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

Ralph D Dean, MD

Individual provider Family Medicine Physician · NPI 1033258389

Ralph D Dean, MD is a Family Medicine Physician in Corona, 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.

See every abbreviation used in this directory →

Practice location Address checks out

91 E Grand Blvd SUITE101
Corona, CA 92879-1340
Phone: (951) 735-4569
Fax: (951) 735-2442
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A25818 (CA)

Record details

NPI number1033258389
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 5, 2007
Last updated in NPPESJanuary 15, 2016
Mailing address91 E Grand Blvd, Suite101, Corona, CA 92879-1340

Other providers in Corona