1Edric Willes, MD

Edric Willes, MD

Edric Willes, MD

To schedule an appointment to visit our Laboratory, please call 760-924-4090.



Emergency Medicine

Service Line

Emergency Department

Board Certification

    American Board of Emergency Medicine


Degree Information

    Saint Louis University School of Medicine Residency

      Dr. Koehler moved to Mammoth Lakes in 2013 and enjoys skiing, climbing, and mountain biking in the Sierras. He currently serves on the Board of Directors for

Mammoth Medical Missions

      and was instrumental in the group's relief efforts in response to Super-Typhoon Haiyan. More on Dr. Koehler can be found


Office Information

Doctor's Contact Information

  • Office Phone: 760-924-4014

  • Fax: 760-924-4146

Office Hours

Monday - Saturday 8:00am - 4:30pm

Closed for Lunch 11:30am-2:00pm



Mammoth Hospital General Surgery

85 Sierra Park Rd.

Mammoth LakesCalifornia 93546

Main: 760-934-4014

Fax: 760-934-4146