- Guthrie Robert Packer Hospital
- Drug & Alcohol Testing
- Environmental Medicine
- Independent Medical Exams (IME)
- Occupational Exposure - Hazards & Health Assessments
- Workers Compensation
- Thomas Jefferson University, Philadelphia, Pa.
- Robert Packer Hospital, Sayre, Pa.
- American Board of Internal Medicine (1991 - 2001)
- American Board of Preventive Medicine
- American University of the Caribbean, Plymouth, Montserrat