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Ophthalmology

Michael J. Weiss, MD

Works at hospitals in New York, NY · New York

Summary

Michael J. Weiss, MD (Ophthalmology) is listed by Medicare at 1 hospital in New York, NY. NPI 1245201078. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael J. Weiss, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

OphthalmologyPrimary specialty
YesAccepts Medicare assignment
45Years since medical school (graduated 1981)
Columbia University College Of Physicians And SurgeonsMedical school
MaleGender (as listed)
Trustees of Columbia University in the City of New YorkGroup practice

Quick answers

Which hospitals does Michael J. Weiss work at?
Medicare's official clinician data lists Michael J. Weiss at 1 hospital: New York-Presbyterian Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael J. Weiss see patients?
Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
What is Michael J. Weiss's specialty?
Medicare lists Ophthalmology as the primary specialty.
Does Michael J. Weiss accept Medicare assignment?
Yes. Medicare's clinician data says Michael J. Weiss 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 Michael J. Weiss?
(212) 305-9876, as listed in official Medicare / NPI Registry data.
What is Michael J. Weiss's NPI number?
1245201078. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael J. Weiss works

Medicare's Facility Affiliation Data lists Michael J. Weiss at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Michael J. Weiss is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Michael J. Weiss as a member of this group (CMS data updated 2026-10-02).

  • Trustees of Columbia University in the City of New York2,296 clinicians in the group

Specialties

Find other Ophthalmology doctors in New York →

Other ophthalmologists in New York

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

All ophthalmologists in New York →

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year1981
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245201078
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians