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Ophthalmology

Jeffrey L. Zonderman, MD

Works at hospitals in Albany, NY · New York

Summary

Dr. Jeffrey L. Zonderman, MD is an ophthalmologist at 1774 Route 9, Halfmoon, NY 12065. Phone: (518) 472-9111. Accepts Medicare assignment. In 2024, Jeffrey L. Zonderman had 1,185 Original Medicare patients and 3,170 services. NPI 1649206053. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Ophthalmologist (Medicare lists Ophthalmology)
  • Address: 1774 Route 9, Halfmoon, NY 12065 · Directions (1 more location)
  • Phone: (518) 472‑9111
  • Medicare: Accepts Medicare assignment
  • Hospital: Albany Medical Center Hospital
  • Group practice: Lawrence Perlmutter MD PC
  • Medical school: State University Of New York At Buffalo School Of Medicine · graduated 1995 (31 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Jeffrey L. Zonderman, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jeffrey L. Zonderman accept Medicare assignment?
Yes. Medicare's clinician data says Jeffrey L. Zonderman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jeffrey L. Zonderman see?
In 2024, CMS data shows 1,185 Original Medicare patients and 3,170 services for Jeffrey L. Zonderman. This counts Original Medicare only and measures volume, not quality.
What is Jeffrey L. Zonderman's NPI number?
1649206053. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jeffrey L. Zonderman, 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.

Original Medicare patients1,185
Services billed to Medicare3,170
Different services or procedures25
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)993 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)549 services
  3. Photography of the retina (92250)380 services
  4. Imaging of retina (92134)360 services
  5. Exam of visual field with extended testing (92083)300 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 blood pressure75%
  • High cholesterol75%
  • Arthritis36%
  • Ischemic heart disease33%
  • Diabetes32%
  • Anxiety21%

Hospitals where Jeffrey L. Zonderman works

Medicare's Facility Affiliation Data lists Jeffrey L. Zonderman 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.

Practice locations

Addresses where Jeffrey L. Zonderman is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jeffrey L. Zonderman as a member of this group (CMS data updated October 2, 2026).

  • Lawrence Perlmutter MD PC7 clinicians in the group

Specialties

Find other Ophthalmology doctors in New York →

Other ophthalmologists in Halfmoon

Clinicians with the same Medicare primary specialty in Halfmoon, NY — not a recommendation.

All ophthalmologists in Halfmoon →

Other clinicians in Lawrence Perlmutter MD PC

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

Clinician information

CredentialMD
Medical schoolState University Of New York At Buffalo School Of Medicine
Graduation year1995 (31 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649206053
CorrectionsReport 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

  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