M89.02 Algoneurodystrophy, upper armNon-billable header with 3 child codes.
M89.021 Algoneurodystrophy, right upper armM89.022 Algoneurodystrophy, left upper armM89.029 Algoneurodystrophy, unspecified upper armM75 Shoulder lesions ("shoulder-hand syndrome (M89.0-)")M81 Osteoporosis without current pathological fracture ("Sudeck's atrophy (M89.0)")M81.6 Localized osteoporosis [Lequesne] ("Sudeck's atrophy (M89.0)")M89.00 Algoneurodystrophy, unspecified siteM89.01 Algoneurodystrophy, shoulderM89.011 Algoneurodystrophy, right shoulderM89.012 Algoneurodystrophy, left shoulderM89.019 Algoneurodystrophy, unspecified shoulderM89.02 Algoneurodystrophy, upper arm (this code)M89.021 Algoneurodystrophy, right upper armM89.022 Algoneurodystrophy, left upper armM89.029 Algoneurodystrophy, unspecified upper armM89.03 Algoneurodystrophy, forearmM89.031 Algoneurodystrophy, right forearm