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

Richard J Maddock, MD

Individual provider Psychiatry Physician · NPI 1841274677

Richard J Maddock, MD is a Psychiatry Physician in Sacramento, 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

2230 Stockton Blvd
Sacramento, CA 95817-1419
Phone: (916) 734-2972
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence G050435 (CA)

Record details

NPI number1841274677
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 5, 2005
Last updated in NPPESJuly 13, 2026

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