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

Nolan Williams

Individual provider Psychiatry Physician · NPI 1811339641

Nolan Williams is a Psychiatry Physician in Napa, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2013

Practice location Address checks out

1580 1st St
Napa, CA 94559-2841
Phone: (707) 258-8757
Show map & directions

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

Additional practice locations (1)

  • 200 Hillmont Ave, Ventura, CA 93003-1647 — (805) 652-6729

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A159440 (CA)

Record details

NPI number1811339641
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 22, 2013
Last updated in NPPESNovember 17, 2025
Certification dateNovember 17, 2025
Mailing addressPo Box 412, Green Mountain Falls, CO 80819-0412

Other providers in Napa