KATHERINE R MILLS RN, CRNA
NPI 1114102589
Nurse Anesthetist, Certified Registered in Duluth, MN
About Katherine R Mills Rn, Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE R MILLS RN, CRNA (NPI 1114102589) is an individual nurse anesthetist, certified registered in Duluth, Minnesota, licensed in Minnesota (R158288-6) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS, is affiliated with Essentia Health Duluth, and is a graduate of Other (2007).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Katherine R Mills Rn, Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Katherine Mills reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Duluth, MN 55805
- Reassigned Medicare billing, Minnesota enrollment
- 1,460 clinicians in this Medicare group
Duluth, MN 55805
- Reassigned Medicare billing, Minnesota enrollment
- 50 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Essentia Health Duluth
Acute Care Hospitals · Duluth, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55805 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katherine Mills's NPI number?
The NPI number for Katherine Mills is 1114102589. It was assigned to this individual provider in the NPPES registry on January 4, 2008.
Where is Katherine Mills located?
Katherine Mills practices at 400 E 3rd St, Duluth, MN 55805. The listed phone number is (218) 786-4150.
What is Katherine Mills's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Katherine Mills enrolled in Medicare?
Yes. Katherine Mills is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Katherine Mills's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Mills reassigns Medicare benefits to 2 organizations: The Duluth Clinic, Ltd (Duluth, MN) and North Shore Anesthesia P.A (Duluth, MN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Mills's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Mills accept?
Health plans from Anthem Blue Cross and Blue Shield list Katherine Mills as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Katherine Mills affiliated with any hospitals?
According to CMS data, Katherine Mills is affiliated with Essentia Health Duluth.
When was this NPI record last updated?
The NPPES record for Katherine Mills was last updated on June 27, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katherine R Mills, RN, CRNA · NPI 1114102589
Nurse Anesthetist, Certified Registered physician in Duluth, Minnesota. Individual provider, active in the CMS NPPES registry since January 4, 2008.
## Identity
- **NPI:** 1114102589 (Entity type: Individual)
- **Enumerated:** January 4, 2008
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** R158288-6 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 E 3RD ST, Duluth, MN 55805-1951
- **Phone:** (218) 786-4150
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): The Duluth Clinic, Ltd (NPI 1245278209, Duluth, MN); North Shore Anesthesia P.A (NPI 1922051291, Duluth, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** June 27, 2011
- **Other identifiers:** Medicaid 906662000 (MN); Medicare PIN 430006260 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1114102589) · Data from the CMS NPPES public registry.