Provider Directory / N / Jonathan P Nienhouse FNP Jonathan P Nienhouse, FNP Urgent Care Specialties: Urgent Care Phone Number: 303-415-5810 About Provider Bio Jon Nienhouse is a Family Nurse Practitioner who has cared for patients in Family Practice and Urgent Care for the past 14 years. He has been a nurse for 23 years. He graduated from the University of Northern Colorado in 2002. Address: Erie Urgent Care 101 Erie Pkwy, Suite 101, Erie, CO 80516 Get Directions