Dr. John Nadai
- Gender: Male
- Experience: 24 years
- Graduated from: University Of Massachusetts Medical School
- Graduation year: 1997
- Sole propriator: No
- NPI: 1710978614
Dr. John Nadai MD
Gastroenterologist
He is located at 50 Staniford Street 4th Floor in Boston, MA 02114. Can help patients with the following: Barrett's Esophagus, Heart Disease, Helicobacter Pylori Infection, Hyperlipidemia, Pancreas Divisum, Pancreatic Cysts. His National Provider Identifier (NPI) number is 1710978614. Appointment can be made via the phone number (617) 726-4400. He is affiliated with 1 hospitals.
Conditions treated
Dr. John Nadai, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John Nadai.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Medicare Enrollment
Dr. John Nadai is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: Massachusetts General Physicians Organization Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| Novo Nordisk | $269 |
| Takeda | $127 |
Other
| Food and Beverage | $398 |
Studies
UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated in 1997Additional Specialities
- Internist
Looking for more Gastroenterologists?
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Questions & Answers
Has Dr. John Nadai affiliation with hospitals?
Dr. John Nadai is affiliated with MASSACHUSETTS GENERAL HOSPITAL.
Where can you meet with Dr. John Nadai?
Dr. John Nadai's office is located at 50 Staniford Street 4th Floor in Boston, MA 02114.
Does Dr. John Nadai accept insurance?
Unfortunately we don't have any information if Dr. John Nadai accepts insurance.
What conditions does Dr. John Nadai treat?
Dr. John Nadai provides treatment for Barrett's Esophagus, Heart Disease, Helicobacter Pylori Infection, Hyperlipidemia, Pancreas Divisum, Pancreatic Cysts. For the full list see this list.