ICD-10-CM > M00-M99 > M70-M79 > M79 M79 Other and unspecified soft tissue disorders, not elsewhere classified Non-Billable/Non-Specific Type 1 Excludes psychogenic rheumatism (F45.8)soft tissue pain, psychogenic (F45.41) Codes M79.0Rheumatism, unspecifiedM79.1MyalgiaM79.10Myalgia, unspecified siteM79.11Myalgia of mastication muscleM79.12Myalgia of auxiliary muscles, head and neckM79.18Myalgia, other siteM79.2Neuralgia and neuritis, unspecifiedM79.3Panniculitis, unspecifiedM79.4Hypertrophy of (infrapatellar) fat padM79.5Residual foreign body in soft tissueM79.6Pain in limb, hand, foot, fingers and toesM79.60Pain in limb, unspecifiedM79.601Pain in right armM79.602Pain in left armM79.603Pain in arm, unspecifiedM79.604Pain in right legM79.605Pain in left legM79.606Pain in leg, unspecifiedM79.609Pain in unspecified limbM79.62Pain in upper armM79.621Pain in right upper armM79.622Pain in left upper armM79.629Pain in unspecified upper armM79.63Pain in forearmM79.631Pain in right forearmM79.632Pain in left forearmM79.639Pain in unspecified forearmM79.64Pain in hand and fingersM79.641Pain in right handM79.642Pain in left handM79.643Pain in unspecified handM79.644Pain in right finger(s)M79.645Pain in left finger(s)M79.646Pain in unspecified finger(s)M79.65Pain in thighM79.651Pain in right thighM79.652Pain in left thighM79.659Pain in unspecified thighM79.66Pain in lower legM79.661Pain in right lower legM79.662Pain in left lower legM79.669Pain in unspecified lower legM79.67Pain in foot and toesM79.671Pain in right footM79.672Pain in left footM79.673Pain in unspecified footM79.674Pain in right toe(s)M79.675Pain in left toe(s)M79.676Pain in unspecified toe(s)M79.7FibromyalgiaM79.ANontraumatic compartment syndromeM79.A1Nontraumatic compartment syndrome of upper extremityM79.A11Nontraumatic compartment syndrome of right upper extremityM79.A12Nontraumatic compartment syndrome of left upper extremityM79.A19Nontraumatic compartment syndrome of unspecified upper extremityM79.A2Nontraumatic compartment syndrome of lower extremityM79.A21Nontraumatic compartment syndrome of right lower extremityM79.A22Nontraumatic compartment syndrome of left lower extremityM79.A29Nontraumatic compartment syndrome of unspecified lower extremityM79.A3Nontraumatic compartment syndrome of abdomenM79.A9Nontraumatic compartment syndrome of other sitesM79.8Other specified soft tissue disordersM79.81Nontraumatic hematoma of soft tissueM79.89Other specified soft tissue disordersM79.9Soft tissue disorder, unspecified