AARON CHAU AA
NPI 1356012199
Anesthesiologist Assistant in Gainesville, GA
About Aaron Chau Aa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AARON CHAU AA (NPI 1356012199) is an individual anesthesiologist assistant in Gainesville, Georgia, licensed in Georgia (10621) and active in the NPI registry since September 2021. He is affiliated with Piedmont Hospital and is a graduate of Other (2021).
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
Aaron Chau Aa 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
4Medicare enrollment records show Aaron Chau reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stockbridge, GA 30281
- Reassigned Medicare billing, Georgia enrollment
- 713 clinicians in this Medicare group
Panama City, FL 32405
- Reassigned Medicare billing, Florida enrollment
- 528 clinicians in this Medicare group
Gainesville, FL 32605
- Reassigned Medicare billing, Florida enrollment
- 1,973 clinicians in this Medicare group
Orange City, FL 32763
- Reassigned Medicare billing, Florida enrollment
- 530 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
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.
Piedmont Hospital
Acute Care Hospitals · Atlanta, GAOther Providers at the Same Location NPPES 20
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 Aaron Chau's NPI number?
The NPI number for Aaron Chau is 1356012199. It was assigned to this individual provider in the NPPES registry on September 22, 2021.
Where is Aaron Chau located?
Aaron Chau practices at 743 Spring St NE, Gainesville, GA 30501. The listed phone number is (770) 532-7179.
What is Aaron Chau's specialty?
The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.
Is Aaron Chau enrolled in Medicare?
Yes. Aaron Chau 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 Aaron Chau's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Chau reassigns Medicare benefits to 4 organizations: Piedmont Anesthesia LLC (Stockbridge, GA), Anesthesia Physician Solutions Of North Florida, LLC (Panama City, FL), Sheridan Healthcorp, Inc. (Gainesville, FL) and Anesthesiologists Of Greater Orlando Inc (Orange City, 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 Aaron Chau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aaron Chau accept?
Health plans from Alliant Health Plans, Inc., Cigna HealthCare of Florida, Inc. and Cigna Healthcare list Aaron Chau 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 Aaron Chau affiliated with any hospitals?
According to CMS data, Aaron Chau is affiliated with Piedmont Hospital.
When was this NPI record last updated?
The NPPES record for Aaron Chau was last updated on September 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Aaron Chau, AA · NPI 1356012199
Anesthesiologist Assistant physician in Gainesville, Georgia. Individual provider, active in the CMS NPPES registry since September 22, 2021.
## Identity
- **NPI:** 1356012199 (Entity type: Individual)
- **Enumerated:** September 22, 2021
- **Primary specialty:** Anesthesiologist Assistant · taxonomy 367H00000X
- **State license:** 10621 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 743 SPRING ST NE, Gainesville, GA 30501-3715
- **Phone:** (770) 532-7179
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Piedmont Anesthesia LLC (NPI 1700474244, Stockbridge, GA); Anesthesia Physician Solutions Of North Florida, LLC (NPI 1487160263, Panama City, FL); Sheridan Healthcorp, Inc. (NPI 1629588439, Gainesville, FL); Anesthesiologists Of Greater Orlando Inc (NPI 1457300998, Orange City, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** September 22, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1356012199) · Data from the CMS NPPES public registry.