Penn Medicine Provider
Trauma Surgery, General Surgery
George O. Maish, III, MD, MS
he/his/him
Accepting new patients
Sees patients age 18 and up
LG Health Physicians Trauma and Acute Care Surgery Harrisburg Pike
View 1 additional location
Make an appointmentCall 717-544-0131

About me

  • Director of Research and Education, Division of Trauma and Acute Care Surgery
  • Adjunct Professor of Surgery

Education and training

  • Medical School: Jefferson Medical College
  • Residency: Milton S. Hershey Medical Center of Pennsylvania State University
  • Fellowship: University of Tennessee Health Science Center

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Lancaster General Hospital: Has privileges to treat patients in the hospital.
Dr. Maish is a Penn Medicine Lancaster General Health physician.

Qualifications and experience

Treatments and Conditions

My research

Kaufman EJ, Holena D, Koenig G, Martin ND, Maish GO 3rd, Moran BJ, Ratnasekera A, Stawicki SP, Timinski M, Brown J Increase in motor vehicle crash severity: An unforeseen consequence of COVID-19 , American Surgeon, 89(4): 2023,865-870

Maish G 3rd, Horst M, Ting Brown C, Morgan M, Bradburn E, Cook A, Rogers FB A comprehensive analysis of undertriage in a mature trauma system using geospatial mapping , Journal of Trauma & Acute Care Surgery, 91(1): 2021,77-83

Holmes WL, Maish GO 3rd, Minard G, Croce MA, Dickerson RN Hypercalcemia without hypervitaminosis D during cholecalciferol supplementation in critically ill patients , Nutrition in Clinical Practice, 35(5): 2020,933-941

Reed LaSala V, Morgan ME, Bradburn EH, Vernon TM, Maish GO 3rd The effects of fasting status on the relative risk of pulmonary aspiration in acute care surgery patients , American Surgeon, 86(7): 2020,837-840

Dickerson Roland N, Holmes Whitney L, Maish George O, Croce Martin A, Minard Gayle Obesity attenuates serum 25-hydroxyvitamin D response to cholecalciferol therapy in critically ill patients , Nutrition, 63-64: 2019,120-125

Manley NR, Maish GO III ED thoracotomy , Clinical Algorithms in General Surgery: 2019,631-632

Manley NR, Maish GO III Blunt chest wall trauma , Clinical Algorithms in General Surgery: 2019,633-636

Manley NR, Maish GO III Blunt cardiac injury , Clinical Algorithms in General Surgery: 2019,637-640

Manley NR, Maish GO III Deceleration injury: Blunt aortic injury , Clinical Algorithms in General Surgery: 2019,641-644

Brown Eric W, McClellan Nicole H, Minard Gayle, Maish George O, Dickerson Roland N Avoiding patient harm with parenteral nutrition during electrolyte shortages , Hospital Pharmacy, 53(6): 2018,403-407