HealthcareDiscovery.AI / Doctors / California / Downey / Diagnostic Radiology

Diagnostic Radiology in Downey, California

Data updated monthly · Last refresh September 2026

11 Diagnostic Radiology providers practice in Downey. Listings are drawn from federal public records and are not endorsements.

Diagnostic Radiology providers in Downey

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. Ali Goodarzi, M.D.
Downey, CA · No drug or device payments recorded (2025) · (562) 923-5521
Dr. Christopher Starr, MD/PHD
Downey, CA · $67 in drug and device payments (2025) · (562) 657-7254
Dr. David Wohlmuth
Downey, CA · No drug or device payments recorded (2025) · (562) 904-5000
Dr. Ivan Barrett, M.D.
Downey, CA · No drug or device payments recorded (2025) · (562) 904-5000
Dr. Joel Levine, M.D.
Downey, CA · No drug or device payments recorded (2025) · (562) 904-1340
Dr. Julie Sun, M.D.
Downey, CA · $17 in drug and device payments (2025) · (562) 904-5000
Dr. Katherine Wei, MD
Downey, CA · No drug or device payments recorded (2025) · (562) 869-9192
Dr. Mark Dubin, M.D.
Downey, CA · $39 in drug and device payments (2025) · (562) 904-5000
Dr. Michael Hoffman, M.D.
Downey, CA · $75 in drug and device payments (2025) · (562) 904-5000
Dr. Penny Johnson, MD
Downey, CA · No drug or device payments recorded (2025) · (562) 869-9192
Dr. Shufong Wu, M.D.
Downey, CA · No drug or device payments recorded (2025) · (562) 657-7240

Common questions

How many Diagnostic Radiology providers are in Downey, California?

There are 11 Diagnostic Radiology providers with active NPI records practicing in Downey, 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 Downey Diagnostic Radiology 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.