M70.859 Other soft tissue disorders related to use, overuse and pressure, unspecified thigh

Billable ICD-10-CM code, FY2026.

Applies from M70 Soft tissue disorders related to use, overuse and pressure

Includes

• soft tissue disorders of occupational origin

Excludes1 (never code together)

• bursitis NOS (M71.9-)

Excludes2 (not included here)

• bursitis of shoulder (M75.5)
• enthesopathies (M76-M77)
• pressure ulcer (pressure area) (L89.-)

Use additional code

• external cause code to identify activity causing disorder (Y93.-)

MS-DRG index

Defines the logic of DRG(s) 555-556 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 729.99 Other disorders of soft tissue (approximate)

Code annotations containing back-references to M70.859

Back-references to M70

• Type 1 Excludes: M65 Synovitis and tenosynovitis ("soft tissue disorders related to use, overuse and pressure (M70.-)")
• Type 1 Excludes: M71 Other bursopathies ("bursitis related to use, overuse or pressure (M70.-)")
• Type 2 Excludes: M76 Enthesopathies, lower limb, excluding foot ("bursitis due to use, overuse and pressure (M70.-)")
• Type 2 Excludes: M77 Other enthesopathies ("bursitis due to use, overuse and pressure (M70.-)")

Nearby codes

• M70.842 Other soft tissue disorders related to use, overuse and pressure, left hand
• M70.849 Other soft tissue disorders related to use, overuse and pressure, unspecified hand
• M70.85 Other soft tissue disorders related to use, overuse and pressure of thigh
• M70.851 Other soft tissue disorders related to use, overuse and pressure, right thigh
• M70.852 Other soft tissue disorders related to use, overuse and pressure, left thigh
• M70.859 Other soft tissue disorders related to use, overuse and pressure, unspecified thigh (this code)
• M70.86 Other soft tissue disorders related to use, overuse and pressure lower leg
• M70.861 Other soft tissue disorders related to use, overuse and pressure, right lower leg
• M70.862 Other soft tissue disorders related to use, overuse and pressure, left lower leg
• M70.869 Other soft tissue disorders related to use, overuse and pressure, unspecified leg
• M70.87 Other soft tissue disorders related to use, overuse and pressure of ankle and foot