Mary Hennessy practices Psychiatry. She went to Georgetown University School of Medicine. Georgetown University School of Medicine has a rank of 49 in research and a 84 in primary care She accepts Medicare payments and is listed with Medicare.gov.
 Georgetown University School of Medicine
 Georgetown University School of Medicine| National Provider Identifier [NPI] | 1104980119 | 
| Last Name Of The Provider | HENNESSY | 
| First Name Of The Provider | MARY | 
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