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

Melvin Mkw Hayashi, MD Inc

Organization Sports Medicine (Orthopaedic Surgery) Physician · NPI 1316137946

Melvin Mkw Hayashi, MD Inc is a Sports Medicine (Orthopaedic Surgery) Physician in Thousand Oaks, 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

375 Rolling Oaks Dr Ste 200
Thousand Oaks, CA 91361-1023
Phone: (805) 497-9481
Fax: (805) 497-3416
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence G23541 (CA)

Record details

NPI number1316137946
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Melvin Hayashi — Physician · (805) 437-9481
NPI enumeratedJuly 30, 2007
Last updated in NPPESApril 23, 2008
Mailing address375 Rolling Oaks Dr, Suite 200, Thousand Oaks, CA 91361-1023

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