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About Us

About Acorn Health Services

We are an independently-owned physician practice serving the Metrowest/Worcester area.  We pride ourselves on providing individualized healthcare with an emphasis on the whole person.

Dr. Liebermann specializes in Family Medicine, Osteopathic Manipulation and Addiction Medicine.

Our treatment team

Karl Liebermann, D.O.

Dr. Liebermann graduated from University of New England College of Osteopathic Medicine in 2002.  Serving his internship and residency in Family Medicine at Eastern Maine Medical Center, he was Chief Resident in 2005.  Dr. Liebermann completed a Neuromusculoskeletal Medicine fellowship in 2006.

Dr. Liebermann has experience working as a hospitalist, rural ER physician, in outpatient medicine and addiction hospitals.  

He is Board Certified in the following:

Family Medicine

  • American Osteopathic Board of Family Physicians

  • American Board of Family Medicine


Neuromusculoskeletal Medicine (Osteopathic Manipulation)

  • American Osteopathic Board of Neuromusculoskeletal Medicine

Addiction Medicine

  • American Board of Addiction Medicine

Jennifer Liebermann, RN, BSN

Jennifer Liebermann, RN graduated from the University of Maine with a Bachelor's of Science in Nursing.  She has worked as a pediatric nurse in Arizona and Maine and is the office manager at Acorn Health Services.  She is a mom to 3 wonderful kids and in her spare time she reads, travels and tries to play tennis.

Sandy Bartlett
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