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M70.5 ICD-10-CA code: Other bursitis of knee

M70.5 is the ICD-10-CA code for “Other bursitis of knee” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

M70.5

Other bursitis of knee

ICD-10-CA · Canada · Also written M705

Index terms

Entries in CIHI’s alphabetical index that lead to M70.5. Searching the index by the condition the note names is how coders reach this code.

  • Beat(s), knee
  • Bursitis, knee NEC
  • Bursitis, popliteal
  • Bursitis, semimembranous muscle (knee)

Notes for M70.5

As CIHI prints them, with any note M70.5 takes from the headings above it.

Includes

Excludes

Conditions classified elsewhere.

  • Bursitis (of):• NOS (M71.9)• infective (M71.1)• shoulder (M75.5)decubitus ulcer and pressure area (L89.-)enthesopathies (M76-M77)From M70 Soft tissue disorders related to use, overuse and pressure
  • Certain:• conditions originating in the perinatal period (P00-P96)• disorders of the temporomandibular joint (K07.6)• infectious and parasitic diseases (A00-B99)compartment syndrome (T79.6)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99)

Note

  • The following fifth characters represent the following sites of involvement:0 Multiple sites1 Shoulder region: clavical , scapula — joint acromioclavicular, glenohumeral, sternoclavicular2 Upper arm: humerus — elbow joint,3 Forearm: radius , ulna — wrist joint,4 Hand: carpus, fingers, metacarpus — joints between these bones,5 Pelvic region and thigh: buttock , femur , pelvis — joint hip , sacroiliac6 Lower leg: fibula , tibia — knee joint7 Ankle and foot: metatarsus, tarsus, toes — other joints in foot8 Other:head neck ribs skull trunk vertebral column9 Site unspecifiedFrom Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99)

Where M70.5 sits

  1. 1ChapterChapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99)
  2. 2Block M60-M79Soft tissue disorders
  3. 3Block M70-M79Other soft tissue disorders
  4. 4Category M70Soft tissue disorders related to use, overuse and pressure
  5. 5Valid code M70.5Other bursitis of knee

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See M70.5 in the CIHI source

Frequently asked questions

What does ICD-10-CA code M70.5 mean?

M70.5 is the ICD-10-CA code for “Other bursitis of knee” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is M70.5 in ICD-10-CA?

M70.5 sits under M70 Soft tissue disorders related to use, overuse and pressure, within M70-M79 Other soft tissue disorders, within M60-M79 Soft tissue disorders, within Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99).

What coding notes apply to M70.5?

ICD-10-CA lists Includes, Excludes, Note notes for M70.5, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside M70.5

M70.0Chronic crepitant synovitis of hand and wristM70.1Bursitis of handM70.2Olecranon bursitisM70.3Other bursitis of elbowM70.4Prepatellar bursitisM70.6Trochanteric bursitisM70.7Other bursitis of hipM70.8Other soft tissue disorders related to use, overuse and pressureM70.9Unspecified soft tissue disorder related to use, overuse and pressure