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

Dr. Stefan Irwin Zweig, DDS

Individual provider Endodontics · NPI 1598985624

Dr. Stefan Irwin Zweig, DDS is an Endodontics in San Marino, California. Practices as a sole proprietor. Licensed in California.

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.

See every abbreviation used in this directory →

Practice location Address checks out

1344 Granada Ave
San Marino, CA 91108-2354 Not confirmed with CMS for 19 years — call before visiting
Phone: (626) 799-4115
Fax: (626) 799-3806
Show map & directions

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

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence 34453 (CA)

Record details

NPI number1598985624
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedApril 30, 2007
Last updated in NPPESJuly 8, 2007