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Mercedes Martinez, MD

… Mercedes Martinez, MD, is a Professor of Pediatrics and Medicine, the Medical Director of the Intestinal … Transplant Program at the Center for Liver Disease and Abdominal Organ Transplantation, and the Medical … and clinical trials of immunosuppression withdrawal. Visit The Center for Liver Disease and Transplantation at …

Last Modified: 08/12/2026 - 11:32

Services for International Patients

… Columbia is known as a hub of care not only in New York and the U.S., but all around the world. International … patients regularly travel here to get diagnostic care and treatment for a variety of reasons: Top Rankings and Top … feel as comfortable as possible with every aspect of your visit, from the moment you contact us to when you walk out …

Last Modified: 01/14/2026 - 16:52

Pulmonary Hypertension

… is classified into 5 main groups It has multiple causes and may be difficult to diagnose Pulmonary Hypertension can … medical therapy fails Pulmonary hypertension is a rare and serious disease in which the pressure in the pulmonary … lungs, resulting in life-threatening right heart failure and death. Types of Pulmonary Hypertension Pulmonary …

Last Modified: 03/05/2026 - 23:31

After You Come Home from Heart Surgery: What to Expect

… PA, or surgeon Recovering at Home At least one follow-up visit with your surgeon and cardiologist is recommended within the first 4 to 6 weeks … an appointment with your referring or local cardiologist and internist as soon as possible after you leave the …

Last Modified: 04/06/2026 - 11:58

Patient Forms

… Please take a few moments, prior to your visit, to fill out the forms listed below. Bringing these forms to your visit filled out will help us to process the paperwork more …

Last Modified: 07/15/2026 - 15:20

Simulation Center Dedication Ceremony

… was showcased during the dedication ceremony of the Roy and Diana Vagelos Education Center.  The Medical ECMO program … to clinicians at this state-of-the-art simulation center and serve as one of the Center’s premier programs. Attendees … Hospital.  For more information about the Center, please visit http://educationbldg.cumc.columbia.edu …

Last Modified: 02/23/2023 - 18:00

COVID-19 Update from Dr. Smith: 5/08/20

… of the Department of Surgery, sends an update to faculty and staff about pandemic response and priorities. Stay up to date with us. Dear Colleagues, … working on a number of other transfer options. With ORICUs fresh in mind, I’ve just watched a remarkable video prepared …

Last Modified: 02/23/2023 - 18:02

Heart Valve Care

… work as part of our cross-specialty Structural Heart and Valve Center to ensure that your valve disease can be treated successfully, with the most modern procedures and by the most experienced heart valve teams in the country. … Center For bicuspid valve repair and replacement, please visit our Bicuspid Aortic Valve Program For mitral valve …

Last Modified: 07/27/2026 - 17:36

Nontuberculous Mycobacterial Lung Infections

… Mycobacteria are everywhere: found in soil, water, and animals. Indoor plumbing and water systems are common reservoirs in developed … Symptoms can range from a chronic cough with sputum and trouble breathing to fever and weight loss. In most …

Last Modified: 03/05/2026 - 23:27

Pediatric Robotic Hepatobiliary Surgery Program at Columbia

… patients . Robotic surgery offers a safe, precise, and minimally invasive alternative to traditional open surgery. Combining cutting-edge technologies and the skills of world-class surgeons, we treat a wide range of conditions, including benign and malignant tumors of the liver and bile duct. To learn …

Last Modified: 05/21/2026 - 11:28

Columbia Breast Cancer Reconstructive Surgery Program

… breast cancer surgery to help them reclaim their physical and emotional well-being. The program brings together cancer experts and reconstructive plastic surgeons to provide compassionate and personalized post-lumpectomy or post-mastectomy …

Last Modified: 06/09/2026 - 17:02

Skin Cancer & Mohs Procedure

… Mohs procedure, this procedure entails progressive removal and examination of single layers of skin until only … require plastic surgical reconstruction of the nose, ear, and face. Reconstruction of these defects is dependent on the site and extent of the defect, but may include the use of flaps or …

Last Modified: 05/18/2026 - 18:02

What We’re Reading: 12/13/19

… week. Trauma Surgeon Battles Bullets In The Operating Room And The Community A bullet wreaks havoc on more than just the … bullets spread the disease of violence, ravaging families and communities. That’s the message Dr. Laurie Punch, trauma … to shoot for in each category. ( From washingtonpost.com ) For the Holidays, the Gift of Self-Care It’s that time …

Last Modified: 02/23/2023 - 18:01

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