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

Mr. Joon-Ha Ok, MD

Individual provider Urology Physician · NPI 1336120088

Mr. Joon-Ha Ok, MD is an Urology Physician in Martinez, California. Licensed in California and Michigan. Registered with an NPI since 2005.

Licensed in
CA, MI
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.

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Practice location Address checks out

150 Muir Rd
Martinez, CA 94553-4668
Phone: (925) 372-2000
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence A98957 (CA)
Urology Physician Taxonomy 208800000X · Licence 4301099637 (MI)

Record details

NPI number1336120088
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 9, 2005
Last updated in NPPESDecember 1, 2024
Certification dateDecember 1, 2024