Mount Sinai Doctors
Accepting New Patients
Joshua Leinwand, MD
Surgery
About Me
Dr. Leinwand graduated magna cum laude from Brooklyn College and earned his medical degree from Yale University School of Medicine. He completed his general surgery residency at New York-Presbyterian Hospital/Columbia University Medical Center, followed by a Master of Science in Engineering, Bioengineering from the University of Pennsylvania. He completed a research fellowship at NYU Langone Medical Center and specialized with a Complex General Surgical Oncology fellowship at Memorial Sloan Kettering Cancer Center.
Dr. Leinwand's clinical focus is peritoneal surface malignancies in addition to general surgical oncology. His research focuses on the intrahepatic microbiome's role in cancer development and treatment. His work has enhanced the understanding of gut microbiota's impact on GI cancers and infections, with notable contributions to single-cell transcriptomics and murine microbiome studies. Published in top journals like Nature, Cancer Discovery, and Nature Immunology, his research on liver microbiome interactions and intraperitoneal chemotherapy has been widely cited and influences new therapies for liver diseases and malignancies.
Language
Position
Hospital Affiliations
- Mount Sinai Morningside
- Mount Sinai Beth Israel
- Mount Sinai Brooklyn
- Mount Sinai Queens
- The Mount Sinai Hospital
- New York Eye and Ear Infirmary of Mount Sinai
- Mount Sinai West
About Me
Dr. Leinwand graduated magna cum laude from Brooklyn College and earned his medical degree from Yale University School of Medicine. He completed his general surgery residency at New York-Presbyterian Hospital/Columbia University Medical Center, followed by a Master of Science in Engineering, Bioengineering from the University of Pennsylvania. He completed a research fellowship at NYU Langone Medical Center and specialized with a Complex General Surgical Oncology fellowship at Memorial Sloan Kettering Cancer Center.
Dr. Leinwand's clinical focus is peritoneal surface malignancies in addition to general surgical oncology. His research focuses on the intrahepatic microbiome's role in cancer development and treatment. His work has enhanced the understanding of gut microbiota's impact on GI cancers and infections, with notable contributions to single-cell transcriptomics and murine microbiome studies. Published in top journals like Nature, Cancer Discovery, and Nature Immunology, his research on liver microbiome interactions and intraperitoneal chemotherapy has been widely cited and influences new therapies for liver diseases and malignancies.
Language
Position
Hospital Affiliations
- Mount Sinai Morningside
- Mount Sinai Beth Israel
- Mount Sinai Brooklyn
- Mount Sinai Queens
- The Mount Sinai Hospital
- New York Eye and Ear Infirmary of Mount Sinai
- Mount Sinai West
Clinical Focus
- Abdominal Desmoid Tumor
- Abdominal Hernia
- Adrenal Gland Tumors
- Appendicitis
- Appendix Cancer
- Bile Duct Cancer
- Colon Cancer
- Enlarged Lymph Nodes
- Esophageal Cancer
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Education
MD, Yale University School of Medicine
Residency, Surgery (General Surgery)
New York Presbyterian Hospital/Columbia University
Fellowship, Complex General Surgical Oncology
Memorial Sloan-Kettering Cancer Center
Certifications
American Board of Surgery
Locations
Insurance Information
Accepted insurance may vary by the doctor’s office location. Please contact the office directly to obtain the most up-to-date insurance information.
Patients with Cigna Medicare Advantage or Humana Medicare Advantage insurance: Please read this important message before booking to find out if out-of-network costs may apply to your next visit.
- Mount Sinai West425 West 59th Street, 7th Floor, New York, NY, 10025
Physicians who provide services at hospitals and facilities in the Mount Sinai Health System might not participate in the same health plans as those Mount Sinai hospitals and facilities (even if the physicians are employed or contracted by those hospitals or facilities).
Information regarding insurance participation and billing by this physician may be found on this page, and can also be obtained by contacting this provider directly. Because physicians insurance participation can change, the insurance information on this page may not always be up-to-date. Please contact this physician directly to obtain the most up-to-date insurance information.
Insurance and health plan networks that the various Mount Sinai Health System hospitals and facilities participate in can be found on the Mount Sinai Health System website.
Industry Relationships
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.
Dr. Leinwand has not yet completed reporting of Industry relationships.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.
Dr. Leinwand has not yet completed reporting of Industry relationships.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.