Jose Troncoso, MD
NPI 1457439234 · Rheumatology Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jose Troncoso, MD is a Rheumatology Physician provider in Oakland, CA (NPI 1457439234).
Provider details
- NPI number
- 1457439234
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A50997 (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 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 153 | 52 |
| Hydroxychloroquine Sulfate | 134 | 50 |
| Prednisone | 119 | 51 |
| Atorvastatin Calcium | 105 | 99 |
| Losartan Potassium | 51 | 49 |
| Amlodipine Besylate | 50 | 47 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-11-29
Frequently asked questions
- What is Jose Troncoso's NPI number?
- Jose Troncoso's National Provider Identifier (NPI) is 1457439234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jose Troncoso's specialty?
- Jose Troncoso is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Jose Troncoso located?
- Jose Troncoso's practice location on file with NPPES is 275 W Macarthur Blvd, Oakland, CA 94611-5641.
- What is Jose Troncoso's phone number?
- The practice phone number listed in the NPPES registry for Jose Troncoso is (510) 752-1000.
- Does Jose Troncoso accept Medicare?
- Jose Troncoso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jose Troncoso's NPI active?
- Yes — Jose Troncoso's NPI (1457439234) 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.