Dr. Mark Douglas Ensberg, MD Internal Medicine - Geriatric Medicine Medicare: Accepting Medicare Assignments Practice Location: 5091 Willoughby Rd, Holt, MI 48842 Phone: 517-694-2144 Fax: 517-694-6570
Geriatric Medicine: An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.