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Meet our Neurologists

Dr. Michael Markowski

Michael E. Markowski, DO

Dr. Markowski completed his neurology residency at the University of Massachusetts Medical Center where he served as Chief Resident. He completed an Electromyography (EMG) fellowship at Tufts Medical Center in Boston. In addition to providing general neurology services, Dr. Markowski conducts Electromyography (EMG) testing, a study to diagnose nerve and muscle disorders. Dr. Markowski is a general neurologist with a particular interest in peripheral nerve and muscle (neuromuscular) diseases, stroke/cerebrovascular disease and epilepsy.

Dr. Markowski’s practice focuses on improving the quality of life for patients with neurological diseases and is proactive with patients and their families to reach their goals. He works closely with patients’ primary care physicians to monitor and treat progression of adult neurological disorders including but not limited to: stroke, all nerve and muscle disorders, epilepsy, Alzheimer’s disease and other types of dementia, Parkinson’s disease and movement disorders, headaches and multiple sclerosis. Dr. Markowski has also served as the Stroke Director for Cape Cod Hospital.

Since 2011, he has served as a local delegate to the Massachusetts Medical Society. He has served as the Vice Chair and Chair of the General Neurology Section to the Academy of Neurology, an organization of over 25,000 neurologists and neuroscientists. In his role as Chair, Dr. Markowski has worked closely with the Academy of Neurology to be at the forefront of developments in health care policy. He has also served on the Quality and Patient Safety Subcommittee for the Academy of Neurology. Dr. Markowski’s philosophy is that physicians must be health care advocates, both for their fellow physicians and, more importantly, their patients.

Karen Lynch, MD

Karen Lynch, MD

Dr. Lynch received her medical degree from the Royal College of Surgeons in Ireland, Dublin, Ireland. She completed her residency in neurology at Tufts Medical Center/Lahey Clinic/St. Elizabeth’s Medical Center in Boston where she served as Chief Resident. She then completed her fellowship in Neuromuscular medicine at Brigham and Women’s/Massachusetts General Hospital in Boston. During her fellowship, she performed and interpreted EMG/nerve conduction studies as well as received additional training in botox injections for dystonia and spasticity. Dr. Lynch is board certified in Neurology and Neuromuscular Medicine by the American Board of Psychiatry and Neurology.


In addition to her specialization of patients with neuromuscular problems including neuropathies, myopathies, ALS and myasthenia gravis, Dr. Lynch is also interested in women’s neurology, pregnancy and neurology, multiple sclerosis, headaches, and movement disorders. She is a proponent of healthy lifestyle practices in patients with neurological disorders and believes in the importance of understanding a patient’s social and family circumstances to help with recovery, treatment planning and optimizing quality of life.

Additionally, Dr. Lynch provides skilled injection of Botox® for the treatment of a variety of disorders that result in abnormal postures or movements. 

Conditions treated by Dr. Lynch with Botox® include:

  • Dystonia
  • Blepharospasm
  • Hemifacial spasm
  • Spasticity
  • Orofacial dyskinesias

Dr. Lynch has a large practice dedicated to Botox® injection for Chronic Migraine.

Sean P. Horrigan, DO

Sean P. Horrigan, DO

Dr. Horrigan attended medical school at the University of New England and completed his neurology residency at the University of Massachusetts Medical Center. He then completed his neurophysiology fellowship at Brown University- Rhode Island Hospital. During his fellowship, he performed and interpreted EMG and EEG studies, as well as received additional training in the diagnosis and treatment of neuromuscular diseases and epilepsy.

Dr. Horrigan is a general neurologist with a particular interest in neuromuscular diseases, epilepsy, and movement disorders. Dr. Horrigan’s practice focuses on improving the quality of life for patients with neurological diseases and is proactive with patients and their families to reach their goals. He will work closely with patients’ primary care physicians to monitor and treat progression of adult neurological disorders including but not limited to: stroke, epilepsy, polyneuropathy and all neuromuscular disorders, Alzheimer’s disease and dementia, Parkinson’s disease and movement disorders, headaches and multiple sclerosis.

Dr. Ahmad Abokhamis

Ahmad Abokhamis, MD

Dr. Abokhamis graduated from Damascus University/Faculty of Medicine in 2009 with an Honor Grade. He joined the University of Buffalo's adult neurology residency program in 2010 where he completed his internship, as well. During his residency, he served at the Gates Vascular Institute, one of the busiest stoke service centers in the nation. He was honored with the Michael Cohen Research Award for his graduation research project presentation. He graduated in 2014 to continue at the University of Buffalo as a clinical neurophysiology fellow until June 2015. During his fellowship, he trained in the Women and Children's Hospital epilepsy center and EMG labs in multiple hospitals. Dr. Abokhamis practices general neurology but he has special interest in stroke, epilepsy and headache disorders.

Dr. Mathew J. Pulicken

Mathew J. Pulicken, MD, MHS

Dr. Pulicken moved to Cape Cod from Providence, RI where he was working as an Assistant Professor of Neurology at Warren Alpert School of Medicine of Brown University. He attended medical school at Government Medical College, Kottayam and then completed his Masters degree from Johns Hopkins School of Public Health, Baltimore, MD. He then worked as a Senior Research Program Coordinator at Johns Hopkins Multiple Sclerosis Center, engaged in various clinical trials and investigator initiated research studies. He completed his Neurology residency at Tufts Medical Center/Lahey Clinic /St. Elizabeth’s Medical Center through Tufts University, Boston, MA.

Dr Pulicken did his Epilepsy/Electroencephalography (EEG) fellowship at Massachusetts General Hospital, Boston, MA. During fellowship, he spent time learning and mastering EEG interpretation, epilepsy monitoring and continuous EEG monitoring. He was involved with electrocorticography, surgical work up of epilepsy patients, evoked potential interpretation and first seizure clinic. Dr. Pulicken is board certified in Neurology by the American Board of Psychiatry and Neurology.

In addition to seizures and epilepsy, Dr. Pulicken is also interested in diagnosing and treating unexplained spells, strokes, multiple sclerosis and movement disorders. He works closely with primary care physicians, helping to formulate diagnostic and treatment plans for patients with neurological disorders. He has a special interest in stroke, epilepsy and headache disorders.

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