Dr. Michael F. Chang
- Gender: Male
- Experience: 22 years
- Graduated from: Boston University School Of Medicine
- Graduation year: 1999
- Sole propriator: No
- NPI: 1538213608
Dr. Michael F. Chang M.D.
Hepatologist
He is located at 3710 Southwest Us Veterans Hospital Road Mail Code: P3/Gi in Portland, OR 97239. Can help patients with the following: Ascites, Cholecystitis, Gallbladder Pain, Hiatal Hernia, Leaky Gut Syndrome, Nausea and Vomiting. His National Provider Identifier (NPI) number is 1538213608. Appointment can be made via the phone number (503) 220-8262. He is affiliated with 3 practices and 1 hospitals.
Conditions treated
Dr. Michael F. Chang, being an hepatologist, 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. Michael F. Chang.
- 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)
- Jaundice
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Cancer
- Liver Disease
- Liver Transplant
- 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)
- Viral Hepatitis
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Michael F. Chang as in-network for the following 2026 plans.
Health plans
PacificSource Health Plans
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from PacificSource Health Plans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Core Bronze HSA 7500 | EPO · Expanded Bronze | Tier Two | Accepting new patients |
| Core Bronze HSA 8300 | EPO · Expanded Bronze | Tier One | Accepting new patients |
| Core Gold 1500 | EPO · Gold | Tier Two | Accepting new patients |
| Core Gold 3000 | EPO · Gold | Tier Two | Accepting new patients |
| Core Silver 4500 | EPO · Silver | Tier Two | Accepting new patients |
| Core Silver 7500 | EPO · Silver | Tier Two | Accepting new patients |
| PacificSource Oregon Standard Bronze HSA Plan Core | EPO · Expanded Bronze | Tier Two | Accepting new patients |
| PacificSource Oregon Standard Gold Plan Core | EPO · Gold | Tier Two | Accepting new patients |
| PacificSource Oregon Standard Silver Plan Core | EPO · Silver | Tier Two | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Michael F. Chang is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Michael F. Chang is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: University Professional Services
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
| Gilead Sciences | $192 |
| AbbVie | $100 |
Other
| Food and Beverage | $293 |
Studies
BOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1999Additional Specialities
- Gastroenterologist
- Internist
Affiliated practices
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- Gender: Male
- Address: 3181 Southwest Sam Jackson Park Road Portland, 97239, OR
Questions & Answers
What conditions does Dr. Michael F. Chang treat?
Dr. Michael F. Chang provides treatment for Ascites, Cholecystitis, Gallbladder Pain, Hiatal Hernia, Leaky Gut Syndrome, Nausea and Vomiting. For the full list see this list.
Does Dr. Michael F. Chang accept insurance?
Dr. Michael F. Chang is listed in-network for 9 ACA Marketplace (Obamacare/HealthCare.gov) plans from PacificSource Health Plans. See the Marketplace plans section for details.
Where can you meet with Dr. Michael F. Chang?
Dr. Michael F. Chang's office is located at 3710 Southwest Us Veterans Hospital Road Mail Code: P3/Gi in Portland, OR 97239.
Has Dr. Michael F. Chang affiliation with hospitals?
Dr. Michael F. Chang is affiliated with PROVIDENCE MEDFORD MEDICAL CENTER.
Does Dr. Michael F. Chang have affiliation with practices?
Dr. Michael F. Chang is affiliated with Providence Health & Services - Oregon. For the full list of practices see this list.