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

Mr. Thomas William Mercer, DDS

Individual provider General Practice Dentistry · NPI 1659589539

Mr. Thomas William Mercer, DDS is a General Practice Dentistry in Rancho Cucamonga, 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.

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Practice location Address checks out

9333 Baseline Rd Ste #200
Rancho Cucamonga, CA 91730
Phone: (909) 980-5558
Fax: (909) 980-3688
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 031954 (CA)

Record details

NPI number1659589539
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedMay 21, 2007
Last updated in NPPESJuly 8, 2007

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