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

Karl Robert Hamm, OD

Individual provider Optometrist · NPI 1093852105

Karl Robert Hamm, OD is an Optometrist in Yuba City, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

710 Onstott Rd
Yuba City, CA 95991
Phone: (530) 755-0222
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 8481T (CA)

Record details

NPI number1093852105
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedJanuary 30, 2007
Last updated in NPPESJuly 8, 2007

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