Our Providers Durga Adhikari, M.D. Colin C. Edgerton, M.D. Gary E. Fink M.D. Nicholas Holdgate M.D. Clarence W. Legerton III M.D. Jennifer K. Murphy M.D. Gregory W. Niemer M.D. Karen McKerihan, MSN, NP-C Kaitlyn Horner, MCMSc, PA-C Thyra Maltese, PA-C Alison Hickey, MBA, MSPAS, PA-C Haley Corriveau, PA-C, MPAS Chikako Riester, NP