Quick answers
- Where does John W. Sivesind see patients?
- Medicare's clinician data lists 3 practice locations, including Sioux Falls, SD and Flandreau, SD. Call before your visit to confirm the address.
- What is John W. Sivesind's specialty?
- Medicare lists Optometry as the primary specialty.
- Does John W. Sivesind accept Medicare assignment?
- Yes. Medicare's clinician data says John W. Sivesind 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 John W. Sivesind?
- (605) 334-7737, as listed in official Medicare / NPI Registry data.
- What is John W. Sivesind's NPI number?
- 1285672246. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where John W. Sivesind is enrolled with Medicare (CMS data updated 2026-10-02).
- 3825 S Western AveSioux Falls, SD 57105 (605) 334‑7737
- 403 W Broad Ave, Flandreau Santee Sioux TribalFlandreau, SD 57028 (605) 997‑2642
- 701 W Broad AveFlandreau, SD 57028
Group practices
Medicare enrollment lists John W. Sivesind as a member of these groups (CMS data updated 2026-10-02).
- Flandreau Santee Sioux Tribe10 clinicians in the group
- Eye Guys PLLC3 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Sioux Falls
Clinicians with the same Medicare primary specialty in Sioux Falls, SD — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Ohio State University - College Of Optometry |
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285672246 |
| 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
- 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