Dr. Joel Arroyo graduated the medical school from the National University of San Marcos and did his internship at the National University of San Marcos. He completed his residency at the Henry Ford Hospital and is now specialized in pulmonology. Dr. Arroyo is also board certified in internal medicine and pulmonary disease. He has been in practice for more than 21 years and is affiliated with the Beverly Hospital and the East Los Angeles Doctors Hospital.