Experienced in Secondary Peritonitis
Experienced in Secondary Peritonitis

Overview

"Marc Lehrer Greenwald, MD, is the chief of colorectal clinical services and surgeon-in-chief at North Shore University Hospital. He is a double board-certified colorectal surgeon who specializes in minimally invasive and sphincter sparing techniques to treat a wide range of diseases and disorders of the small intestine, colon, rectum and anus. This includes diverticulitis, Crohn's disease, ulcerative colitis and colorectal cancer.

""I'm really fortunate to work with an amazing team at North Shore.

Dr. Greenwald is rated as an Experienced provider by MediFind in the treatment of Secondary Peritonitis. His top areas of expertise are Ogilvie Syndrome, Familial Colorectal Cancer, Diverticular Disease, Hernia Surgery, and Bladder Reconstruction.

His clinical research consists of co-authoring 4 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Graduate Institution
Albert Einstein College Of Medicine
Residency
Montefiore Medical Center-Moses Division
Specialties
Colorectal Surgery
Licenses
Surgery in NY
Board Certifications
American Board Of Surgery
American Board Of Colon & Rectal Surgery
Fellowships
St. Francis Hospital
Hospital Affiliations
Long Island Jewish Medical Center
Hofstra/Northwell School Of Medicine/Nursing
North Shore University Hospital
Katz Institute For Women's Health
Cancer Institute
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health First
  • HMO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Northwell Health
  • INSURANCE PLAN
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 8 Less Insurance Carriers -

Locations

Northwell Health Physician Partners Surgical Specialties at Great Neck
310 East Shore Road, Suite 203, Great Neck, NY 11023
Other Locations
Northwell Health Physician Partners Center for Colon & Rectal Diseases at Great Neck
900 Northern Boulevard, Suite 100, Great Neck, NY 11021

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


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Steven Tizio is a Colorectal Surgeon and a General Surgeon in Neptune, New Jersey. Dr. Tizio is rated as an Advanced provider by MediFind in the treatment of Secondary Peritonitis. His top areas of expertise are Retroperitoneal Inflammation, Hemorrhoids, Pilonidal Sinus Disease, Hemorrhoidectomy, and Hernia Surgery.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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