Meet Our Physicians

Pamela J. Rizza, MD

Providing the office with a wide selection of services, Dr. Rizza has a background in occupational medicine and a fellowship in sports medicine. She currently sees worker’s compensation patients, does pre-placement and return to work physicals, and she is used as the primary resource for Atchison Hospital Sports Medicine, providing care to area and regional athletes. Dr. Rizza serves as the administrator of ImPACT (Immediate Post-Accident Concussion Testing) for the clinic and serves as a Credentialed ImPACT Consultant. Dr. Rizza is now able to perform Department of Transportation exams for both the Federal Aviation Administration as well as the Federal Motor Carrier Safety Administration.


University of Kansas School of Medicine
Wichita, Kansas


University of Missouri
Kansas City Family Medicine Residency
Kansas City, Missouri


Bethesda Trihealth Primary Care Sports Medicine Fellowship
Cincinnati, Ohio


American Board of Family Medicine


Office: 913-360-5829
Fax: 913-674-2040
820 Raven Hill Drive, Suite 104
Atchison, KS 66002

William Ryan Hoeskema, PA-C

Ryan plays a role in several different parts of Atchison Hospital Clinics, primarily working with Occupational and Sports Medicine, in Advanced Health Services with Dr. Rizza. His normal day consists of treating workers compensation patients, pre-employment physicals, athletic injuries, non-surgical orthopedic injuries, Department of Transportation physicals, and Military PHA assessments. He also works in the Walk in Clinic and sees acute same day visits during the week. Ryan’s medical background consists of being a combat medic with the 3rd Armored Division from 2010-2014 and served one deployment to Afghanistan from 2011-2012.

Undergrad Education

University of Central Florida
Orlando, FL

Physician Assistant School

Nova Southeastern University-Orlando
Orlando, FL


National Commission for the Certification of Physician Assistants