Mikio Tachibana, M.D., Inc
NPI 1265627731 · Internal Medicine Physician · Fountain Valley, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mikio Tachibana, M.D., Inc is a Internal Medicine Physician organization in Fountain Valley, CA (NPI 1265627731).
Provider details
- NPI number
- 1265627731
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mikio Tachibana, President(714) 966-2800
- License
- A35433 (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
Other names (DBA / former)
- Other name
- Mikio Tachibana, M.D.
Registry dates
- Enumerated
- 2007-09-07
- Last updated
- 2007-09-07
Frequently asked questions
- What is Mikio Tachibana, M.D., Inc's NPI number?
- Mikio Tachibana, M.D., Inc's National Provider Identifier (NPI) is 1265627731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mikio Tachibana, M.D., Inc?
- Mikio Tachibana, M.D., Inc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mikio Tachibana, M.D., Inc located?
- Mikio Tachibana, M.D., Inc's practice location on file with NPPES is 11100 Warner Ave, Fountain Valley, CA 92708-7506.
- What is Mikio Tachibana, M.D., Inc's phone number?
- The practice phone number listed in the NPPES registry for Mikio Tachibana, M.D., Inc is (714) 966-2800.
- Does Mikio Tachibana, M.D., Inc accept Medicare?
- Mikio Tachibana, M.D., Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mikio Tachibana, M.D., Inc?
- The authorized official listed on Mikio Tachibana, M.D., Inc's NPPES record is Mikio Tachibana, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mikio Tachibana, M.D., Inc's NPI active?
- Yes — Mikio Tachibana, M.D., Inc's NPI (1265627731) is active in the NPPES registry as of the last update on 2007-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.