Toshiyuki Tanaka, M.D.
NPI 1578526455 · Internal Medicine Physician · Torrance, CA
Toshiyuki Tanaka, M.D. is a Internal Medicine Physician provider in Torrance, CA (NPI 1578526455).
Provider details
- NPI number
- 1578526455
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G31637 (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
20 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
- 2006-04-10
- Last updated
- 2010-07-07
Frequently asked questions
- What is Toshiyuki Tanaka's NPI number?
- Toshiyuki Tanaka's National Provider Identifier (NPI) is 1578526455, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Toshiyuki Tanaka's specialty?
- Toshiyuki Tanaka is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Toshiyuki Tanaka located?
- Toshiyuki Tanaka's practice location on file with NPPES is 3475 Torrance Blvd, Torrance, CA 90503-5800.
- What is Toshiyuki Tanaka's phone number?
- The practice phone number listed in the NPPES registry for Toshiyuki Tanaka is (310) 792-9337.
- Is Toshiyuki Tanaka's NPI active?
- Yes — Toshiyuki Tanaka's NPI (1578526455) is active in the NPPES registry as of the last update on 2010-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.