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

John Jung Gill Koh, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1841283009

John Jung Gill Koh, MD is an Obstetrics & Gynecology Physician in Simi Valley, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

1147 Red Tail Way
Simi Valley, CA 93065-7232
Phone: (805) 527-8055
Fax: (805) 520-8849
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence A31915 (CA)

Record details

NPI number1841283009
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2005
Last updated in NPPESJune 27, 2012

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