Tracy Manhnieo. Her primary practice is as a Nurse Practitioner: Primary Care, also practicing as a Nurse Practitioner: Acute Care, a Nurse Practitioner: Adult Health, a Nurse Practitioner: Critical Care Medicine, a Nurse Practitioner: Family, a Nurse Practitioner: Gerontology, a Nurse Practitioner: Primary Care, and a Nurse Practitioner: Occupational Health.