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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 (10)

The overall average patient rating of Dr. Dennis Maceri is Excellent. Dr. Maceri has been reviewed by 19 patients who have provided 10 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.6
Promptness 3.4
Courteous Staff 3.9
Accurate Diagnosis 4.9
Bedside Manner 4.4
Spends Time with Me 4.7
Follows Up After Visit 4.4

Specialties & Research

Dr. Dennis Maceri, MD is board certified in Otolaryngology.

  • He has special expertise in 4 areas:
  • Auditory Tumor (Acoustic Neuroma)
  • Otology
  • Thyroid Cancer
  • Thyroid Diseases

Education & Awards

Dr. Maceri graduated from University of California at Irvine. He has 6 awards.

Keck School of Medicine Teaching Awards, 2003 and 2007
Castle Connolly's Top Doctors™ (2012 - 2013)
Patients' Choice 5th Anniversary Award (2015)
Patients' Choice Award (2011 - 2015)
Compassionate Doctor Award - 5 Year Honoree (2015)
Compassionate Doctor Recognition (2011 - 2015)


Dr. Maceri has 8 hospital affiliations:

  • USC Norris Cancer Hospital 
  • Henry Mayo Newhall Memorial Hospital 


  • Armenian
  • Spanish
  • Vietnamese
  • English

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Additional Information
Dr. Dennis R Maceri MD is a male Otolaryngologist, has 35 years of experience and practices in Otolaryngology.
Where does Dr. Dennis R. Maceri practice?
Dr. Dennis Maceri has 1 office location.
Dr. Dennis Maceri practices Otolaryngology near Los Angeles, CA.
See Los Angeles Otolaryngologists.