Law360, New York ( June 2, 2014, 12:46 PM EDT) -- Private equity investors discovered the opportunities in physician practice management (PPM) businesses long ago, and many firms have remained consistently interested in both forming and recapping those businesses. Investing in PPM structures requires careful regulatory analysis to ensure the structure is compliant but can be a source of significant returns. However, not all specialties lend themselves to a growth model that supports private equity returns and certain physician specialties are proving to be more attractive for private equity investors right now. These physician specialties have certain common characteristics including manageable capital investment for growth, high reimbursement, scalability (often through expanding the number of sites where services are offered) and opportunities for growth in ancillary service lines. This article discusses the top specialties for private equity investment and the reasons that these specialty areas are popular....