KATHLEEN M MILLAR CRNA
NPI 1366116279
Nurse Anesthetist, Certified Registered in Cottonwood, AZ
About Kathleen M Millar Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHLEEN M MILLAR CRNA (NPI 1366116279) is an individual nurse anesthetist, certified registered in Cottonwood, Arizona, licensed in Arizona (311974) and active in the NPI registry since August 2021. She maintains a secondary practice location in Scottsdale and is a graduate of Other (2024).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Kathleen M Millar 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
3Medicare enrollment records show Kathleen Millar reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Flagstaff, AZ 86001
- Reassigned Medicare billing, Arizona enrollment
- 552 clinicians in this Medicare group
Scottsdale, AZ 85259
- Reassigned Medicare billing, Arizona enrollment
- 1,792 clinicians in this Medicare group
Gilbert, AZ 85234
- Reassigned Medicare billing, Arizona enrollment
- 1,081 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 86326 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 Kathleen Millar's NPI number?
The NPI number for Kathleen Millar is 1366116279. It was assigned to this individual provider in the NPPES registry on August 4, 2021.
Where is Kathleen Millar located?
Kathleen Millar practices at 269 S Candy Ln, Cottonwood, AZ 86326. The listed phone number is (928) 639-6150.
What is Kathleen Millar's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Kathleen Millar enrolled in Medicare?
Yes. Kathleen Millar 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 Kathleen Millar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathleen Millar reassigns Medicare benefits to 3 organizations: Northern Arizona Healthcare Corporation (Flagstaff, AZ), Mayo Clinic Arizona (Scottsdale, AZ) and Banner Hospital Based Physicians Arizona LLC (Gilbert, AZ). 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 Kathleen Millar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kathleen Millar accept?
Health plans from Blue Cross Blue Shield of Arizona and Oscar Health Plan, Inc. list Kathleen Millar 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.
When was this NPI record last updated?
The NPPES record for Kathleen Millar was last updated on June 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.
# Kathleen M Millar, CRNA · NPI 1366116279
Nurse Anesthetist, Certified Registered physician in Cottonwood, Arizona. Individual provider, active in the CMS NPPES registry since August 4, 2021.
## Identity
- **NPI:** 1366116279 (Entity type: Individual)
- **Enumerated:** August 4, 2021
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 311974 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 269 S CANDY LN, Cottonwood, AZ 86326-4158
- **Phone:** (928) 639-6150
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Northern Arizona Healthcare Corporation (NPI 1669914552, Flagstaff, AZ); Mayo Clinic Arizona (NPI 1558332494, Scottsdale, AZ); Banner Hospital Based Physicians Arizona LLC (NPI 1124374822, Gilbert, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** June 2, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1366116279) · Data from the CMS NPPES public registry.