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

James L. Naughton, MD

Individual provider Nephrology Physician · NPI 1447248778

James L. Naughton, MD is a Nephrology Physician in Pinole, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
Specialties on file
2
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

2160 Appian Way Ste 200
Pinole, CA 94564-2524
Phone: (510) 724-9110
Fax: (916) 239-3611
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G26715 (CA)
Nephrology Physician Taxonomy 207RN0300X · Licence G26715 (CA)

Record details

NPI number1447248778
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 11, 2005
Last updated in NPPESAugust 13, 2008