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

Susan Ann Oh, OD

Individual provider Optometrist · NPI 1831170463

Susan Ann Oh, OD is an Optometry in San Carlos, California. Graduated from Southern California College of Optometry in 2002, 24 years ago. Practices with Marshall B Ketchum University, a 55-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
24
Trained at
Southern California College of Optometry
Licensed in
CA
In the registry since
2005
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

1234 Cherry St
San Carlos, CA 94070-3110
Phone: (650) 593-1661
Fax: (650) 595-5203
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 11935T (CA)

Record details

NPI number1831170463
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedNovember 10, 2005
Last updated in NPPESOctober 26, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPTOMETRY
Medical schoolSOUTHERN CALIFORNIA COLLEGE OF OPTOMETRY
Graduated 2002 (24 years in practice)
Group practice Marshall B Ketchum University — 55 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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