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

Dr. Glenn S. Belen II, DDS

Individual provider General Practice Dentistry · NPI 1376684548

Dr. Glenn S. Belen II, DDS is a General Practice Dentistry in San Mateo, California. Licensed in California. Registered with an NPI since 2007.

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.

See every abbreviation used in this directory →

Practice location Address checks out

135 N San Mateo Dr
San Mateo, CA 94401-2708
Phone: (650) 344-7500
Fax: (650) 344-9019
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 30769 (CA)

Record details

NPI number1376684548
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedFebruary 9, 2007
Last updated in NPPESJuly 8, 2007

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