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

Dr. Richard Lessman, MD

Individual provider Nephrology Physician · NPI 1073513263

Dr. Richard Lessman, MD is a Nephrology Physician in Thousand Oaks, 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.

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Practice location Address checks out

227 W Janss Rd Ste 110
Thousand Oaks, CA 91360-1848
Phone: (805) 496-6051
Fax: (805) 496-6785
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence A23840 (CA)

Record details

NPI number1073513263
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 28, 2005
Last updated in NPPESFebruary 4, 2015
Mailing address227 W Janss Rd, Suite 110, Thousand Oaks, CA 91360-1848

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