Dr. Klena graduated from Stony Brook University School of Medicine in 2001 and has been in practice for 17 years. He currently practices at Geisinger Medical Center and is affiliated with Geisinger Medical Center. Dr. Klena accepts multiple insurance plans including Aetna, Medicare and Humana. Dr. Klena also practices at Geisinger Medical Center in Danville, PA. In addition to English, Dr. Klena's practice supports this language: Spanish.