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

Cal Thomas Bullock, DDS

Individual provider Dentist · NPI 1346595576

Cal Thomas Bullock, DDS is a Dentist in Billings, Montana. Licensed in Maryland and Montana. Registered with an NPI since 2012.

Licensed in
MD, MT
In the registry since
2012
Specialties on file
3
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

2900 Central Ave
Billings, MT 59102-8626
Phone: (406) 646-6100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Dentistry (primary) Taxonomy 1223P0221X · Licence DEN-DEN-LIC-7748 (MT)
Dentist Taxonomy 122300000X · Licence LL633 (MD)
Dentist Taxonomy 122300000X · Licence LL674 (MD)

Record details

NPI number1346595576
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJuly 13, 2012
Last updated in NPPESJune 7, 2017
Mailing address2900 Central Ave, Billings, MT 59102-8626

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