THUAN NGUYEN DO
NPI 1841841350
Internal Medicine - Addiction Medicine in Ventura, CA
About Thuan Nguyen Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THUAN NGUYEN DO (NPI 1841841350) is an individual addiction medicine provider in Ventura, California, licensed in California (20A22046) and active in the NPI registry since September 2019. She is enrolled in Medicare PECOS and is a graduate of Alabama College Of Osteopathic Medicine (2021).
NPPES Registry Identity
Specialties & Licenses 2
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
Thuan Nguyen Do 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 Thuan Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92111
- Reassigned Medicare billing, California enrollment
- 1,233 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 93003 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.
VENTURA, CA 93003
VENTURA, CA 93003
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 Thuan Nguyen's NPI number?
The NPI number for Thuan Nguyen is 1841841350. It was assigned to this individual provider in the NPPES registry on September 25, 2019.
Where is Thuan Nguyen located?
Thuan Nguyen practices at 147 N Brent St, Ventura, CA 93003. The listed phone number is (251) 424-1288.
What is Thuan Nguyen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Addiction Medicine, with taxonomy code 207RA0401X.
Is Thuan Nguyen enrolled in Medicare?
Yes. Thuan Nguyen 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 Thuan Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thuan Nguyen reassigns Medicare benefits to Sharp Rees-Stealy Medical Group, Inc (San Diego, CA). 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 Thuan Nguyen'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 Thuan Nguyen was last updated on May 8, 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.
# Thuan Nguyen, DO · NPI 1841841350
Addiction Medicine physician in Ventura, California. Individual provider, active in the CMS NPPES registry since September 25, 2019.
## Identity
- **NPI:** 1841841350 (Entity type: Individual)
- **Enumerated:** September 25, 2019
- **Primary specialty:** Internal Medicine - Addiction Medicine · taxonomy 207RA0401X
- **State license:** 20A22046 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 147 N BRENT ST, Ventura, CA 93003-2809
- **Phone:** (251) 424-1288
## 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:** Sharp Rees-Stealy Medical Group, Inc (NPI 1285616177, San Diego, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Alabama College Of Osteopathic Medicine, class of 2021
## Record status
- **NPPES last updated:** May 8, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1841841350) · Data from the CMS NPPES public registry.