Quick answers
- Which hospitals does Lisa C. Viola work at?
- Medicare's official clinician data lists Lisa C. Viola at 5 hospitals: Avera Marshall Regional Medical Center, Avera McKennan Hospital & University Health Center, Avera Sacred Heart Hospital, Avera St Mary's Hospital and Prairie Lakes Healthcare System, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lisa C. Viola see patients?
- Medicare's clinician data lists 4 practice locations, including Sioux Falls, SD. Call before your visit to confirm the address.
- What is Lisa C. Viola's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Lisa C. Viola accept Medicare assignment?
- Yes. Medicare's clinician data says Lisa C. Viola 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 Lisa C. Viola?
- (605) 322-8860, as listed in official Medicare / NPI Registry data.
- What is Lisa C. Viola's NPI number?
- 1508873811. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lisa C. Viola works
Medicare's Facility Affiliation Data lists Lisa C. Viola at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Avera Marshall Regional Medical CenterMarshall, MN · Critical Access Hospital · CCN 241359
- Avera McKennan Hospital & University Health CenterSioux Falls, SD · Acute Care Hospital · CCN 430016
- Avera Sacred Heart HospitalYankton, SD · Acute Care Hospital · CCN 430012
- Avera St Mary's HospitalPierre, SD · Acute Care Hospital · CCN 430015
- Prairie Lakes Healthcare System, IncWatertown, SD · Acute Care Hospital · CCN 430005
Practice locations
Addresses where Lisa C. Viola is enrolled with Medicare (CMS data updated 2026-10-02).
- 1301 S Cliff AveSioux Falls, SD 57105
- 1301 S Cliff Ave, Suite 610Sioux Falls, SD 57105 (605) 322‑8860
- 1325 S Cliff AveSioux Falls, SD 57105
- 1325 S Cliff Ave, RadiologySioux Falls, SD 57105 (605) 322‑4878
Group practices
Medicare enrollment lists Lisa C. Viola as a member of this group (CMS data updated 2026-10-02).
- Avera McKennan959 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Sioux Falls
Clinicians with the same Medicare primary specialty in Sioux Falls, SD — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | New York College Of Osteo Medicine Of New York Institute Of Technology |
| Graduation year | 1997 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508873811 |
| 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