Infectious Disease in Orange, California
Data updated monthly · Last refresh September 2026
23 Infectious Disease providers practice in Orange. Listings are drawn from federal public records and are not endorsements.
Infectious Disease providers in Orange
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. Anastasia Weiland, MDOrange, CA · No drug or device payments recorded (2025) ·
(800) 465-3203 Dr. Catherine Diamond, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8978 Dr. Coleen Cunningham, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 880-7812 Dr. Donald N Forthal, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8978 Dr. Edward Jones-lopez, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8888 Dr. Emily Blodget, MD, MB, BCH, BAOOrange, CA · $313 in drug and device payments (2025) · Telehealth ·
(714) 880-7812 Dr. Hannah Nam, M.D.Orange, CA · $34 in drug and device payments (2025) · Telehealth ·
(714) 456-8000 Dr. Kamryn Plechot, PHARM.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 509-2131 Dr. Lauri Thrupp, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5477 Dr. Peter Heseltine, MD, FACPOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 773-6702 Dr. Robert Armen, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 289-7171 Dr. Rosa Andrade, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-7720 Dr. Sean Jung, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-7890 Dr. Shruti Gohil, M.D., M.P.H.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-7016 Dr. Steven Park, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8068 Dr. Susan Huang, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 880-7812 Dr. Theodore Pak, MD, PHDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Thomas C Cesario, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8978 Dr. Tulika Singh, M.D., M.S., AAHIVSOrange, CA · $106,023 in drug and device payments (2025) ·
(714) 456-8888 Conditions Infectious Disease providers in Orange, California commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Infectious Disease providers. Individual practices vary, so confirm with the provider before booking.
- Long COVID
- HIV care
- Lyme disease
- Recurrent infections
- Travel medicine
Common questions
How many Infectious Disease providers are in Orange, California?There are 23 Infectious Disease providers with active NPI records practicing in Orange, according to federal NPPES data refreshed monthly.
What conditions do Infectious Disease providers in Orange treat?Infectious Disease providers in Orange commonly treat long COVID, HIV care, Lyme disease, recurrent infections, travel medicine and related conditions. Individual practices vary, so confirm with the provider before booking.
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 Orange Infectious Disease across California
