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

Gary R. Massa DDS, Msd, Inc

Organization Endodontics · NPI 1639204241

Gary R. Massa DDS, Msd, Inc is an Endodontics in Los Angeles, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

8930 S Sepulveda Blvd Ste 101
Los Angeles, CA 90045-3606
Phone: (310) 342-1399
Show map & directions

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

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence 36261 (CA)

Record details

NPI number1639204241
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gary Massa — President · (310) 342-1399
NPI enumeratedFebruary 22, 2007
Last updated in NPPESJune 3, 2013
Mailing address8930 S Sepulveda Blvd, Suite 101, Los Angeles, CA 90045-3606

Other providers in Los Angeles