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

Dr. Bernard Klein, MD

Individual provider Internal Medicine Physician · NPI 1831382738

Dr. Bernard Klein, MD is an Internal Medicine Physician in Thousand Oaks, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

365 E Hillcrest Dr
Thousand Oaks, CA 91360-5820
Phone: (805) 374-7600
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G61659 (CA)

Record details

NPI number1831382738
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2007
Last updated in NPPESAugust 28, 2007
Mailing address501 S Buena Vista St, Burbank, CA 91505-4809

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