# COLORECTAL SURGERY (PROCTOLOGY) in Fontana, CA

Source: https://ourhealthnetwork.com/colorectal-surgeon/ca/fontana

## At a glance

Fontana, CA has 4 colorectal surgery (proctology) providers in our directory. Data sourced from CMS NPI Registry, refreshed monthly.

## Providers

- [Ngoc Nguyen, MD](https://ourhealthnetwork.com/doctor/ngoc-nguyen-md-1417153552) — Southern California Permanente Medical Group
- [Sriram Rangarajan, MD](https://ourhealthnetwork.com/doctor/sriram-rangarajan-md-1063814861) — Southern California Permanente Medical Group
- [Joseph Ruan, MD](https://ourhealthnetwork.com/doctor/joseph-ruan-md-1043498876) — Southern California Permanente Medical Group
- [Robert Yuhan, MD](https://ourhealthnetwork.com/doctor/robert-yuhan-md-1144397969) — Southern California Permanente Medical Group

## Related

- [All COLORECTAL SURGERY (PROCTOLOGY)s in CA](https://ourhealthnetwork.com/colorectal-surgeon/ca)
- [Find insurance plans that cover COLORECTAL SURGERY (PROCTOLOGY)s in CA](https://ourhealthnetwork.com/tools/insurance-matcher?state=CA)
- [Fontana health report](https://ourhealthnetwork.com/health-report/ca)