ENID W CHOI MD
NPI 1861759029
Radiology - Radiation Oncology in Ann Arbor, MI
About Enid W Choi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ENID W CHOI MD (NPI 1861759029) is an individual radiation oncology provider in Ann Arbor, Michigan, licensed in Michigan (4301108440) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS and is a graduate of University Of Louisville School Of Medicine (2012).
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
Enid W Choi 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
2Medicare enrollment records show Enid Choi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 33 clinicians in this Medicare group
Mason, MI 48854
- Reassigned Medicare billing, Michigan enrollment
- 916 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.
Physician 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 20
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
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 Enid Choi's NPI number?
The NPI number for Enid Choi is 1861759029. It was assigned to this individual provider in the NPPES registry on April 12, 2012.
Where is Enid Choi located?
Enid Choi practices at 1500 East Medical Center Dr B2 Floor University Hospital Rm C490, Ann Arbor, MI 48109. The listed phone number is (734) 936-4300.
What is Enid Choi's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Enid Choi enrolled in Medicare?
Yes. Enid Choi 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 Enid Choi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Enid Choi reassigns Medicare benefits to 2 organizations: Regents Of The University Of Michigan (Ann Arbor, MI) and Edward W. Sparrow Hospital Association (Mason, 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 Enid Choi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Enid Choi 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 and 1 other insurer list Enid Choi 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 Enid Choi was last updated on February 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Enid W Choi, MD · NPI 1861759029
Radiation Oncology physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since April 12, 2012.
## Identity
- **NPI:** 1861759029 (Entity type: Individual)
- **Enumerated:** April 12, 2012
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** 4301108440 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 EAST MEDICAL CENTER DR, B2 FLOOR UNIVERSITY HOSPITAL RM C490, Ann Arbor, MI 48109-5010
- **Phone:** (734) 936-4300
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of Michigan (NPI 1083648885, Ann Arbor, MI); Edward W. Sparrow Hospital Association (NPI 1689683641, Mason, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Louisville School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** February 5, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1861759029) · Data from the CMS NPPES public registry.