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

Ronald L. O'Brien, DDS

Individual provider Dentist · NPI 1174673065

Ronald L. O'Brien, DDS is a Dentist in San Jose, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

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Practice location Address checks out

6023 Snell Ave
San Jose, CA 95123-4127
Phone: (408) 578-8331
Fax: (408) 578-0823
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 26275 (CA)

Record details

NPI number1174673065
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedJanuary 11, 2007
Last updated in NPPESJuly 8, 2007

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