- Multimodality treatment for Hepatocellular Carcinoma
- Colon cancer with liver metastasis
- Laparoscopic liver resection
- Cystic lesions of the pancreas
Dr. Mejia is the Program Director for the Living Kidney Donor program. He created and developed the Providence Liver and Pancreas Surgery Center, the Spokane Pancreas Cancer Institute and a dedicated liver and pancreas multidisciplinary tumor board. He performs highly complex robotic liver and pancreas surgery, including the world's first reported successful pancreatico-duodenectomy in a patient with a mechanical heart.