THOMAS F RAY CRNA
NPI 1477662286
Nurse Anesthetist, Certified Registered in Portage, MI
About Thomas F Ray Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS F RAY CRNA (NPI 1477662286) is an individual nurse anesthetist, certified registered in Portage, Michigan, licensed in Florida (ARNP9207723) and active in the NPI registry since August 2006. He is affiliated with Bronson Battle Creek Hospital and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses
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
Thomas F Ray 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 Thomas Ray reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portage, MI 49024
- Reassigned Medicare billing, Michigan enrollment
- 36 clinicians in this Medicare group
Battle Creek, MI 49017
- Reassigned Medicare billing, Michigan enrollment
- 21 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 4
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.
Bronson Battle Creek Hospital
Acute Care Hospitals · Battle Creek, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49024 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 2
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 Thomas Ray's NPI number?
The NPI number for Thomas Ray is 1477662286. It was assigned to this individual provider in the NPPES registry on August 29, 2006.
Where is Thomas Ray located?
Thomas Ray practices at 7240 Mackenzie Ln, Portage, MI 49024. The listed phone number is (269) 321-9090.
What is Thomas Ray's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Thomas Ray enrolled in Medicare?
Yes. Thomas Ray 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 Thomas Ray's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Ray reassigns Medicare benefits to 2 organizations: Apollo Medical Group Of Michigan PLLC (Portage, MI) and Anesthesia Associates Of Battle Creek, PC (Battle Creek, MI). 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 Thomas Ray's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Ray accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Thomas Ray 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 Thomas Ray affiliated with any hospitals?
According to CMS data, Thomas Ray is affiliated with Bronson Battle Creek Hospital.
When was this NPI record last updated?
The NPPES record for Thomas Ray was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Thomas F Ray, CRNA · NPI 1477662286
Nurse Anesthetist, Certified Registered physician in Portage, Michigan. Individual provider, active in the CMS NPPES registry since August 29, 2006.
## Identity
- **NPI:** 1477662286 (Entity type: Individual)
- **Enumerated:** August 29, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** ARNP9207723 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 7240 MACKENZIE LN, Portage, MI 49024-4414
- **Phone:** (269) 321-9090 · **Fax:** (269) 321-9098
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Apollo Medical Group Of Michigan PLLC (NPI 1699582593, Portage, MI); Anesthesia Associates Of Battle Creek, PC (NPI 1801835731, Battle Creek, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1477662286) · Data from the CMS NPPES public registry.