# Theresa Thanh Ngoc Nguyen, MD

Source: https://ourhealthnetwork.com/doctor/theresathanh-nguyen-md-1003893801
NPI: 1003893801
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Theresa Thanh Ngoc Nguyen, MD is a internal medicine based in Westminster, CA practicing at Family Choice Aco Inc with NPI 1003893801 and offers telehealth visits.

## Profile

- Primary specialty: Internal Medicine
- Credential: MD
- Gender: Female
- Medical school: UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
- Graduation year: 1995
- Telehealth: Yes
- NPI: 1003893801 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1003893801))

## Practice and contact

- Practice name: Family Choice Aco Inc
- Address: 7631 Wyoming St, Suite 201, Westminster, CA, 926833904
- Phone: (714) 898-0765
- Group practice size: 62 members

## Insurance accepted (8 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 10 plans
- [Blue Shield of California](https://ourhealthnetwork.com/insurance/blue-shield-of-california) — 3 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Molina Healthcare](https://ourhealthnetwork.com/insurance/molina-healthcare) — 2 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Theresa Thanh Ngoc Nguyen, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1003893801).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 48 disclosed payments from medical industry sources totaling approximately $1,588.

Largest disclosed payer: AstraZeneca Pharmaceuticals LP ($377 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Internal Medicine doctors in WESTMINSTER, CA](https://ourhealthnetwork.com/internal-medicine/ca/westminster)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1003893801)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)