Quick answers
- Where does Marc E. Wietschner see patients?
- Medicare's clinician data lists 1 practice location in Floral Park, NY. Call before your visit to confirm the address.
- What is Marc E. Wietschner's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Marc E. Wietschner accept Medicare assignment?
- Yes. Medicare's clinician data says Marc E. Wietschner 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 Marc E. Wietschner?
- (516) 354-2020, as listed in official Medicare / NPI Registry data.
- What is Marc E. Wietschner's NPI number?
- 1477555829. 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 Marc E. Wietschner is enrolled with Medicare (CMS data updated 2026-10-02).
- 342 Jericho TpkeFloral Park, NY 11001 (516) 354‑2020
Group practices
Medicare enrollment lists Marc E. Wietschner as a member of this group (CMS data updated 2026-10-02).
- Ophthalmic Consultants of Long Island105 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477555829 |
| 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