Please note: All locations will be closed on December 25, December 26, and January 1 in observance of the holiday. Chelmsford Imaging will be closed on December 25 and January 1 but will remain open with normal hours on December 26 and December 27.

Pay My Bill

Please note: Orthopaedic Surgical Associates (OSA) requires payment of outstanding balances at the time of check-in for your appointment. Thank you.

Orthopaedic Surgical Associates utilizes the Electronic Medical Record (EMR) system, Athena Health, in order to provide the best experience for our patients. To pay your bill online, please click the Athena Health button below. If you have any additional questions, please contact our billing department at (978) 854-0653.