Quick answers
- Does Luis D. Diaz-Aguilar accept Medicare assignment?
- Medicare's clinician data says Luis D. Diaz-Aguilar may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Luis D. Diaz-Aguilar's NPI number?
- 1306342555. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Luis D. Diaz-Aguilar works
Medicare's Facility Affiliation Data lists Luis D. Diaz-Aguilar at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Dunes Surgical HospitalDakota Dunes, SD · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 430089
- Floyd Valley HealthcareLe Mars, IA · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 161368
- Horn Memorial HospitalIda Grove, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161354
- St Lukes Regional Medical CenterSioux City, IA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 160146
- Stewart Memorial Community HospitalLake City, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161350
Practice locations
Addresses where Luis D. Diaz-Aguilar is enrolled with Medicare (CMS data updated October 2, 2026).
- 315 W 5th StStorm Lake, IA 50588 (712) 732‑7724
- 5708 Sunnybrook CtSioux City, IA 51106 (605) 217‑2667
- 575 N Sioux Point RdDakota Dunes, SD 57049 (605) 217‑2667
- 714 Lincoln St NELe Mars, IA 51031 (712) 546‑3338
Group practices
Medicare enrollment lists Luis D. Diaz-Aguilar as a member of these groups (CMS data updated October 2, 2026).
- Sports Rehab and Professional Therapy Associates Inc132 clinicians in the group
- Cnos PC99 clinicians in the group
- Floyd Valley Healthcare38 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Other clinicians in Sports Rehab and Professional Therapy Associates Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2018 (8 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1306342555 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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