Summary

I’m a surgical oncologist and colorectal surgeon who treats cancers of the gastrointestinal tract. This includes, rectal cancer, colon cancer, anal cancer, small bowel cancers, gastrointestinal neuroendocrine tumors and appendiceal cancer. I also serve as Chair of the Department of Surgery at Memorial Sloan Kettering Cancer Center (MSK).

Office Location

Quick Facts

  • accepting new patients
  • 4.2
  • 35 years of experience
  • 30 insurance plans accepted
  • speaks English
  • Colon and Rectal Surgery Mount Sinai Medical Center
  • 10 written reviews
  • 2 specialties
  • 24 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Insurance Plans Accepted by Martin R. Weiser

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna Medicare Advantage (City of NY retirees only starting 9/1/23)
  • Blue Cross Blue Shield Federal Employee Program
  • Blue Cross Blue Shield New York
  • Blue Cross Blue Shield states outside of NY/NJ
  • Blue Cross Health Plus
  • Carrum Health
  • Cigna
  • ConnectiCare
  • Emblem
  • Emblem Essential
  • Emblem Medicare Advantage
  • Empire Blue Cross Medicare Advantage
  • Empire Essential
  • Empire Plan / NYSHIP (Blue Cross/UnitedHealthcare split plan)
  • Fidelis
  • Fidelis Managed Medicaid & HARP
  • Fidelis Medicare Advantage
  • First Health
  • Healthfirst
  • Healthfirst Managed Medicaid
  • Healthfirst Medicare Advantage
  • HealthSmart
  • Horizon Blue Cross Blue Shield New Jersey (HMO)
  • Horizon Blue Cross Blue Shield New Jersey (PPO)
  • Horizon Blue Cross Blue Shield New Jersey Omnia Tier I (EPO)
  • Horizon Blue Cross Blue Shield New Jersey Omnia Tier II (EPO)
  • Horizon Medicare Advantage
  • Husky CT Medicaid
  • MagnaCare

Medical Specialties

Martin R. Weiser has the following 2 specialties

Specialty Expertise

Martin R. Weiser has the following 24 areas of expertise

  • Abdominal Pain
  • Adjuvant Chemotherapy
  • Anal Cancer (Anus Neoplasms)
  • Banding
  • Bowel Resection
  • Carcinoid Tumor
  • Colectomy
  • Colon Cancer
  • Colonoscopy
  • Colorectal Cancer
  • Digestive System Abnormalities
  • Diverticulitis
  • Glandular Cancer (Adenocarcinoma)
  • Hemorrhoidectomy
  • Hemorrhoids
  • Laproscopic Surgery (Laparoscopy)
  • Lymph Node Excision (Lymph node removal)
  • Melanoma
  • Minimally Invasive Surgical Procedures
  • Oncologist
  • Rectal Bleeding
  • Rectal Cancer
  • Rectal Pain
  • Squamous Cell Carcinoma

Certifications, License, & Education

35 Years Experience

Education & Training

Fellowship

Completed their fellowship at Colon and Rectal Surgery Mount Sinai Medical Center in 2001 and Surgical Oncology Memorial Sloan Kettering Cancer Center in 2000.

Residency

Completed their residency at General Surgery Brigham and Womens Hospital in 1998.

Medical School

Graduated from University of Chicago in 1991.

NPI Number

Martin R. Weiser's NPI number is 1780669291.

Other Providers at Memorial Sloan Kettering Cancer

Frequently Asked Questions

Is Martin Weiser accepting new patients?
Martin Weiser is accepting new patients on Vitals. View Martin Weiser's profile on Vitals to make an appointment.
Does Martin Weiser accept my insurance?
You can see the insurance plans that Martin Weiser accepts on their Vitals profile.
How can I make an appointment with Martin Weiser?
You can find contact information for Martin Weiser here on Vitals.
What languages does Martin Weiser speak?
Martin Weiser speaks English.
Which hospitals is Martin Weiser affiliated with?
Martin Weiser is affiliated with Memorial Sloan Kettering Cancer Center.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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