MS. TAMMIE ANN KEANE CRNA
NPI 1225094279
Nurse Anesthetist, Certified Registered in Grand Rapids, MI
About Ms. Tammie Ann Keane Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. TAMMIE ANN KEANE CRNA (NPI 1225094279) is an individual nurse anesthetist, certified registered in Grand Rapids, Michigan, licensed in Michigan (4704141880) and active in the NPI registry since April 2006. She maintains a secondary practice location in Grand Rapids and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
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
Ms. Tammie Ann Keane 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
8Medicare enrollment records show Tammie Keane reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 199 clinicians in this Medicare group
Grand Rapids, MI 49525
- Reassigned Medicare billing, Michigan enrollment
- 46 clinicians in this Medicare group
Grand Rapids, MI 49525
- Reassigned Medicare billing, Michigan enrollment
- 117 clinicians in this Medicare group
Irving, TX 75038
- Reassigned Medicare billing, Michigan enrollment
- 283 clinicians in this Medicare group
Bradenton, FL 34208
- Reassigned Medicare billing, Florida enrollment
- 1,887 clinicians in this Medicare group
Sarasota, FL 34239
- Reassigned Medicare billing, Florida enrollment
- 42 clinicians in this Medicare group
Fort Myers, FL 33919
- Reassigned Medicare billing, Florida enrollment
- 33 clinicians in this Medicare group
Fort Myers, FL 33912
- Reassigned Medicare billing, Florida enrollment
- 16 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 3
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 49503 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.
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
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 Tammie Keane's NPI number?
The NPI number for Tammie Keane is 1225094279. It was assigned to this individual provider in the NPPES registry on April 26, 2006. The provider is also known as Ms. Tammie Ann Rahrig Crna.
Where is Tammie Keane located?
Tammie Keane practices at 200 Jefferson Ave SE, Grand Rapids, MI 49503. The listed phone number is (616) 685-5000.
What is Tammie Keane's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Tammie Keane enrolled in Medicare?
Yes. Tammie Keane 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 Tammie Keane's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tammie Keane reassigns Medicare benefits to 8 organizations: Saint Mary's Health Services (Grand Rapids, MI), West Michigan Anesthesia, PC (Grand Rapids, MI), Anesthesia Medical Consultants, PC (Grand Rapids, MI), Northstar Anesthesia Of Michigan II PC (Irving, TX), Anesthesia Dynamics LLC (Bradenton, FL) and 3 more organizations, listed in the Medicare section above. 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 Tammie Keane's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tammie Keane accept?
Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Tammie Keane 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 Tammie Keane was last updated on September 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Ms. Tammie Ann Keane, CRNA · NPI 1225094279
Nurse Anesthetist, Certified Registered physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since April 26, 2006.
## Identity
- **NPI:** 1225094279 (Entity type: Individual)
- **Enumerated:** April 26, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 4704141880 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 JEFFERSON AVE SE, Grand Rapids, MI 49503-4502
- **Phone:** (616) 685-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Saint Mary's Health Services (NPI 1124063078, Grand Rapids, MI); West Michigan Anesthesia, PC (NPI 1225016926, Grand Rapids, MI); Anesthesia Medical Consultants, PC (NPI 1063710689, Grand Rapids, MI); Northstar Anesthesia Of Michigan II PC (NPI 1437268026, Irving, TX); Anesthesia Dynamics LLC (NPI 1073001012, Bradenton, FL); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** September 17, 2025
- **Other identifiers:** Medicaid 104685770 (MI); Other P00255114 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1225094279) · Data from the CMS NPPES public registry.