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

William G Bast, DMD

Individual provider Oral and Maxillofacial Surgery (Dentist) · NPI 1063543650

William G Bast, DMD is an Oral and Maxillofacial Surgery (Dentist) in Hartsdale, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2007
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

280 N Central Ave Ste 307
Hartsdale, NY 10530-1839
Phone: (914) 997-7688
Show map & directions

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

Specialties & licences

Oral and Maxillofacial Surgery (Dentist) (primary) Taxonomy 1223S0112X · Licence 045376 (NY)

Record details

NPI number1063543650
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedMarch 8, 2007
Last updated in NPPESMay 18, 2026
Certification dateMay 18, 2026
Mailing address27 Hospital Ave Ste 306, Danbury, CT 06810-5961