Question 1

How is this list of rare diseases specialists in California built?

Accepted Answer

This page includes physicians in Convene Health's public directory whose profile lists Rare Diseases as a clinical focus area and whose practice state is California. Providers are ordered by composite score (research output, peer recognition, frequency of care, and outcomes signals).

Question 2

What should I look for when choosing a rare diseases specialist in California?

Accepted Answer

Start with clinical fit. Compare credentials, hospital affiliations, years of experience, and how the profile describes their approach to rare diseases. Many of these specialists are concentrated in major medical centers — drill into a specific city below to see who's nearest you.

Question 3

Are these rare diseases specialists accepting new patients in California?

Accepted Answer

Profile detail on availability and accepted insurance varies. Open a specific provider profile to see what they've published about new-patient access, insurance accepted, and typical wait times.

Question 4

What is Rare Diseases?

Accepted Answer

Rare Diseases is a clinical focus area covered by the specialists listed here. Each provider profile describes their training, sub-specialties, and the conditions they regularly treat — open a profile for the most authoritative description of how that specific physician approaches rare diseases care.

Rare Diseases Specialists in California

Anthony Oro, MD

Albert Chiou, MD

Jacinda Sampson, MD, PHD

David Lewis, MD

Matt Marinkovich, MD

Paul Harmatz, MD

Joseph Shieh, MD

Irene Chang, MD

Joyce So, MD

Browse rare diseases specialists by city in California

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