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

Mason Y. Lee, DDS, a Professional Corp

Organization Oral and Maxillofacial Surgery Clinic/Center · NPI 1013305689

Mason Y. Lee, DDS, a Professional Corp is an Oral and Maxillofacial Surgery Clinic/Center in San Rafael, California. Licensed in California. Registered with an NPI since 2015.

Licensed in
CA
In the registry since
2015
What do these letters mean?
Corp — Corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

750 Las Gallinas Ave Ste 207
San Rafael, CA 94903-3432
Phone: (415) 472-5040
Fax: (415) 472-5043
Show map & directions

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

Specialties & licences

Oral and Maxillofacial Surgery Clinic/Center (primary) Taxonomy 261QS0112X · Licence 42929 (CA)

Record details

NPI number1013305689
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mason Lee — President · (415) 472-5040
NPI enumeratedJanuary 5, 2015
Last updated in NPPESJanuary 5, 2015
Mailing address750 Las Gallinas Ave Ste 207, San Rafael, CA 94903-3432