Musculoskeletal ultrasound, in conjunction with a surgical procedure using interventional techniques, inclusive of a diagnostic musculoskeletal ultrasound service, if:(a) the medical practitioner or nurse practitioner has indicated on a request for a musculoskeletal ultrasound that an ultrasound guided intervention be performed if clinically indicated; and(b) the service is not performed in conjunction with a service mentioned in item 55054 or any other item in this Subgroup (R)