Browse Health
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).


Our records indicate this doctor is deceased.

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Carl Ermshar is Excellent. Dr. Ermshar has been reviewed by 1 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0

Specialties & Research

Dr. Carl Ermshar, MD is board certified in Otolaryngology.

  • He has special expertise in 1 area:
  • Otology

Education & Awards

Dr. Ermshar graduated from Loma Linda University.


Dr. Ermshar has 12 hospital affiliations:

  • John Muir Medical Center, Walnut Creek Campus 
  • Adventist Health/St. Helena Hospital 


  • Chinese
  • Spanish
  • Armenian
  • Persian
  • Tagalog

Similar doctors nearby

Dr. Stanley Jacobs

28 years experience
Healdsburg, CA
Search All Similar Doctors
Additional Information
Dr. Carl Boyer Ermshar MD is a male Otolaryngologist, has 43 years of experience and practices in Otolaryngology.
Where does Dr. Carl B. Ermshar practice?
Dr. Carl Ermshar has 2 office locations.
Dr. Carl Ermshar practices Otolaryngology near Clearlake, CA.
Additional practice locations include: Saint Helena, CA.
See Clearlake Otolaryngologists.