Sheila Drnec, DO

Dr. Ann “Annie” Abbott Marin is an osteopathic family medicine physician who provides care for patients of all ages—from newborns to older adults—throughout the St. Louis metropolitan area. She specializes in preventive care, chronic disease management, women’s health, and advanced care planning, and she values building lasting relationships with families as they grow. As a DO, Dr. Marin has the same medical training as MDs, plus additional expertise in the musculoskeletal system. She uses osteopathic manipulative treatment (OMT) to help with conditions ranging from muscle pain to respiratory issues and constipation. Her approach combines hands-on techniques with evidence-based medicine.

Michelle Ohlsen, MSN, RN, BSB, CPNP-PC, is a board certified pediatric nurse practitioner who provides pediatric care to children from birth to 18 years of age. Michelle Ohlsen, MSN, RN, BSB, CPNP-PC, is a board certified pediatric nurse practitioner who provides pediatric care to children from birth to 18 years of age. She comes from a pediatric intensive care setting as a pediatric nurse at SSM Health Cardinal Glennon Children’s Hospital, and has over 7 years of experience as a pediatric nurse. Michelle is a member of the National Association of Pediatric Nurse Practitioners, St. Louis Pediatric Nurse Practitioners, Association of Missouri Nurse Practitioners and a recipient of the 2018 Ambassador Choice Award.

Conveniently located in Arnold, Missouri, at the corner of Jeffco Boulevard and Michigan Avenue, across from Water Tower Plaza, SSM Health Medical Group offers compassionate and exceptional care. Highly-skilled physicians offer family medicine, obstetric and gynecologic care and pediatrics. With over 40 locations in the St. Louis and surrounding areas, SSM Health provides convenient health care services for the entire family.