Active NPI
Katrina Lauren Retzke, PHARMD
- Pharmacist
- Rochester, MN
National Provider Identifier
1366326423
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pharmacist
- License
- 127350
- Practice address
- 200 1St St SW
Rochester, MN 55905-0001 - Phone
- (507) 284-2511
- NPI assigned
- Aug 2, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | 1835P0018X | 26031375A | IN | |
| Pharmacist | 183500000X | 127350 | MN | Primary |
Addresses
Primary practice location
200 1St St SW
Rochester, MN 55905-0001
Mailing address
PO Box 860912
Minneapolis, MN 55486-0912
Phone (507) 289-2511
Other practice location 1
1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (630) 776-6698
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | kretzke2717883@ehrdirect.mayoclinicmsg.org |
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
- Credentials
- Doctor of Pharmacy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 26031375A | IN | MD | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1754092800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784678400000",
"number": "1366326423",
"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": "507-289-2511"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "200 1ST ST SW",
"city": "ROCHESTER",
"state": "MN",
"postal_code": "559050001",
"telephone_number": "507-284-2511"
}
],
"practiceLocations": [
{
"address_1": "1701 N Senate Blvd",
"address_purpose": "LOCATION",
"city": "Indianapolis",
"state": "IN",
"postal_code": "462021239",
"country_code": "US",
"telephone_number": "630-776-6698",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "RETZKE",
"first_name": "KATRINA",
"middle_name": "LAUREN",
"credential": "PHARMD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-08-02",
"last_updated": "2026-07-22",
"certification_date": "2026-07-22",
"status": "A"
},
"taxonomies": [
{
"code": "1835P0018X",
"taxonomy_group": "",
"desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
"state": "IN",
"license": "26031375A",
"primary": false
},
{
"code": "183500000X",
"taxonomy_group": "",
"desc": "Pharmacist",
"state": "MN",
"license": "127350",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "kretzke2717883@ehrdirect.mayoclinicmsg.org",
"affiliation": "N",
"address_1": "200 1st St SW",
"city": "Rochester",
"state": "MN",
"country_code": "US",
"postal_code": "559050001",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}Other providers in Rochester, MN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 22, 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.