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Daniel Geisler, MD, has joined the Division of Colorectal Surgery

… Daniel Geisler, MD, FASCRS, is an internationally recognized colon and rectal surgeon. … Dr. Geisler pioneered single-port colorectal surgery and is one of just a few surgeons in the country doing this … cancer, inflammatory bowel disease and diverticulitis. He is a member of several advisory boards in various societies …

Last Modified: 02/14/2024 - 16:54

Natural Orifice Procedures

… Natural orifice translumenal endoscopic surgery, or NOTES, is a form of scarless surgery performed through an internal … cholecystectomy, a narrow surgical instrument is passed through a tiny incision behind the uterus, and into …

Last Modified: 12/12/2025 - 15:31

Farber Lab

… 1701 New York, NY 10032 Research The lab's research is focused on defining how the immune system responds to … interested in understanding how the immune response is localized in tissue sites, and how T lymphocytes resident …

Last Modified: 02/19/2023 - 13:12

Xiaojuan (Jan) Chen, MD, PhD

… Dr. Xiaojuan Chen is a principal investigator at the CCTI and serves as … patients with type 1 diabetes. At Columbia, her laboratory is conducting research on human islet cell biology and …

Last Modified: 07/22/2025 - 16:12

What to Expect at First Appointment

… with you, the team will determine a care plan that is designed specifically for you. The first part of your … and our staff will help you to arrange them. If treatment is indicated, you will have the opportunity to schedule the …

Last Modified: 03/05/2026 - 14:01

Genomic Sequencing Saves Father and Four Children

… week. “With our early intervention,” she says, “there is a very good chance that the father has been completely … given their different personalities and ages. This is personalized medicine at its best. Thanks to genetic …

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

Fighting for Their Lives

… been incredibly normal,” says Elizabeth, or Lizzie as she is known. “There was no harbinger of anything wrong. I had … weeks after her admission, the last thing Lizzie remembers is waiting for her husband to find the Knicks game on tv. The … baby are now doing well and improving daily. The couple is beyond grateful to the whole NYPH/Columbia staff but three …

Last Modified: 02/19/2023 - 13:08

John C Ausiello, MD

… Dr. Ausiello is instructor in Medicine at the College of Physicians and … bone disease, thyroid and neuroendocrine diseases. He is the primary attending on the in-patient neurosurgical …

Last Modified: 05/24/2026 - 11:29

Congratulations to Angie E. Heller, recipient of the Centers Health Care Patient Advocacy Award!

… healthy relationships throughout the cancer ordeal. … She is brave enough to accept intimacy and directly encounter … medicine, what we will remember at the end of our careers is how we have touched lives in a compassionate and kind … group I facilitate … has had a profound effect on me. This is a devastating disease and the patients who are diagnosed …

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

What We’re Reading: 8/19/19

… story of their lifesaving labors at the El Paso hospital is one of heroics in the face of violence, and of the doctors … at the End of Life How one determines "quality of life" is personal. To some, it may mean spending those last days at … learning how simplistic the assumption of a universal diet is. And Dr. Topol’s test results from the personalized …

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