Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Douglas Brosnan, MD, JD

Individual provider Emergency Medicine Physician · NPI 1568642460

Dr. Douglas Brosnan, MD, JD is an Emergency Medicine Physician in Orange, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

101 The City Dr S Uc Irvine Medical Center; Emergency Medicine Dept
Orange, CA 92868-3201
Phone: (714) 456-5239
Fax: (714) 456-3714
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A97725 (CA)

Record details

NPI number1568642460
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , JD
Sole proprietorNo
NPI enumeratedNovember 7, 2007
Last updated in NPPESNovember 7, 2007

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