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  • Gastroenterology, Internal Medicine
  • Accepting new patients
  • 49 years of experience
  • Gastroenterology Diagnostics Of Northern New Jersey 205 Browertown Rd Ste 102, Woodland Park, NJ 07424
  • (973) 890-4780

Brief Intro

Dr. Demaio graduated from the Universita Degli Studi Di Bologna in 1976. Dr. Demaio works in Woodland Park, NJ and 2 other locations and specializes in Gastroenterology and Internal Medicine. Dr. Demaio is affiliated with Saint Josephs Wayne Medical Center.

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Education Background

RESIDENCY

St Josephs Medical Center

MEDICAL SCHOOL

Universita Degli Studi Di Bologna - 1976

Languages Spoken

  • Spanish
  • Italian

Location & Hours

  • Gastroenterology Diagnostics Of Northern New Jersey
  • 205 Browertown Rd Ste 102, Woodland Park, NJ 07424
  • Mon:6:30 am - 5:00 pm
    Tue:6:30 am - 5:00 pm
    Wed:6:30 am - 5:00 pm
    Thu:6:30 am - 5:00 pm
    Fri:6:30 am - 5:00 pm
    Sat:6:30 am - 4:00 pm
    Sun:Closed

Specialties Treated

  • Gastroenterology
  • Internal Medicine

Conditions Addressed

  • Hemorrhoids
  • Gastritis and Duodenitis
  • Diverticulosis
  • Rectal, Abdomen, Small Intestines, or Colon Cancer
  • Irritable Bowel Syndrome (IBS)
  • Celiac Disease
  • Cholelethiasis or Cholecystitis
  • Inflammatory Bowel Disease (IBD)
  • Benign Polyps of the Colon
  • Malignant Neoplasm of Colon
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Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Medicare
  • UnitedHealthcare
  • EmblemHealth
  • Meritain Health
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  • Cancer 31
  • Cardiology, Heart & Vascular Surgery 14
  • Orthopedics 41
  • Neurology & Neurosurgery 30
  • Gastroenterology & GI Surgery 43
  • Pulmonology & Lung Surgery 51
  • Diabetes & Endocrinology 32
  • Children's Hospital 13
  • Urology 51
  • Psychiatry 35
  • Geriatrics 49
  • Rehabilitation 14
  • Obsterics & Gynecology 10
  • Ear, Nose & Throat 5
  • Long Term Care 9
  • Maternity Care (Uncomplicated Pregnancy) 32