Natalie P. Hartenbaum

Natalie P. Hartenbaum, M.D., M.P.H., F.A.C.O.E.M.

Senior Managing Consultant

Dr. Hartenbaum is certified by the American Board of Internal Medicine and the American Board of Preventive Medicine in Occupational Medicine and has a Master’s of Public Health in Occupational Medicine. She has extensive experience in the clinical, corporate, and academic settings and is a nationally recognized expert in occupational fitness for duty with a special focus on transportation. 

Dr. Hartenbaum is President and Chief Medical Officer of OccuMedix, Inc., an occupational medicine consulting firm located in Dresher, PA. She is the editor of The DOT Medical Examination: A Guide to Commercial Driver Medical Certification, now in its sixth edition and CDME Review, a quarterly newsletter for commercial driver medical examiners. She is the course director for ACOEM’s National Registry of Certified Medical Examiner training program. 

She has published and lectured nationally on various issues of fitness evaluations in the workplace.

Dr. Hartenbaum is on both the clinical and teaching faculty of the University of Pennsylvania and also serves as the Medical Director for several companies. 

She is Past-President of the American College of Occupational and Environmental Medicine and a past member of the Board of Trustees of the American Board of Preventive Medicine. 


  • Data and Methods for Studying Commercial Motor Vehicle Driver Fatigue, Highway Safety and Long-Term Driver Health, Accident Analysis and Prevention, March 2018
  • A Retrospective Analysis of Cardiometabolic Health in a Large Cohort of Truck Drivers Compared to the American Working Population., American Journal of Industrial Medicine, February 2018
  • Withdrawal of Advanced Notice of Proposed Rulemaking (ANPRM) on Obstructive Sleep Apnea (OSA) Does Not Mean Examiners and Employers Should Ignore Safety Risks., Journal of Occupational and Environmental Medicine , December 2017
  • Value Based Sleep; The Occupational Provider and Employer View, Sleep 2017, June 2017
  • Sleep-Deprived Motor Vehicle Operators are Unfit to Drive: A Multidisciplinary Expert Consensus Statement on Drowsy Driving, Sleep Health. 2016, June 2017
  • Certified Medical Examiners and Screening for Obstructive Sleep Apnea, Journal of Environmental and Occupational Medicine, January 2015
  • Factors Associated with Truck Crashes in a Large Cross Section of Commercial Motor Vehicle Drivers, Journal of Occupational and Environmental Medicine, June 2015
  • Medical Marijuana in the Workplace: Challenges and Management Options for Occupational Physicians, Journal of Occupational and Environmental Medicine
  • Response to ‘Hits and Misses: Screening Commercial Drivers for Obstructive Sleep Apnea Using Guidelines Recommended by a Joint Task Force’ by Platt et al, Journal of Occupational and Environmental Medicine, January 2014
  • What Are the New Requirements for Performing Commercial Driver Medical (DOT) Examinations?, Journal of Environmental and Occupational Medicine , January 2014
  • See CV for further publications.

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  • Phone: (980) 221-8111
  • Fax: (980) 221-8112

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