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Institute of Diabetes and Endocrinology, P.C.
221 Stewart Avenue, Suite 101
Medford, OR 97501

Phone: (541) 776-2003
Fax: (541) 776-9833
Clinic Hours
Monday - Thursday 8:00 am to 5:00 pm
Friday 8:00 am to 12:00 pm
Closed for lunch daily from 12 pm to 1:15 pm
Lab Hours
Monday - Thursday 8:15am to 4:30 pm
Closed most Fridays
Closed for lunch daily from 11:45 am to 1:30 pm

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Full Service Laboratory


The Institute of Diabetes and Endocrinology Clinic Laboratory is a CLIA, CAP and COLA certified full service clinical laboratory licensed to perform highly complex laboratory testing in areas such as Chemistry, Hematology, Urinalysis, Immunochemistry and Special Chemistry.


Fasting Lab Instuctions


When coming in for fasting lab, please fast for about 12 hours (ie - 8 PM to 8 AM). You may have any non-sugary liquid, such as black coffee, water, tea, diet soda, etc. Don't drink anything with cream or sugar and don't eat any food.


Laboratory Hours


Our laboratory hours of operation are Monday through Thursday 8:15am to 11:30am, closed for lunch, open from 1:30pm to 4:30pm. The lab is currently closed on Fridays, although we can open the lab on Fridays by special request for those patients driving in from out of town.
The IDE laboratory utilizes cutting edge technologies and has partnered with Quest Diagnostics to deliver the highest possible quality in laboratory testing and accuracy.


To assure ongoing competency, the laboratory and all personnel participate in quarterly proficiency testing administered through the American Association of Bioanalysts (AAB) and the College of American Pathologists (CAP). This proficiency testing is designed to verify all test systems and testing personnel to assure ongoing technical competency and proper equipment operation.

Quality control and quality assurance is of paramount importance. To that end, the laboratory performs quality control testing on every single test and test system on a daily basis to insure the very highest quality of patient services.

For more information regarding laboratory services, please feel free to contact Daisy J. Hearing, MD, CLS, Laboratory Director, at 541-776-2003 ext. 114.


Daisy Hearing, MD, CLS
Lab Director

Daisy Hearing, MD, CLS Daisy was born in Los Angeles, CA. At the age of 6years old her family moved to Napa, CA where she spent the next 12 years farming, raising cattle and tending to their vineyards. After high school, she studied in the Philippines where she eventually obtained her Bachelors degree in Medical Technology in 1985 from Philippine Union College and later a Degree in Medicine in 1990 from Manila Central University.

She is a board certified Clinical Laboratory Scientist. She manages a specialized research laboratory that performs tests specific to Endocrinology.

Her knowledge of medicine and passion for laboratory research has added a unique compliment to the practice.

In her leisure time, she enjoys singing, music, gardening, camping, sports and spending time with her 2 children.




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