Dr. Allyn graduated from University of Virginia School of Medicine in 1970. He currently practices at Certified Medical Group and is affiliated with Adventist Medical Center Hanford. Dr. Allyn accepts multiple insurance plans including Aetna, Humana and Cigna. Dr. Allyn also practices at Donald Lancy Allyn MD in Hanford, CA. In addition to English, Dr. Allyn's practice supports these languages: Tagalog and Spanish.