",
"city": "Rochester",
"state": "MN",
"postal_code": "559050001",
"country_code": "US",
"telephone_number": "507-284-2511",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MILLS",
"first_name": "HELAINE",
"middle_name": "MARIE",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-05-03",
"last_updated": "2026-08-11",
"certification_date": "2026-08-11",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "MN",
"license": "83404",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "hmills2518495@ehrdirect.mayoclinicmsg.org",
"affiliation": "N",
"address_1": "1025 Marsh St",
"city": "Mankato",
"state": "MN",
"country_code": "US",
"postal_code": "560014752",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}Other providers in Mankato, MN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.