TUAN ANH MAI MD
NPI 1841794377
Anesthesiology in Los Angeles, CA
About Tuan Anh Mai Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TUAN ANH MAI MD (NPI 1841794377) is an individual anesthesiology provider in Los Angeles, California, licensed in California (A164404) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (2018).
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
Tuan Anh Mai 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 Tuan Anh Mai reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 clinicians in this Medicare group
Redlands, CA 92373
- Reassigned Medicare billing, California enrollment
- 241 clinicians in this Medicare group
- Reassigned Medicare billing, California enrollment
- 420 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 4
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.
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.
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
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 Tuan Anh Mai's NPI number?
The NPI number for Tuan Anh Mai is 1841794377. It was assigned to this individual provider in the NPPES registry on March 20, 2018.
Where is Tuan Anh Mai located?
Tuan Anh Mai practices at 1500 San Pablo St Fl 4, Los Angeles, CA 90033. The listed phone number is (323) 442-7400.
What is Tuan Anh Mai's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Tuan Anh Mai enrolled in Medicare?
Yes. Tuan Anh Mai 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 Tuan Anh Mai's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tuan Anh Mai reassigns Medicare benefits to 3 organizations: Usc Care Medical Group, Inc (Los Angeles, CA), Darin Rentz Do PC (Redlands, CA) and Allied Anesthesia Medical Group Inc (CA). 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 Tuan Anh Mai's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Tuan Anh Mai was last updated on October 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Tuan Anh Mai, MD · NPI 1841794377
Anesthesiology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 20, 2018.
## Identity
- **NPI:** 1841794377 (Entity type: Individual)
- **Enumerated:** March 20, 2018
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A164404 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1500 SAN PABLO ST FL 4, Los Angeles, CA 90033-5313
- **Phone:** (323) 442-7400
## 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): Usc Care Medical Group, Inc (NPI 1902846306, Los Angeles, CA); Darin Rentz Do PC (NPI 1689321747, Redlands, CA); Allied Anesthesia Medical Group Inc (CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2018
## Record status
- **NPPES last updated:** October 27, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1841794377) · Data from the CMS NPPES public registry.