Instructor(s)

Ray Pak, MD

Physical Medicine and Rehabilitation

Dr. Pak is currently a Physical Medicine and Rehabilitation expert who has a special interest in interventional pain medicine. He has worked on the PMRExam Board Review, NRAP Regenerative Medicine and Ultrasound Guided Interventional Pain course. Dr. Pak has worked with Fellowship Programs to coordinate institutional access for PainExam's Virtual Pain Fellowship.

Junbeom Ku

Instructor

J2025-2026 Fellow at Cornell Pain Fellowship

Bruno Alonso

Course Instructor

Bruno is currently a PGY-3 Physical Medicine and Rehabilitation Resident at Metropolitan hospital

David Rosenblum, MD

NRAP Academy President and PainExam Creator

David Rosenblum, MD, currently serves as the Director of Pain Management at Maimonides Medical Center and AABP Integrative Pain Care.  


Affiliations: 

  • Latin American Pain Society (Board member) 
  • ASPN (Course Faculty)
  • ISPN (Course Faculty)
  • PainWeek (Faculty 2025)

Publications: Focused on Regional Anesthesia, Interventional Pain Medicine and Regenerative Pain Medicine 


For more information about Dr. Rosenblum, click here


Patients can schedule a consultation here


Patients living outside New York who are interested in an Expert Opinion can apply here

Andres Rocha, MD

Costa Rica

Specialist in Anesthesiology and Pain Management

Clinician and academic with publications on regional anesthesia and pain management. International speaker.

Affiliations:

    •    Latin American Pain Society (Board Member)

    •    Latin American Society of Regional Anesthesia (Board Member)

  •   Centro Nacional de Rehabilitacion


Practice:

Hospital CIMA. San Jose, Costa Rica 

Hospital San Rafael Arcangel. Guanacaste, Costa Rica


ROGER GARCIA CRUZALEGUI, MD

Peru

Specialist in Pain Management and Anesthesiology

Degree of Medical Specialist in Anaesthesiology. Lima, Peru.

Master Degree in Chronic Pain Treatment. Salamanca  University. Spain

University Post-Graduate Training in Interventionism Techniques for Refractory  Chronic Pain. University of La plata, in Argentina.

Musculoskeletal radiofrequency and Ultrasound Specialist

International Speaker in Pain Management in Bolivia and Mexico

Affiliations :

World Institute of Pain, FIPP Ddegree

Practice :

Founding partner in Medicina del Dolor Ospina & Garcia,  Pueblo Libre. Lima, Perú

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