PedIM Healthcare - Pediatric and Internal Medicine Specialists, P.A. - Dr. St. Martin - Citrus County Doctors Office - Citrus County Physician - Citrus County Pediatrician - Medical Weight Loss. Dacelin St. Martin and his staff at Pediatric and Internal Medicine Specialists, PA (PedIM Healthcare™) is the first private medical office of its kind in Citrus County. We are proud to provide our patients with access to top-quality Pediatric, Women''s, Adult Internal Medicine and Medical Weight Loss care all under one roof.