# Michael Hien Bien, MD

Source: https://ourhealthnetwork.com/doctor/michael-bien-md-1689680654
NPI: 1689680654
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Michael Hien Bien, MD is a internal medicine based in Ontario, CA practicing at California Kidney Specialists with NPI 1689680654 and offers telehealth visits.

## Profile

- Primary specialty: Internal Medicine
- Secondary specialties: NEPHROLOGY
- Credential: MD
- Gender: Male
- Medical school: IRVINE CALIFORNIA COLLEGE OF MEDICINE
- Graduation year: 2004
- Telehealth: Yes
- NPI: 1689680654 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1689680654))

## Practice and contact

- Practice name: California Kidney Specialists
- Address: 1304 W Holt Blvd, Suite A, Ontario, CA, 917623640
- Phone: (909) 542-2777
- Group practice size: 17 members

## Insurance accepted (10 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) — 8 plans
- [Blue Shield of California](https://ourhealthnetwork.com/insurance/blue-shield-of-california) — 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
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 2 plans
- [Centene](https://ourhealthnetwork.com/insurance/centene) — 1 plan
- [L.A. Care Health Plan](https://ourhealthnetwork.com/insurance/la-care-health-plan) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Michael Hien Bien, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1689680654).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 15 disclosed payments from medical industry sources totaling approximately $504.

Largest disclosed payer: Novartis Pharmaceuticals Corporation ($157 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 ONTARIO, CA](https://ourhealthnetwork.com/internal-medicine/ca/ontario)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1689680654)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)