AMY DUOXI ZHANG MD
NPI 1932369055
Ophthalmology in Grand Blanc, MI
About Amy Duoxi Zhang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY DUOXI ZHANG MD (NPI 1932369055) is an individual ophthalmology provider in Grand Blanc, Michigan, licensed in Michigan (4301092362) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and maintains a secondary practice location in Mentor.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Amy Duoxi Zhang 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 Reassignment
Medicare enrollment records show Amy Zhang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brighton, MI 48116
- Reassigned Medicare billing, Michigan enrollment
- 123 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 9
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.
University Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48439 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Amy Zhang's NPI number?
The NPI number for Amy Zhang is 1932369055. It was assigned to this individual provider in the NPPES registry on June 12, 2008.
Where is Amy Zhang located?
Amy Zhang practices at 3181 East Grand Blanc Rd, Grand Blanc, MI 48439. The listed phone number is (810) 694-6933.
What is Amy Zhang's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Amy Zhang enrolled in Medicare?
Yes. Amy Zhang 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 organization bills Medicare for Amy Zhang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Zhang reassigns Medicare benefits to Regents Of The University Of Michigan (Brighton, MI). The 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 Amy Zhang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Amy Zhang 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 5 other insurers list Amy Zhang 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 Amy Zhang affiliated with any hospitals?
According to CMS data, Amy Zhang is affiliated with University Of Michigan Health System.
When was this NPI record last updated?
The NPPES record for Amy Zhang was last updated on January 18, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Amy Duoxi Zhang, MD · NPI 1932369055
Ophthalmology physician in Grand Blanc, Michigan. Individual provider, active in the CMS NPPES registry since June 12, 2008.
## Identity
- **NPI:** 1932369055 (Entity type: Individual)
- **Enumerated:** June 12, 2008
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 4301092362 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 3181 EAST GRAND BLANC RD, Grand Blanc, MI 48439
- **Phone:** (810) 694-6933
## 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:** Regents Of The University Of Michigan (NPI 1851326078, Brighton, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Pittsburgh School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** January 18, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1932369055) · Data from the CMS NPPES public registry.