Incorporated in 1975, Norcal Mutual Insurance Co. is a medical liability insurer. The company insures physicians, medical groups, clinics, hospitals and ancillary healthcare facilities. Based in Pasadena, Calif., it provides resources and information to help customers prepare for the claims process. Norcal Mutual Insurance Co. offers a variety of additional coverages, including prior acts, tail, endorsed part-time, locum tenens and general liability coverages. In addition, the company provides group policy coverage for medical groups/partnerships and corporations.