M61.531 Other ossification of muscle, right forearmBillable ICD-10-CM code, FY2026.
Defines the logic of DRG(s) 557-558 in MDC 08.
728.19 Other muscular calcification and ossification (approximate)M61.52 Other ossification of muscle, upper armM61.521 Other ossification of muscle, right upper armM61.522 Other ossification of muscle, left upper armM61.529 Other ossification of muscle, unspecified upper armM61.53 Other ossification of muscle, forearmM61.531 Other ossification of muscle, right forearm (this code)M61.532 Other ossification of muscle, left forearmM61.539 Other ossification of muscle, unspecified forearmM61.54 Other ossification of muscle, handM61.541 Other ossification of muscle, right handM61.542 Other ossification of muscle, left hand