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Orthopaedic Surgery Physician in New York, NY
NPI: 1104037316Primary Employer
Trustees of Columbia University in the City of New York
columbiadoctors.org
HQ Phone
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Get Started for Freearrow_outwardFL State Medical License
NY State Medical License
FL State Medical License
2020
NY State Medical License
2012 - 2026
CT State Medical License
2015 - 2025
NJ State Medical License
2012 - 2025
MN State Medical License
2010 - 2024

American Board of Orthopaedic Surgery
Orthopaedic Sports Medicine

American Board of Orthopaedic Surgery
Orthopaedic Surgery
University of Minnesota
Fellowship • Orthopaedic Sports Medicine
2010 - 2011
University of Miami/Jackson Health System
Residency • Orthopaedic Surgery
2005 - 2010
Tulane School of Medicine
medicine.tulane.edu
Medical School
Until 2005
| # | Procedure Code (CPT®/HCPCS II) | Procedure Patients | Procedure Volume |
|---|---|---|---|
| 1 | 99213Established patient office or other outpatient visit, typically 15 minutes | 13 | 29 |
Authors: Christopher Ahmad, William Levine, David Trofa
Journal: Orthop J Sports Med
Publication Date: 2025-02-03
Preparticipation Evaluation of the Young Athlete What an Orthopaedic Surgeon Needs to Know
Authors: Christopher Ahmad, William Levine
Publication Date: 2016-06
Cervical Spine Injuries in the Ice Hockey Player: Current Concepts in Epidemiology, Management and Prevention.
Authors: Cole Morrissette, Paul Park, Ronald Lehman, Charles Popkin
Publication Date: 2020-11-18