BETH israel lahey health specialty care f/k/a northeast medical practice (bilhsc FKA NMP) primary mission is to provide high quality medical care to the patients of northeast hospital corporation (beverly hospital, addison gilbert hospital bayridge hospital and lahey outpatient center, danvers). NMP accomplishes its mission in conjunction with the BETH israel lahey health (BILH) network of affiliates as described further in this form 990.