MS. ERIN ELEANOR MILLS CRNA
NPI 1386146173
Nurse Anesthetist, Certified Registered in Spokane, WA
About Ms. Erin Eleanor Mills Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ERIN ELEANOR MILLS CRNA (NPI 1386146173) is an individual nurse anesthetist, certified registered in Spokane, Washington, licensed in Washington (AP60829599) and active in the NPI registry since March 2018. She maintains 2 additional practice locations and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 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
Ms. Erin Eleanor Mills 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
5Medicare enrollment records show Erin Mills reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Spokane, WA 99204
- Reassigned Medicare billing, Washington enrollment
- 242 clinicians in this Medicare group
Spokane, WA 99223
- Reassigned Medicare billing, Washington enrollment
- 38 clinicians in this Medicare group
Sunnyside, WA 98944
- Reassigned Medicare billing, Washington enrollment
- 42 clinicians in this Medicare group
Missoula, MT 59808
- Reassigned Medicare billing, Montana enrollment
- 31 clinicians in this Medicare group
Vancouver, WA 98664
- Reassigned Medicare billing, Washington enrollment
- 155 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 99204 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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 Erin Mills's NPI number?
The NPI number for Erin Mills is 1386146173. It was assigned to this individual provider in the NPPES registry on March 7, 2018. The provider is also known as Ms. Erin Eleanor Self Rn.
Where is Erin Mills located?
Erin Mills practices at 101 W 8th Ave, Spokane, WA 99204. The listed phone number is (509) 474-3181.
What is Erin Mills's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Erin Mills enrolled in Medicare?
Yes. Erin 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 Erin Mills's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erin Mills reassigns Medicare benefits to 5 organizations: Providence Health & Service- Washington (Spokane, WA), Spokane Outpatient Anesthesia PLLC (Spokane, WA), Evergreen Anesthesia Associates, LLC (Sunnyside, WA), Montana Gastroenterology, PLLC (Missoula, MT) and Columbia Anesthesia Group P S (Vancouver, WA). 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 Erin Mills's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Erin Mills accept?
Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Erin 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.
When was this NPI record last updated?
The NPPES record for Erin Mills was last updated on August 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Ms. Erin Eleanor Mills, CRNA · NPI 1386146173
Nurse Anesthetist, Certified Registered physician in Spokane, Washington. Individual provider, active in the CMS NPPES registry since March 7, 2018.
## Identity
- **NPI:** 1386146173 (Entity type: Individual)
- **Enumerated:** March 7, 2018
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** AP60829599 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 W 8TH AVE, Spokane, WA 99204-2307
- **Phone:** (509) 474-3181
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Providence Health & Service- Washington (NPI 1508118555, Spokane, WA); Spokane Outpatient Anesthesia PLLC (NPI 1114645546, Spokane, WA); Evergreen Anesthesia Associates, LLC (NPI 1225575996, Sunnyside, WA); Montana Gastroenterology, PLLC (NPI 1821612946, Missoula, MT); Columbia Anesthesia Group P S (NPI 1861448235, Vancouver, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** August 1, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1386146173) · Data from the CMS NPPES public registry.