Dr. James R. Diesfeld is board-certified Pain Management specialist as well as a Diplomate of the American Board of Anesthesiology. He received his undergraduate degree in Pre-Med Sciences and Biology from Colgate University in Upstate New York and graduated from the American University School of Medicine in St. Maarten.

He performed his Pain Management Fellowship at the University of Pittsburgh Medical Center after completing Anesthesiology residency at Loyola University Medical Center in Chicago. He also obtained Pain Management training at the University of Southern California, Cook County Medical Center and the University of Chicago.

He is a member of the American Medical Association, American Pain Society, American Society of Regional Anesthesiology, International Spinal Injection Society, American Academy of Pain Management and American Society of Anesthesiology.

On January 2011, Dr. Diesfeld was appointed President of Medical Staff for Thorek  Memorial Hospital in Chicago, IL. He was reappointed President of the staff for a second term in 2012. He served on the board of directors of Thorek Memorial Hospital from 2011 to 2013. Dr. Diesfeld had served on the credentials committee and medical executive committee since 2007.
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Dr Diesfeld has spoken nationally on his favorite subject, Pain Management.

Kristin Nelson is a nationally certified Advanced Practice  Nurse and Doctor of Nursing Practice (APN, DNP). She completed her Bachelor of Science in Nursing at Edgewood College in Madison, WI and earned her Family Nurse Practitioner Doctorate degree at Rush University in Chicago, IL. She has clinical expertise in general medicine and specializes in chronic pain management. She is board certified by the American Nurses Credentialing Center (ANCC) as a Family Nurse Practitioner.

Annabel Punsalan is a nationally certified Advanced Practice Nurse. She has 14 years of medical experience in the healthcare field. She received her Bachelor of Science in Occupational therapy from the University of Perpetual Help-Las Pinas and a Bachelor of Science in Nursing from the Medical Colleges of Northern Philippines. She went on to earn her Master of Science in Nursing/Nurse Practitioner degree from Resurrection University in Chicago, Illinois where she is also an adjunct professor. She has clinical expertise in Gastroenterology, Behavioral Health and specializes in chronic pain management. She is board certified by the American Nurses Credentialing Center (ANCC) as an Adult-Gerontology Primary Care Nurse Practitioner.