# Ratha Vasanthi Kulasingam, MD

Source: https://ourhealthnetwork.com/doctor/ratha-kulasingam-md-1811524457
NPI: 1811524457
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Ratha Vasanthi Kulasingam, MD is a internal medicine based in Fontana, CA practicing at Southern California Permanente Medical Group with NPI 1811524457.

## Profile

- Primary specialty: Internal Medicine
- Credential: MD
- Gender: Female
- Graduation year: 2019
- NPI: 1811524457 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1811524457))

## Practice and contact

- Practice name: Southern California Permanente Medical Group
- Address: 9961 Sierra Ave, Fontana, CA, 923356720
- Phone: (909) 427-5000
- Group practice size: 11157 members

## Insurance accepted (1 networks)

This provider is listed in the following insurance carriers’ published networks and plan directories:

- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Ratha Vasanthi Kulasingam, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1811524457).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 1 disclosed payment from medical industry sources totaling approximately $19.

Largest disclosed payer: Gilead Sciences, Inc. ($19 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 FONTANA, CA](https://ourhealthnetwork.com/internal-medicine/ca/fontana)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1811524457)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)