Physician Assistant in Ontario, CA
46 active Physician Assistant providers practice in Ontario, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1366225906 | Audrey Wagdy | Individual | Medical Physician Assistant | Ontario, CA |
| 1942601018 | Brett Heslop | Individual | Medical Physician Assistant | Ontario, CA |
| 1376913806 | Brian Shaghafi | Individual | Physician Assistant | Ontario, CA |
| 1255500724 | Britney Kaufman | Individual | Physician Assistant | Ontario, CA |
| 1124528062 | Brittany Wanzek | Individual | Physician Assistant | Ontario, CA |
| 1205087699 | Carly Erard | Individual | Physician Assistant | Ontario, CA |
| 1891303293 | Carol Kwak | Individual | Physician Assistant | Ontario, CA |
| 1023227220 | Catlin Nguyen | Individual | Physician Assistant | Ontario, CA |
| 1801054820 | Charmaine Collins-Cepeda | Individual | Physician Assistant | Ontario, CA |
| 1114735511 | Cristina Velasquez | Individual | Medical Physician Assistant | Ontario, CA |
| 1740372366 | Debra Blanco | Individual | Physician Assistant | Ontario, CA |
| 1306074802 | Emmanuel Sawaya | Individual | Physician Assistant | Ontario, CA |
| 1871712034 | Ephraim Sanmiguel | Individual | Physician Assistant | Ontario, CA |
| 1487882015 | Erin Pascale | Individual | Physician Assistant | Ontario, CA |
| 1659829513 | Gregory Musselman | Individual | Medical Physician Assistant | Ontario, CA |
| 1811471949 | Hanna Choi | Individual | Physician Assistant | Ontario, CA |
| 1104367846 | Heather Wong | Individual | Physician Assistant | Ontario, CA |
| 1770469629 | Jacob Calvin Marcelo | Individual | Physician Assistant | Ontario, CA |
| 1386590974 | Jamie Phung | Individual | Physician Assistant | Ontario, CA |
| 1588907802 | Jennifer Yim | Individual | Medical Physician Assistant | Ontario, CA |
| 1659738920 | Jesus Perea Ochoa | Individual | Physician Assistant | Ontario, CA |
| 1497445183 | Jordyn Kerner | Individual | Physician Assistant | Ontario, CA |
| 1811765944 | Katherine Beltre Espinosa | Individual | Physician Assistant | Ontario, CA |
| 1497159818 | Kevin Bell | Individual | Physician Assistant | Ontario, CA |
| 1023211612 | Lan Lam | Individual | Physician Assistant | Ontario, CA |
| 1497286082 | Lauren Bolda | Individual | Physician Assistant | Ontario, CA |
| 1902816085 | Leon Santa Cruz | Individual | Physician Assistant | Ontario, CA |
| 1306175021 | Lilian Chou | Individual | Medical Physician Assistant | Ontario, CA |
| 1255613451 | Linden Batiste | Individual | Physician Assistant | Ontario, CA |
| 1134144876 | Marcus Harris | Individual | Physician Assistant | Ontario, CA |
| 1083176077 | Nicholas Pena | Individual | Physician Assistant | Ontario, CA |
| 1003081415 | Rafael Larios | Individual | Physician Assistant | Ontario, CA |
| 1801127170 | Rafael Romero | Individual | Medical Physician Assistant | Ontario, CA |
| 1821832551 | Robert Pedroza | Individual | Physician Assistant | Ontario, CA |
| 1215119250 | Ronald Pratt | Individual | Physician Assistant | Ontario, CA |
| 1073881793 | Russell Mobley | Individual | Physician Assistant | Ontario, CA |
| 1396049755 | Sean Fallon | Individual | Physician Assistant | Ontario, CA |
| 1003357955 | Sepideh Homayoni | Individual | Physician Assistant | Ontario, CA |
| 1801830963 | Shawn Chowdhury | Individual | Physician Assistant | Ontario, CA |
| 1093024994 | Stephen Styadi | Individual | Medical Physician Assistant | Ontario, CA |
| 1730845280 | Tahnee Lilly | Individual | Physician Assistant | Ontario, CA |
| 1174342406 | Teresa Vu | Individual | Physician Assistant | Ontario, CA |
| 1821773045 | The Dermbar A Physician Assistant Co | Organization | Physician Assistant | Ontario, CA |
| 1063031219 | Wei Chen-Wu | Individual | Physician Assistant | Ontario, CA |
| 1205171659 | Wills Ngamfon | Individual | Surgical Physician Assistant | Ontario, CA |
| 1528959913 | Zahra Akberzie | Individual | Physician Assistant | Ontario, CA |
Frequently asked questions
How many Physician Assistant providers are in Ontario, CA?
The latest NPPES snapshot lists 46 active Physician Assistant providers with a practice address in Ontario, California.
How do I check a Physician Assistant provider's NPI in Ontario?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-10.