LUIS DANIEL DIAZ-AGUILAR MD
NPI 1306342555
Neurological Surgery in Dakota Dunes, SD
About Luis Daniel Diaz-aguilar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LUIS DANIEL DIAZ-AGUILAR MD (NPI 1306342555) is an individual neurological surgery provider in Dakota Dunes, South Dakota, licensed in South Dakota (17565) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with St Lukes Regional Medical Center, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Luis Daniel Diaz-aguilar Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Luis Diaz-aguilar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dakota Dunes, SD 57049
- Reassigned Medicare billing, Iowa and South Dakota enrollments
- 79 clinicians in this Medicare group
Le Mars, IA 51031
- Reassigned Medicare billing, Iowa enrollment
- 51 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Lukes Regional Medical Center
Acute Care Hospitals · Sioux City, IAStewart Memorial Community Hospital
Critical Access Hospitals · Lake City, IAHorn Memorial Hospital
Critical Access Hospitals · Ida Grove, IAFloyd Valley Healthcare
Critical Access Hospitals · Le Mars, IADunes Surgical Hospital
Acute Care Hospitals · Dakota Dunes, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57049 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DAKOTA DUNES, SD 57049
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Luis Diaz-aguilar's NPI number?
The NPI number for Luis Diaz-aguilar is 1306342555. It was assigned to this individual provider in the NPPES registry on April 4, 2018.
Where is Luis Diaz-aguilar located?
Luis Diaz-aguilar practices at 575 N Sioux Point Rd, Dakota Dunes, SD 57049. The listed phone number is (605) 217-2667.
What is Luis Diaz-aguilar's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Luis Diaz-aguilar enrolled in Medicare?
Yes. Luis Diaz-aguilar is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Luis Diaz-aguilar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Luis Diaz-aguilar reassigns Medicare benefits to 2 organizations: Cnos PC (Dakota Dunes, SD) and Floyd Valley Healthcare (Le Mars, IA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Luis Diaz-aguilar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Luis Diaz-aguilar accept?
Health plans from Ambetter Health, Ambetter from Sunflower Health Plan, Avera Health Plans, Medica and Oscar Health and 3 other insurers list Luis Diaz-aguilar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Luis Diaz-aguilar affiliated with any hospitals?
According to CMS data, Luis Diaz-aguilar is affiliated with St Lukes Regional Medical Center, Stewart Memorial Community Hospital, Horn Memorial Hospital, Floyd Valley Healthcare and Dunes Surgical Hospital.
When was this NPI record last updated?
The NPPES record for Luis Diaz-aguilar was last updated on August 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.