Melvin Mkw Hayashi, MD Inc.
NPI 1316137946 · Sports Medicine (Orthopaedic Surgery) Physician · Thousand Oaks, CA
Melvin Mkw Hayashi, MD Inc. is a Sports Medicine (Orthopaedic Surgery) Physician organization in Thousand Oaks, CA (NPI 1316137946).
Provider details
- NPI number
- 1316137946
- Entity type
- Organization
- Primary specialty
- Sports Medicine (Orthopaedic Surgery) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Melvin Hayashi, Physician(805) 437-9481
- License
- G23541 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-30
- Last updated
- 2008-04-23
Frequently asked questions
- What is Melvin Mkw Hayashi, MD Inc.'s NPI number?
- Melvin Mkw Hayashi, MD Inc.'s National Provider Identifier (NPI) is 1316137946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Melvin Mkw Hayashi, MD Inc.?
- Melvin Mkw Hayashi, MD Inc. is classified in the NPPES registry as Sports Medicine (Orthopaedic Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Melvin Mkw Hayashi, MD Inc. located?
- Melvin Mkw Hayashi, MD Inc.'s practice location on file with NPPES is 375 Rolling Oaks Dr, Thousand Oaks, CA 91361-1023.
- What is Melvin Mkw Hayashi, MD Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Melvin Mkw Hayashi, MD Inc. is (805) 497-9481.
- Who is the authorized official for Melvin Mkw Hayashi, MD Inc.?
- The authorized official listed on Melvin Mkw Hayashi, MD Inc.'s NPPES record is Melvin Hayashi, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Melvin Mkw Hayashi, MD Inc.'s NPI active?
- Yes — Melvin Mkw Hayashi, MD Inc.'s NPI (1316137946) is active in the NPPES registry as of the last update on 2008-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.