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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 (9)

The overall average patient rating of Dr. Dennis Maceri is Excellent. Dr. Maceri has been reviewed by 15 patients who have provided 9 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.3
Promptness 2.9
Courteous Staff 3.8
Accurate Diagnosis 4.9
Bedside Manner 4.3
Spends Time with Me 4.6
Follows Up After Visit 4.2

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 4 awards.

Keck School of Medicine Teaching Awards, 2003 and 2007
Castle Connolly's Top Doctors™ (2012 - 2013)
Patients' Choice Award (2011 - 2014)
Compassionate Doctor Recognition (2011 - 2014)


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 34 years of experience and practices in Otolaryngology.
Where does Dr. Dennis R. Maceri practice?
Dr. Dennis Maceri has 4 office locations.
Dr. Dennis Maceri practices Otolaryngology near Los Angeles, CA.
See Los Angeles Otolaryngologists.