John Khadem is an Ophthalmology physician affiliated with New York Eye and Ear Infirmary. OpenAlex indexes 17 publications with 281 citations (h-index 8); ClinicalTrials.gov lists 1 registered study matched to this name.
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
20 W 13th St
New York, NY 100117995
Telephone
212-604-9800Provider last certified this registry record 7 Oct 2020.
Clinical trials
- Ozurdex for Macular Edema Post Membrane Peeling
Sponsor: Retina Specialists, PC
Registered studies on ClinicalTrials.gov where the overall official or a site investigator name-matches this physician, confirmed against known institution/geography. Latest few shown; the full list is part of the full profile.
Industry payments
15 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- TOPCON HEALTHCARE, INC.Program year20252 payments
- Topcon Healthcare, Inc.Program year20251 payment
- Regeneron Healthcare Solutions, Inc.Program year20252 payments
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
Publications
Matched to this physician's OpenAlex author record; most-cited works shown first.
- Effects of Ozurdex on Persistent Macular Edema After Vitrectomy with Membrane Peeling
Investigative Ophthalmology & Visual Science
2013 - The Effects Of Epiretinal Membrane Peeling Procedure On Transverse Macular Expansion And Mechanical Aniseikonia
Investigative Ophthalmology & Visual Science
2012 - Prevalence of Retinal Pigment Epithelial Tear Following Intravitreal Ranibizumab Injection for Exudative Macular Degeneration
Investigative Ophthalmology & Visual Science
2007 - Healing of perforating rat corneal incisions closed with photodynamic laser‐activated tissue glue
Lasers in Surgery and Medicine
2004
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Paul Sidoti, MD
New York Eye and Ear Infirmary
A basic profile from our physician directory: identity and practice contact from the federal NPPES registry, research from OpenAlex, trials from ClinicalTrials.gov, payments from CMS Open Payments — shown itemized where we have matched records, as a count where we only have a total. This person hasn't been through our full identity-adjudication pipeline yet, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”