Dr. Douglas Howell
- Gender: Male
- Experience: 48 years
- Graduated from: Temple University School Of Medicine
- Graduation year: 1973
- Sole propriator: No
- NPI: 1902904758
Dr. Douglas Howell MD
Gastroenterologist
He is located at 161 Marginal Way in Portland, ME 04101. Can help patients with the following: Bad Breath, Celiac Disease, Clostridium Difficile Colitis, Esophagitis, Lactose Intolerance, Pancreatic Cysts. His National Provider Identifier (NPI) number is 1902904758. Appointment can be made via the phone number (207) 773-7964. He is affiliated with 2 practices and 5 hospitals.
Conditions treated
Dr. Douglas Howell, 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. Douglas Howell.
- 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)
Procedures Performed by Dr. Douglas Howell
Medicare Enrollment
Dr. Douglas Howell is enrolled to bill Medicare as a Practitioner - Gastroenterology .
Bills through: Portland Gastroenterology Associates 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
| Cook Medical | $1944166 |
| Wilson Cook Medical | $1222080 |
| Olympus | $486 |
Other
| Royalty or License | $3158435 |
| Consulting | $5900 |
| Travel and Lodging | $1714 |
| Food and Beverage | $1021 |
Studies
TEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1973Additional Specialities
- Internist
Affiliated hospitals
Looking for more Gastroenterologists?
There are 7 other gastroenterologists in this region.
- Gender: Male
- Address: 161 Marginal Way Portland, 4101, ME
- Gender: Male
- Address: 1111 Northeast 99th Avenue Suite 301 Portland, 97220, OR
- Gender: Female
- Address: 161 Marginal Way Portland, 4101, ME
- Gender: Female
- Address: 161 Marginal Way Portland, 4101, ME
- Gender: Male
- Address: 161 Marginal Way Portland, 4101, ME
- Gender: Male
- Address: 161 Marginal Way Portland, 4101, ME
- Gender: Female
- Address: 161 Marginal Way Portland, 4101, ME
- Gender: Male
- Address: 161 Marginal Way Portland, 4101, ME
Questions & Answers
What conditions does Dr. Douglas Howell treat?
Dr. Douglas Howell provides treatment for Bad Breath, Celiac Disease, Clostridium Difficile Colitis, Esophagitis, Lactose Intolerance, Pancreatic Cysts. For the full list see this list.
Has Dr. Douglas Howell affiliation with hospitals?
Dr. Douglas Howell is affiliated with SOUTHERN MAINE HEALTH CARE. For the full list of hospitals see this list.
Does Dr. Douglas Howell have affiliation with practices?
Dr. Douglas Howell is affiliated with Southern Maine Health Care. For the full list of practices see this list.
Where can you meet with Dr. Douglas Howell?
Dr. Douglas Howell's office is located at 161 Marginal Way in Portland, ME 04101.