Dr. Eric Charles Trefelner MD Radiologist

Dr. Eric Trefelner is a radiologist in Montara, California and is affiliated with multiple hospitals in the area, including Arroyo Grande Community Hospital and Eden Medical Center. He received his medical degree from University of Illinois College of Medicine and has been in practice for 29 years. He is one of 35 doctors at Arroyo Grande Community Hospital and one of 40 at Eden Medical Center who specialize in Radiology.

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Office Location

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Specialty & Clinical Interests

Radiologist: Neuroradiology

Education & Medical Training

Yale-New Haven Hospital
Residency, Radiology, 1986–1990

Beth Israel Deaconess Medical Center
Residency, Internal Medicine, 1985–1986

University of Illinois College of Medicine
Class of 1985

Certifications & Licensure

American Board of Radiology
Certified in Diagnostic Radiology

American Board of Radiology
Certified in Neuroradiology

MN State Medical License
Active through 2012

CT State Medical License
Active through 2014

CA State Medical License
Active through 2015

AK State Medical License
Active through 2014

FL State Medical License
Active through 2015

HI State Medical License
Active through 2016

IL State Medical License
Active through 2014

IN State Medical License
Active through 2015

KY State Medical License
Active through 2015

NY State Medical License
Active through 2015

OH State Medical License
Active through 2015

OK State Medical License
Active through 2014

OR State Medical License
Active through 2015

UT State Medical License
Active through 2016

WA State Medical License
Active through 2014

AZ State Medical License
Active through 2014

GA State Medical License
Active through 2015

CO State Medical License
Active through 2015

MD State Medical License
Active through 2015

WY State Medical License
Active through 2014

NM State Medical License
Active through 2016

WI State Medical License
Active through 2015

AL State Medical License
Active through 2014

LA State Medical License
Active through 2014

NC State Medical License
Active through 2014

NE State Medical License
Active through 2014

NV State Medical License
Active through 2015

PA State Medical License
Active through 2014

TX State Medical License
Active through 2015

NJ State Medical License
Active through 2015

MS State Medical License
Active through 2014

VA State Medical License
Active through 2014

MA State Medical License
Active through 2015

Publications & Presentations

Pneumoparotid due to spirometry.
Kirsch, C. M., Shinn, J., Porzio, R., Trefelner, E., Kagawa, F. T., Wehner, J. H., Jensen, W. A.

Meniscal abnormalities in the asymptomatic population at MR imaging.
Kornick, J., Trefelner, E., McCarthy, S., Lange, R., Lynch, K., Jokl, P.

Idiopathic growth hormone deficiency: MR findings in 35 patients.
Abrahams, J. J., Trefelner, E., Boulware, S. D.


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