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

Dr. Gary R O'Brien, DDS

Individual provider Dentist · NPI 1477729747

Dr. Gary R O'Brien, DDS is a Dentist in Glendale, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
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.

See every abbreviation used in this directory →

Practice location Address checks out

411 N Central Ave Ste 225
Glendale, CA 91203-2081
Phone: (818) 956-0639
Fax: (818) 246-1542
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 29639 (CA)

Record details

NPI number1477729747
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMay 6, 2008
Last updated in NPPESMay 6, 2008
Mailing address411 N Central Ave, Suite 225, Glendale, CA 91203-2081

Other providers in Glendale