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

Peter Glenn Joseph, MD

Individual provider Emergency Medicine Physician · NPI 1396729158

Peter Glenn Joseph, MD is an Emergency Medicine Physician in Castro Valley, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

20103 Lake Chabot Rd
Castro Valley, CA 94546-5341
Phone: (209) 342-2300
Fax: (209) 524-4240
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence G35591 (CA)

Record details

NPI number1396729158
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 5, 2005
Last updated in NPPESJuly 29, 2008
Mailing address4301 Northstar Way, Modesto, CA 95356-9262

Other providers in Castro Valley