Providers Accepting New Patients

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Dr. Cormac F. Coyle, Medical Director

In 1997 Dr. Coyle founded Emerald Physicians.  He has served as a Practicing Physician and as both Medical Director and Business Director of the organization since its inception.  Dr Coyle has overseen the growth and  expansion to where it is today of 30,000 patients in a group practice with 13 Internal Medicine Physicians, a Neurologist, a Dietician, 10 Nurse Practitioners, 1 Physicians Assistant, and a total of  9 sites (2 administrative sites) in Hyannis, Yarmouth and Mashpee. Emerald Physicians has more than 100 employees providing advanced medical services and state of the art technologies.  Our philosophy at Emerald is to bring quality, compassionate and professional care to the patient where and when they need it.  Our primary goals for our patients are to lower all the barriers to access to quality and timely care, to improve understanding of mechanism of diseases through comprehensive patient education and the empowerment of and independent advocacy for all our patients.  Emerald Physicians remains Independent of all vested interests that might try to influence care so that we may do for our patients everything that we feel is important for the best outcomes.  At Emerald an empathetic approach to all situations runs through the entire organization.  We have a strong and caring staff who all work extremely hard to deliver superior service for all our patients.

Dr. Eric Weber

Dr. Weber attended Temple University School of Medicine in Philadelphia. He completed his internship and residency at Temple University Hospital. He is currently Medical Director of Broad Reach Rehabilitation and Skilled Nursing Facility, Medical Director of the Victorian Assisted Living Facility and Medical Director of Broad Reach Hospice. His interests include Adult Internal Medicine, Geriatrics and Preventative Medicine. Dr. Weber sees patients at our 433 West Main Street, Hyannis location.



Kumara Sidhartha M.D

Dr. Sidhartha attended Government Mohan Kumaramangalam Medical College in India before coming to the States in 1998. Prior to moving to Cape Cod in 2002, he completed his Internship and Medical Residency at Lincoln Hospital, New York, affiliated with Cornell University. He was certified by the American Board of Internal Medicine in 2003. His primary focus in clinical practice is Preventive Medicine using Nutritional management. His practice tip in managing Diabetes was published as a ‘Practice Pearl’ in the journal Postgraduate Medicine 2003, Vol. 113, No. 2; page 71. He serves as the Associate Director of Policies and Programs in Global Prehelp, a non-governmental organization that aspires to serve not only as a think tank for preventive health education and policymaking in India, also as a model for preventive health research and practice for developing nations. His pursuit to find the least harmful, yet most beneficial treatment for challenging conditions like Cancer and Autoimmune diseases led him to study European Biological Medicine (Diploma offered by Paracelcus Klinik, Switzerland) in 2007-2008. Dr. Sidhartha shares his experience in managing health using Lifestyle and Nutrition through regular public presentations in the Cape and Boston area. Dr. Sidhartha sees patients at our 196 Higgins Crowell Road, West Yarmouth office location.