Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Gaddiel D. Rios, MD

Works at hospitals in Rapid City, SD · South Dakota

Summary

Gaddiel D. Rios, MD (Family Practice) is listed by Medicare at 1 hospital in Rapid City, SD. NPI 1598746331. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Gaddiel D. Rios, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Family PracticePrimary specialty
YesAccepts Medicare assignment
28Years since medical school (graduated 1998)
Tufts University School Of MedicineMedical school
MaleGender (as listed)
Monument Health Rapid City Hospital IncGroup practice

Quick answers

Which hospitals does Gaddiel D. Rios work at?
Medicare's official clinician data lists Gaddiel D. Rios at 1 hospital: Monument Health Rapid City Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Gaddiel D. Rios see patients?
Medicare's clinician data lists 1 practice location in Rapid City, SD. Call before your visit to confirm the address.
What is Gaddiel D. Rios's specialty?
Medicare lists Family Practice as the primary specialty.
Does Gaddiel D. Rios accept Medicare assignment?
Yes. Medicare's clinician data says Gaddiel D. Rios accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Gaddiel D. Rios?
(605) 755-6850, as listed in official Medicare / NPI Registry data.
What is Gaddiel D. Rios's NPI number?
1598746331. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gaddiel D. Rios works

Medicare's Facility Affiliation Data lists Gaddiel D. Rios at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Gaddiel D. Rios is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gaddiel D. Rios as a member of this group (CMS data updated 2026-10-02).

  • Monument Health Rapid City Hospital Inc564 clinicians in the group

Specialties

Find other Family Practice doctors in South Dakota →

Other family doctors in Rapid City

Clinicians with the same Medicare primary specialty in Rapid City, SD — not a recommendation.

All family doctors in Rapid City →

Clinician information

CredentialMD
Medical schoolTufts University School Of Medicine
Graduation year1998
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598746331
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians