Gennifer Greebel, MD

Practice locations

Addresses where Gennifer Greebel is enrolled with Medicare (CMS data updated October 2, 2026).

• 3020 Westchester Ave, Suite 201Purchase, NY 10577 (914) 417‑6441

Group practices

Medicare enrollment lists Gennifer Greebel as a member of this group (CMS data updated October 2, 2026).

• Lederman and Lederman LLP2 clinicians in the group

Specialties

• Ophthalmologyprimary

Find other Ophthalmology doctors in New York →

Other ophthalmologists in New York

Clinicians with the same Medicare primary specialty in New York — not a recommendation.

• Carolyn R. Lederman, MD
• Anne S. Negrin, MD
• Mark Stein, MD
• Nga Yan Siu, DO
• Sonya Dhar, MD
• Gennady Landa
• Peter J. Wong, MD
• Frantz Lerebours, MD

All ophthalmologists in New York →

Other clinicians in Lederman and Lederman LLP

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Carolyn R. Lederman, MD

Clinician information

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

1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
3. Medicare Care Compare — official Medicare tool to look up clinicians