Michael Takehara, MD
NPI 1194884759 · Rheumatology Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Takehara, MD is a Rheumatology Physician provider in Fontana, CA (NPI 1194884759).
Provider details
- NPI number
- 1194884759
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G62290 (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
19 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 552 | 212 |
| Methotrexate Sodiumbrand: Methotrexate | 521 | 201 |
| Prednisone | 341 | 160 |
| Etanerceptbrand: Enbrel | 104 | 15 |
| Sulfasalazine | 84 | 38 |
| Leflunomide | 75 | 31 |
| Etanerceptbrand: Enbrel Sureclick |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2021-11-29
Frequently asked questions
- What is Michael Takehara's NPI number?
- Michael Takehara's National Provider Identifier (NPI) is 1194884759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Takehara's specialty?
- Michael Takehara is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Takehara located?
- Michael Takehara's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Michael Takehara's phone number?
- The practice phone number listed in the NPPES registry for Michael Takehara is (909) 427-3910.
- Does Michael Takehara accept Medicare?
- Michael Takehara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Takehara's NPI active?
- Yes — Michael Takehara's NPI (1194884759) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.