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

Grossman and Grossman M D S a Medical Corporation

Organization Internal Medicine Physician · NPI 1255483525

Grossman and Grossman M D S a Medical Corporation is an Internal Medicine Physician in Thousand Oaks, California. Registered with an NPI since 2007.

In the registry since
2007
Specialties on file
2

Practice location Address checks out

558 N Ventu Park Rd Ste A
Thousand Oaks, CA 91320-2718
Phone: (805) 498-0240
Show map & directions

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

Specialties & licences

Obstetrics Physician (primary) Taxonomy 207VX0000X
Internal Medicine Physician Taxonomy 207R00000X

Record details

NPI number1255483525
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Grossman — President · (805) 498-0240
NPI enumeratedJanuary 17, 2007
Last updated in NPPESAugust 4, 2026
Certification dateAugust 4, 2026
Mailing address558 N Ventu Park Rd Ste A, Thousand Oaks, CA 91320-2752

Other providers in Thousand Oaks