Quick answers
- Which hospitals does Arumugam Sivakumar work at?
- Medicare's official clinician data lists Arumugam Sivakumar at 1 hospital: Saint Rose Dominican Hospitals - Siena Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Arumugam Sivakumar see patients?
- Medicare's clinician data lists 1 practice location in Henderson, NV. Call before your visit to confirm the address.
- What is Arumugam Sivakumar's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does Arumugam Sivakumar accept Medicare assignment?
- Yes. Medicare's clinician data says Arumugam Sivakumar 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 Arumugam Sivakumar?
- (702) 567-8080, as listed in official Medicare / NPI Registry data.
- What is Arumugam Sivakumar's NPI number?
- 1578563102. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Arumugam Sivakumar works
Medicare's Facility Affiliation Data lists Arumugam Sivakumar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Saint Rose Dominican Hospitals - Siena CampusHenderson, NV · Acute Care Hospital · CCN 290045
Practice locations
Addresses where Arumugam Sivakumar is enrolled with Medicare (CMS data updated 2026-10-02).
- 2637 W Horizon Ridge Pkwy, Suite 140Henderson, NV 89052 (702) 567‑8080
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Henderson
Clinicians with the same Medicare primary specialty in Henderson, NV — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1975 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578563102 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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