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Internist, Critical Care Specialist, Pulmonologist (lungs)
38 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Young Ko is Excellent. Dr. Ko has been reviewed by 16 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 3.8
Courteous Staff 4.3
Accurate Diagnosis 4.8
Bedside Manner 4.0
Spends Time with Me 4.0
Follows Up After Visit 4.2

Specialties & Research

Dr. Young Ko, MD is board certified in Internal Medicine, Critical Care Medicine, and Pulmonary Disease.

  • He has special expertise in 8 areas:
  • Allergy
  • Asthma
  • Bronchitis
  • Cholesterol Management
  • Emphysema
  • Lung Cancer
  • Pulmonary Function Test
  • Sleep Disorders

Education & Awards

Dr. Ko graduated from Chonnam National University, Kwangju. He has 3 awards.

Patients' Choice 5th Anniversary Award (2012 - 2014)
Patients' Choice Award (2008 - 2014)
Compassionate Doctor Recognition (2010, 2013 - 2014)


Dr. Ko has 4 hospital affiliations:

  • Lancaster Community Hospital 
  • Antelope Valley Hospital 


  • Chinese
  • Korean
  • Thai
  • Spanish

> > > > Dr. Young Ko, MD

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Additional Information
Dr. Young J Ko MD is a male Internist, has 38 years of experience and practices in Internal Medicine, Pulmonary Disease, and Critical Care Medicine.
Where does Dr. Young J. Ko practice?
Dr. Young Ko has 2 office locations.
Dr. Young Ko practices Internal Medicine, Pulmonary Disease, and Critical Care Medicine near Lancaster, CA.
See Lancaster Internists, Lancaster Pulmonologists, and Lancaster Critical Care Practitioners.