Below are several articles on shared medical appointments and group visits. Each article has a link to the abstract or article. This list is by no means comprehensive, but gives you some insight into the research and work that has been done.
Ayoub, W.T., Newman, E.D., Blosky, M.A., Stewart, W.F. & Wood, G.C. (2009). Improving detection and treatment of osteoporosis: redesigning care using the electronic medical record and shared medical appointments. Osteoporos Int, 20, 37-42.
Bronson, D.L. & Maxwell, R.A. (2004). Shared medical appointments: Increasing patient access without increasing physician hours. Cleveland Clinic Journal of Medicine, 71(5), 369-377.
Clancy, D.E., Dismuke, C.E., Magruder, K.M., Simpson, K.N. & Bradford, D. (2008). Do diabetes group visits lead to lower medical care charges? American Journal of Managed Care, 14(1), 39-44.
Coleman, E.A., Eilertsen, T.B., Kramer, A.M., Magid, D.J., Beck, A., & Conner, D. (2001). Reducing emergency visits in older adults with chronic illness: A randomized, controlled trial of group visits. Effective Clinical Practice, 4(2), 49-57.
Dickman, K., Pintz, C., & Kivlahan, C. (2012). Behavior changes in patients with diabetes and hypertension after experiencing shared medical appointments. J Am Acad Nurse Pract, 24(1), 43-51.
Jaber, R., Braksmajer, A. & Trilling, J.S. (2006). Group visits: a qualitative review of current research. J Am Board Fam Med, 19(3), 276-290.
Kirsh, S., Watts, S., Pascuzzi, K., O'Day, M.E., Davidson, D.... Aron, D.C. (2007). Shared medical appointments based on the chronic care model: a quality improvement project to address the challenges of patients with diabetes with high cardiovascular risk. Qual Saf Health Care, 16(5), 349-353.
Palaniappan, L.P., Muzaffar, A.L., Wang, E.J., Wong, E.C., & Orchard, T.J. (2011). Shared medical appointments: Promoting weight loss in a clinical setting. J Am Board Fam Med, 24(3), 326-328.
Ramdas, K., Teisberg, E., & Tucker, A.L. (2012, December). Four Ways to Reinvent Service Delivery. Harvard Business Review, 98-106.
Sanchez, I. (2011). Implementation of a diabetes self-management education program in primary care for adults using shared medical appointments. Diabetes Educator, 37(3), 389-391.
Seager, M.J., Egan, R.J., Meredith, H.E., Bates, S.E., Norton, S.A., & Morgan, J.D.T. (2012). Shared Medical Appointments for Bariatric Surgery Follow-up: a Patient Satisfaction Questionnaire. Obesity Surgery, 22, 641-645.
Trento, M., Passera, P., Tomalino, M., Bajardi, M., Pomero, F., Allione, A., Vaccari, P.... Porta, M. (2001). Group visits improve metabolic control in type 2 diabetes: a 2-year follow-up. Diabetes Care, 24(6), 995-1000.
Wall-Haas, C.L., Kulbok, P., Kirchgessner, J. & Rovnyak, V. (2012). Shared medical appointments: Facilitating care for children with asthma and their caregivers. J Pediatr Health Care, 26(1), 37-44.
Yehle, K.S., Sands, L.P., Rhynders, P.A., & Newton, G.D. (2009). The effect of shared medical visits on knowledge and self-care in patients with heart failure: A pilot study. Heart Lung, 38(1), 25-33.