Nedda S. Del Plato, MD

Medicare activity in 2024

Official CMS public-use data for Nedda S. Del Plato, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Established patient complete exam of visual system (92014)830 services
2. Imaging of optic nerve (92133)230 services
3. Imaging of retina (92134)223 services
4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)185 services
5. Established patient problem focused exam of visual system (92012)171 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High cholesterol68%
• High blood pressure62%
• Arthritis37%
• Anxiety23%
• Depression21%
• Chronic kidney disease19%

Hospitals where Nedda S. Del Plato works

Medicare's Facility Affiliation Data lists Nedda S. Del Plato at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Emerson Hospital -W Concord, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220084

Practice locations

Addresses where Nedda S. Del Plato is enrolled with Medicare (CMS data updated October 2, 2026).

• 21 Worthen RdLexington, MA 02421 (781) 862‑1620

Group practices

Medicare enrollment lists Nedda S. Del Plato as a member of these groups (CMS data updated October 2, 2026).

• Lexington Eye Associates - Bid34 clinicians in the group
• Lexington Eye Associates, Inc34 clinicians in the group

Specialties

• Ophthalmologyprimary

Find other Ophthalmology doctors in Massachusetts →

Other ophthalmologists in Lexington

Clinicians with the same Medicare primary specialty in Lexington, MA — not a recommendation.

• Marianeli Rodriguez
• Elton K. Zhou, MD
• Malvika Arya, MD
• Li-Wei Lin, MD
• Sean P. Thomas, MD
• Bryan K. Hong, MD
• Daniel Lefebvre
• Jennifer P. Mullon, MD

All ophthalmologists in Lexington →

Other clinicians in Lexington Eye Associates - Bid

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

• James W. Umlas, MD
• Marianeli Rodriguez
• Micaela A. Crowley, OD
• Kun N. Wu, OD
• Shannon L. McCann, OD
• Mandi Z. Kunen, 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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians