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Internist, Pulmonologist (lungs)
37 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. Gary Zagelbaum is Excellent. Dr. Zagelbaum has been reviewed by 6 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 5.0
Courteous Staff 4.8
Accurate Diagnosis 4.3
Bedside Manner 4.3
Spends Time with Me 4.3
Follows Up After Visit 4.3

Specialties & Research

Dr. Gary Zagelbaum, MD is board certified in Internal Medicine and Pulmonary Disease.

  • He has special expertise in 1 area:
  • Asthma

Education & Awards

Dr. Zagelbaum graduated from New York University - Mount Sinai. He has 2 awards.

Patients' Choice Award (2011 - 2012)
Compassionate Doctor Recognition (2011 - 2012)


Dr. Zagelbaum has 3 hospital affiliations:

  • UCLA Medical Center 
  • Cedars-Sinai Medical Center 
  • John Muir Medical Center-Concord Campus 


  • French

> > > > Dr. Gary Zagelbaum, MD

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Additional Information
Dr. Gary Leslie Zagelbaum MD is a male Internist, has 37 years of experience and practices in Internal Medicine and Pulmonary Disease.
Where does Dr. Gary L. Zagelbaum practice?
Dr. Gary Zagelbaum has 2 office locations.
Dr. Gary Zagelbaum practices Internal Medicine and Pulmonary Disease near Los Angeles, CA.
Additional practice locations include: Chino, CA.
See Los Angeles Internists and Los Angeles Pulmonologists.