Dr. Alexander K Han, MD

Gastroenterology, Internal Medicine
Fontana, CA 92335 (1 other location)
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About Dr. Alexander K Han MD

Dr. Alexander K Han, MD is a doctor primarily located in Fontana, CA, with another office in Ontario, CA. He has 17 years of experience. His specialties include Gastroenterology, Internal Medicine.


Dr. Alexander K Han has 2 locations

Kaiser Permanente Fontana Medical Center 9961 Sierra Ave Fontana, CA 92335
Kaiser Permanente Ontario Vineyard Medical Offices 2295 S Vineyard Ave Ste A Ontario, CA 91761


Dr. Alexander K Han has the following 2 SPECIALTIES

A gastroenterologist is a specialist in diagnosis and treatment of conditions involving the digestive/gastrointestinal (GI) tract. These doctors are experts on how food moves through the digestive system and is chemically broken down, with nutrients being absorbed and waste excreted. You might see this kind of doctor if you are experiencing any number of stomach issues, some of which might be severe diarrhea, irritable bowel syndrome, hemorrhoids, ulcers, acid reflux, Crohn's disease and more.

Specialty Expertise

Dr. Alexander K Han has the following 10 expertise

  • Irritable Bowel Syndrome (IBS)
  • Celiac Disease
  • Acid Reflux Disease (GERD)
  • Ulcerative Colitis
  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Colonoscopy
  • Hepatitis C
  • Hemorrhoids
  • Constipation


17 Years Experience


Graduated in 2004

Northwestern University Feinberg School Of Medicine

Graduated in 2005

Montefiore Medical Center


Dr. Alexander K Han Accepts the Following Insurance

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More about Dr. Alexander K Han

I was born and raised in New York City. I knew I wanted to be a physician at a young age, so I attended Northwestern University as part of the honors program in medical education. I started working at Kaiser Permanente in 2011 and it has been a great ride so far. I strongly believe we provide world-class medical care with an integrated and collaborative approach for each and every member.

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