Dr. John D. Northup
- Gender: Male
- Experience: 54 years
- Graduated from: Yale University School Of Medicine
- Graduation year: 1967
- Sole propriator: Yes
- NPI: 1023232527
Dr. John D. Northup M.D.
Gastroenterologist
He is located at 12345 Mercy Boulevard in Savannah, GA 31419. Can help patients with the following: Abdominal Pain, Acute Pain, Hyperlipidemia, Obesity, Primary Sclerosing Cholangitis (PSC), Urinary Tract Infection (UTI). His National Provider Identifier (NPI) number is 1023232527. Appointment can be made via the phone number (912) 927-3046. He is affiliated with 1 practices and 2 hospitals.
Conditions treated
Dr. John David Northup, 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 D. Northup.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- 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)
Procedures Performed by Dr. John D. Northup
Medicare Enrollment
Dr. John D. Northup is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: Savannah Diagnostic Assoc Pc
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $1000 |
| Amgen | $914 |
| Novo Nordisk | $861 |
Other
| Food and Beverage | $9448 |
| Other | $125 |
Studies
YALE UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1967Additional Specialities
- Internist
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Questions & Answers
Does Dr. John David Northup have affiliation with practices?
Dr. John David Northup is affiliated with Savannah Diagnostic Association.
Has Dr. John David Northup affiliation with hospitals?
Dr. John David Northup is affiliated with CANDLER HOSPITAL. For the full list of hospitals see this list.
What conditions does Dr. John David Northup treat?
Dr. John David Northup provides treatment for Abdominal Pain, Acute Pain, Hyperlipidemia, Obesity, Primary Sclerosing Cholangitis (PSC), Urinary Tract Infection (UTI). For the full list see this list.
Where can you meet with Dr. John David Northup?
Dr. John David Northup's office is located at 12345 Mercy Boulevard in Savannah, GA 31419.