He speaks Spanish. His areas of expertise include the following: arthroscopic surgery, total elbow replacement, and total shoulder replacement. Dr. Armbruster's professional affiliations include Princeton HealthCare System, St. Mary's Hospital, and Capital Health. He is a graduate of Philadelphia College of Osteopathic Medicine. For his residency, Dr. Armbruster trained at a hospital affiliated with UMDNJ-School of Osteopathic Medicine. Blue Cross/Blue Shield, Coventry, and TRICARE are among the insurance carriers that Dr. Armbruster accepts. Dr. Armbruster welcomes new patients.