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

Dr. James Leek, MD

Individual provider Rheumatology Physician · NPI 1659353530

Dr. James Leek, MD is a Rheumatology Physician in Roseville, 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

2261 Douglas Blvd
Roseville, CA 95661-3831 Not confirmed with CMS for 14 years — call before visiting
Phone: (916) 783-7109
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence G022979 (CA)

Record details

NPI number1659353530
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 16, 2005
Last updated in NPPESOctober 26, 2011

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