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

Stuart Irwin Mass, MD

Individual provider Neuroradiology Physician · NPI 1649289513

Stuart Irwin Mass, MD is a Neuroradiology Physician in San Jose, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2410 Samaritan Dr Ste 102
San Jose, CA 95124-3909
Phone: (408) 371-0728
Fax: (408) 371-1164
Show map & directions

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

Specialties & licences

Neuroradiology Physician (primary) Taxonomy 2085N0700X · Licence G24936 (CA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence G24936 (CA)

Record details

NPI number1649289513
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 7, 2006
Last updated in NPPESSeptember 11, 2025

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