Dr. John N. Franzese
- Gender: Male
- Experience: 33 years
- Graduation year: 1988
- Sole propriator: Yes
- NPI: 1053390104
Dr. John N. Franzese M.D.
Gastroenterologist
He is located at 396 Main Street in Chatham, NJ 07928. Can help patients with the following: Autoimmune Hepatitis, Cancer, Colitis, Gallbladder Pain, Hepatitis C (HCV), Pancreatic Cancer. His National Provider Identifier (NPI) number is 1053390104. Appointment can be made via the phone number (973) 701-8277. He also has a website where you can get more information. The website can be found at https://www.summitmedicalgroup.com/doctor/jfranzese/. He is affiliated with 2 practices and 3 hospitals.
Conditions treated
Dr. John Franzese, 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 N. Franzese.
- Abdominal Pain
- Anemia
- Ascites
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Childhood Obesity
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Constipation
- Crohn's Disease
- Diarrhea
- Diverticulosis
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Nausea and Vomiting
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
Procedures Performed by Dr. John N. Franzese
Medicare Enrollment
Dr. John N. Franzese is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: Summit Medical Group Pa
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AbbVie | $634 |
| Allergan | $531 |
| Takeda | $419 |
Other
| Food and Beverage | $4775 |
Studies
Graduated in 1988Other ways to reach out
- Website: https://www.summitmedicalgroup.com/doctor/jfranzese/
Affiliated hospitals
Looking for more Gastroenterologists?
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- Address: Suite 306 1500 Pleasant Valley Way West Orange, 7052, NJ
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- Address: Suite 1 466 Old Hook Road Emerson, 7630, NJ
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- Address: Suite 210 255 State Route 3 Secaucus, 7094, NJ
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- Address: Suite 104 180 White Road Little Silver, 7739, NJ
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- Address: 90 Us Highway 22 West Springfield, 7081, NJ
- Gender: Female
- Address: 103 Old Marlton Pike Suite 101 Medford, 8055, NJ
Questions & Answers
What conditions does Dr. John Franzese treat?
Dr. John Franzese provides treatment for Autoimmune Hepatitis, Cancer, Colitis, Gallbladder Pain, Hepatitis C (HCV), Pancreatic Cancer. For the full list see this list.
Where can you meet with Dr. John Franzese?
Dr. John Franzese's office is located at 396 Main Street in Chatham, NJ 07928.
Does Dr. John Franzese have affiliation with practices?
Dr. John Franzese is affiliated with Virtua Voorhees Hospital. For the full list of practices see this list.
Has Dr. John Franzese affiliation with hospitals?
Dr. John Franzese is affiliated with MORRISTOWN MEDICAL CENTER. For the full list of hospitals see this list.