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

Dr. Denise O'Riordan, MD

Individual provider Pediatrics Physician · NPI 1265709737

Dr. Denise O'Riordan, MD is a Pediatrics Physician in Danville, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2011
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4165 Blackhawk Plaza Cir Ste #100
Danville, CA 94506-4904
Phone: (925) 736-7070
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A82636 (CA)

Record details

NPI number1265709737
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 28, 2011
Last updated in NPPESNovember 28, 2011

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