ANNE YOUNG ZOU
NPI 1568358257
Anesthesiology in Merrillville, IN
About Anne Young Zou NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANNE YOUNG ZOU (NPI 1568358257) is an individual anesthesiology provider in Merrillville, Indiana, licensed in Indiana (75000218A) and active in the NPI registry since June 2025. She is affiliated with Methodist Hospitals Inc and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
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
Anne Young Zou 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 Anne Zou reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Gary, IN 46402
- Reassigned Medicare billing, Indiana enrollment
- 55 clinicians in this Medicare group
Bradenton, FL 34208
- Reassigned Medicare billing, Indiana enrollment
- 157 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.
Methodist Hospitals Inc
Acute Care Hospitals · Gary, INOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MERRILLVILLE, IN 46410
MERRILLVILLE, IN 46410
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 Anne Zou's NPI number?
The NPI number for Anne Zou is 1568358257. It was assigned to this individual provider in the NPPES registry on June 17, 2025.
Where is Anne Zou located?
Anne Zou practices at 8701 Broadway, Merrillville, IN 46410. The listed phone number is (219) 738-5500.
What is Anne Zou's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Anne Zou enrolled in Medicare?
Yes. Anne Zou 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 Anne Zou's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anne Zou reassigns Medicare benefits to 2 organizations: Redreef Anesthesia Associates Chartered Indiana LLC (Gary, IN) and Anesthesia Dynamics LLC (Bradenton, FL). 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 Anne Zou's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Anne Zou affiliated with any hospitals?
According to CMS data, Anne Zou is affiliated with Methodist Hospitals Inc.
When was this NPI record last updated?
The NPPES record for Anne Zou was last updated on June 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Anne Young Zou · NPI 1568358257
Anesthesiology physician in Merrillville, Indiana. Individual provider, active in the CMS NPPES registry since June 17, 2025.
## Identity
- **NPI:** 1568358257 (Entity type: Individual)
- **Enumerated:** June 17, 2025
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 75000218A (Indiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8701 BROADWAY, Merrillville, IN 46410-7035
- **Phone:** (219) 738-5500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Redreef Anesthesia Associates Chartered Indiana LLC (NPI 1215783766, Gary, IN); Anesthesia Dynamics LLC (NPI 1073001012, Bradenton, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** June 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1568358257) · Data from the CMS NPPES public registry.