HealthcareDiscovery.AI / Doctors / California / Mission Viejo / Emergency Medicine

Emergency Medicine in Mission Viejo, California

Data updated monthly · Last refresh September 2026

21 Emergency Medicine providers practice in Mission Viejo. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Mission Viejo

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Andrew Lawson, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 364-1400
Dr. Christian Rank, MD
Mission Viejo, CA · $583 in drug and device payments (2025) · (949) 481-8881
Dr. Clark Paddock, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 452-7699
Dr. Daniel Firestone, MD
Mission Viejo, CA · $50 in drug and device payments (2025) · (949) 364-1400
Dr. Gregory Lampe, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 364-1400
Dr. James Keany, M.D.
Mission Viejo, CA · $1,751 in drug and device payments (2025) · (949) 364-1400
Dr. James Price, M.D.
Mission Viejo, CA · $183 in drug and device payments (2025) · (949) 364-1400
Dr. Jeffrey Rey, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 364-1400
Dr. Jesse Borke, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 889-2020
Dr. Jon Cline, M.D.
Mission Viejo, CA · $199 in drug and device payments (2025) · (949) 364-1400
Dr. Joseph Dinglasan, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 365-2202
Dr. Kenneth Kwon, M.D.
Mission Viejo, CA · $334 in drug and device payments (2025) · (949) 364-1400
Dr. Matthew Kaplan, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 364-1400
Dr. Michael Mccormack, MD
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 582-2002
Dr. Michael Ritter, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 364-1400
Dr. Mohammad Al-sayyad, MD
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 452-7699
Dr. Peter Czuleger, M.D.
Mission Viejo, CA · $60 in drug and device payments (2025) · (949) 276-2111
Dr. Ramon Johnson, M.D.
Mission Viejo, CA · $7,144 in drug and device payments (2025) · (949) 364-1400
Dr. Richard Kozak, M.D.
Mission Viejo, CA · $30,600 in drug and device payments (2025) · (949) 309-8434
Dr. Stacy Fikert, M.D.
Mission Viejo, CA · No drug or device payments recorded (2025) · (310) 293-5919
Dr. Zachary Perry
Mission Viejo, CA · No drug or device payments recorded (2025) · (949) 364-1400

Common questions

How many Emergency Medicine providers are in Mission Viejo, California?

There are 21 Emergency Medicine providers with active NPI records practicing in Mission Viejo, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Mission Viejo Emergency Medicine across California

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.