DR. RACHAEL TESORERO MD
NPI 1235869579
Emergency Medicine in Ann Arbor, MI
About Dr. Rachael Tesorero Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RACHAEL TESORERO MD (NPI 1235869579) is an individual emergency medicine provider in Ann Arbor, Michigan, licensed in Michigan (4301514056) and active in the NPI registry since June 2022. She is enrolled in Medicare PECOS, is affiliated with St Joe Mercy Hospital System Livonia, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Rachael Tesorero Md 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 Rachael Tesorero reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Livonia, MI 48154
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Epmg Of Michigan PC
- 175 clinicians in this Medicare group
Cadillac, MI 49601
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Caberfae Emergency Group PC
- 92 clinicians in this Medicare group
Charlevoix, MI 49720
- Reassigned Medicare billing, Michigan enrollment
- 97 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Joe Mercy Hospital System Livonia
Acute Care Hospitals · Livonia, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48109 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
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 Rachael Tesorero's NPI number?
The NPI number for Rachael Tesorero is 1235869579. It was assigned to this individual provider in the NPPES registry on June 10, 2022.
Where is Rachael Tesorero located?
Rachael Tesorero practices at 1500 E. Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 763-7919.
What is Rachael Tesorero's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Rachael Tesorero enrolled in Medicare?
Yes. Rachael Tesorero 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 Rachael Tesorero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachael Tesorero reassigns Medicare benefits to 3 organizations: Epmg Of Michigan, P.C. (Livonia, MI), Caberfae Emergency Group, P.C. (Cadillac, MI) and Hawk Emergency Group, P.C. (Charlevoix, 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 Rachael Tesorero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachael Tesorero accept?
Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Rachael Tesorero 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 Rachael Tesorero affiliated with any hospitals?
According to CMS data, Rachael Tesorero is affiliated with St Joe Mercy Hospital System Livonia.
When was this NPI record last updated?
The NPPES record for Rachael Tesorero was last updated on March 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Rachael Tesorero, MD · NPI 1235869579
Emergency Medicine physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since June 10, 2022.
## Identity
- **NPI:** 1235869579 (Entity type: Individual)
- **Enumerated:** June 10, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 4301514056 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1500 E. MEDICAL CENTER DR, Ann Arbor, MI 48109-5305
- **Phone:** (734) 763-7919
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Epmg Of Michigan, P.C. (NPI 1386688992, Livonia, MI); Caberfae Emergency Group, P.C. (NPI 1447932504, Cadillac, MI); Hawk Emergency Group, P.C. (NPI 1073295135, Charlevoix, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** March 21, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1235869579) · Data from the CMS NPPES public registry.