Quick answers
- Where does Gregory N. Hubertus see patients?
- Medicare's clinician data lists 2 practice locations, including Sheboygan, WI and Appleton, WI. Call before your visit to confirm the address.
- What is Gregory N. Hubertus's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Gregory N. Hubertus accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory N. Hubertus 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 Gregory N. Hubertus?
- (920) 458-9301, as listed in official Medicare / NPI Registry data.
- What is Gregory N. Hubertus's NPI number?
- 1003834250. 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 Gregory N. Hubertus is enrolled with Medicare (CMS data updated 2026-10-02).
- 2229 S Memorial PlSheboygan, WI 53081 (920) 458‑9301
- 351 N Casaloma DrAppleton, WI 54913 (920) 749‑1101
Group practices
Medicare enrollment lists Gregory N. Hubertus as a member of this group (CMS data updated 2026-10-02).
- Wisconsin Vision, LLC27 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Sheboygan
Clinicians with the same Medicare primary specialty in Sheboygan, WI — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Indiana University - School Of Optometry |
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003834250 |
| 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