Northwest Pathology | Dr. Callanhan Pathologist
Tel: 866-750-1028
Fax: 360-734-3818

3614 Meridian Street, Suite 100
Bellingham, WA 98225

Northwest Pathology

Debra L. Callahan, MD

Debra L. Callanhan, MD
Dr. Callahan studied at The Ohio State University College of Medicine where she earned her medical degree and completed her residency. After residency she completed her fellowship in Transfusion Medicine at William Beaumont Hospital. She is board certified in clinical pathology as well as blood banking and transfusion medicine.  Dr. Callahan’s special interest and expertise also includes hemapheresis, tissue banking, chemistry, toxicology, and cryopreservation. In 2016, Dr. Callahan was invited to speak at both the Bloodworks Northwest Annual Transfusion Symposium and ASCLS-WA Seminar as an expert in the field.

Medical School

Ohio State University


University of Pittsburgh (Anatomic & Clinical Pathology)
The Ohio State University (Anatomic & Clinical Pathology)


Transfusion Medicine at William Beaumont Hospital

Board Certifications

Clinical Pathology
Blood Banking/Transfusion Medicine

Special Interests

Transfusion Medicine
Blood Banking
Tissue Banking