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Allergy & Immunology Specialist
42 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 (0)

The overall average patient rating of Dr. Leonard Altman is Excellent. Dr. Altman has been reviewed by 2 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Leonard Altman, MD is board certified in Allergy & Immunology.

  • He has special expertise in 5 areas:
  • Anaphylaxis
  • Asthma
  • Delayed Hypersensitivity
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Nasal Allergy (Rhinitis)

Education & Awards

Dr. Altman graduated from Harvard University , Boston. He has 2 awards.

Castle Connolly America's Top Doctors® (2010 - 2015)
Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Altman has 5 hospital affiliations:

  • University Of Washington Medical Ctr 
  • Seattle Children's Hospital 


  • Japanese
  • Italian

> > > > Dr. Leonard Altman, MD

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Additional Information
Dr. Leonard Charles Altman MD is a male Allergist & Immunologist, has 42 years of experience and practices in Allergy & Immunology.
Where does Dr. Leonard C. Altman practice?
Dr. Leonard Altman has 9 office locations.
Dr. Leonard Altman practices Allergy & Immunology near Redmond, WA.
Additional practice locations include: Yakima, WA and Mount Vernon, WA.
See Redmond Allergists.