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

Dr. William James Walker Jr., DDS

Individual provider Endodontics · NPI 1508048000

Dr. William James Walker Jr., DDS is an Endodontics in Belmont, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
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

6 Hawthorne St
Belmont, MA 02478-1900
Phone: (617) 489-1232
Fax: (617) 489-1893
Show map & directions

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

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence 10473 (MA)

Record details

NPI number1508048000
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedNovember 27, 2007
Last updated in NPPESNovember 27, 2007
Mailing address501 Katahdin Dr, Lexington, MA 02421-6449

Other providers in Belmont