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

Richard H. Yook, M D, Inc

Organization Ophthalmology Physician · NPI 1225225238

Richard H. Yook, M D, Inc is an Ophthalmology Physician in Northridge, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

18137 Parthenia St # A
Northridge, CA 91325-3301
Phone: (818) 993-5410
Fax: (818) 993-8300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence G24712 (CA)

Record details

NPI number1225225238
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Chee Hian Tan — Ceo · (818) 993-5410
NPI enumeratedOctober 3, 2007
Last updated in NPPESMarch 19, 2025
Certification dateMarch 19, 2025
Mailing address18137 Parthenia St # A, Northridge, CA 91325-3301

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