Quick answers
- Does Juan A. De La Rosa Diaz accept Medicare assignment?
- Yes. Medicare's clinician data says Juan A. De La Rosa Diaz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Juan A. De La Rosa Diaz see?
- In 2024, CMS data shows 21 Original Medicare patients and 58 services for Juan A. De La Rosa Diaz. This counts Original Medicare only and measures volume, not quality.
- What is Juan A. De La Rosa Diaz's NPI number?
- 1528024908. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Juan A. De La Rosa Diaz, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 21 |
|---|---|
| Services billed to Medicare | 58 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 80 |
Most frequent services
- Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)41 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol52%
Practice locations
Addresses where Juan A. De La Rosa Diaz is enrolled with Medicare (CMS data updated October 2, 2026).
- 2 CarrVega Baja, PR 00693 (787) 807‑6996
- 420 Camino Real, Urb. Camino Del SolVega Baja, PR 00693
- 420 Camino Real Urb Camino Del SolVega Baja, PR 00693
Specialties
- General Practiceprimary
Other general practitioners in Vega Baja
Clinicians with the same Medicare primary specialty in Vega Baja, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2000 (26 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528024908 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians