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

Kathleen Williams, DO

Individual provider Internal Medicine Physician · NPI 1164480224

Kathleen Williams, DO is an Internal Medicine Physician in Weaverville, California. Licensed in California and Oregon. Registered with an NPI since 2006.

Licensed in
CA, OR
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

31 Easter Ave
Weaverville, CA 96093
Phone: (530) 623-4186
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 20A9620 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence DO25468 (OR)

Record details

NPI number1164480224
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 1, 2006
Last updated in NPPESMay 3, 2021
Certification dateFebruary 22, 2021
Mailing addressPo Box 204, Hayfork, CA 96041-0204