Paul B. Nussbaum

American Society of Nephrology operates as a professional society devoted to the study of kidney disease. The company is headquartered in Washington, DC.

Griffin Hospital provides health care services. It have a 160-bed acute care community hospital serving more than 130,000 residents of the Lower Naugatuck Valley Region. The company was founded in 1909 and is headquartered in Derby, CT.

American College of Physicians, Inc. operates as a medical-specialty organization. It is a national organization of internists and physician specialists who apply scientific knowledge and clinical expertise to the diagnosis, treatment, and care of adults from health to complex illness. Its members include internists, internal medicine subspecialists, medical students, residents, and fellows. The company was founded in 1915 and is headquartered Philadelphia, PA.

Griffin Health Services Corp. provides healthcare services. It offers bariatric surgery, breast care, cancer care, cardiology and heart health, diagnostic imaging, emergency care, gastroenterology and digestive health, geriatric health, inpatient care, interventional radiology, joint health, laboratory and pathology, maternity and childbirth, occupational health and workplace safety, physical rehabilitation, psychiatry and mental health, sleep health, surgery, urology and pelvic health, weight loss and management, and wound care. The company was founded on September 20, 1984 and is headquartered in Derby, CT.