2018 ICD-10-CM Diagnosis Code M13

Other arthritis

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as M13. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • arthrosis (M15-M19
    ICD-10-CM Range M15-M19

    Osteoarthritis

    Type 2 Excludes
    • osteoarthritis of spine (M47.-)
    • M15 Polyosteoarthritis
    • M16 Osteoarthritis of hip
    • M17 Osteoarthritis of knee
    • M18 Osteoarthritis of first carpometacarpal ...
    • M19 Other and unspecified osteoarthritis
    )
  • osteoarthritis (M15-M19
    ICD-10-CM Range M15-M19

    Osteoarthritis

    Type 2 Excludes
    • osteoarthritis of spine (M47.-)
    • M15 Polyosteoarthritis
    • M16 Osteoarthritis of hip
    • M17 Osteoarthritis of knee
    • M18 Osteoarthritis of first carpometacarpal ...
    • M19 Other and unspecified osteoarthritis
    )
The following code(s) above M13 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to M13:
  • M00-M99
    2018 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    Note
    • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
    Type 2 Excludes
    • arthropathic psoriasis (L40.5-)
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • compartment syndrome (traumatic) (T79.A-)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the musculoskeletal system and connective tissue
Code History
ICD-10-CM Codes Adjacent To M13
M12.861 Other specific arthropathies, not elsewhere classified, right knee
M12.862 Other specific arthropathies, not elsewhere classified, left knee
M12.869 Other specific arthropathies, not elsewhere classified, unspecified knee
M12.87 Other specific arthropathies, not elsewhere classified, ankle and foot
M12.871 Other specific arthropathies, not elsewhere classified, right ankle and foot
M12.872 Other specific arthropathies, not elsewhere classified, left ankle and foot
M12.879 Other specific arthropathies, not elsewhere classified, unspecified ankle and foot
M12.88 …… other specified site
M12.89 …… multiple sites
M12.9 Arthropathy, unspecified
M13 Other arthritis
M13.0 Polyarthritis, unspecified
M13.1 Monoarthritis, not elsewhere classified
M13.10 …… unspecified site
M13.11 Monoarthritis, not elsewhere classified, shoulder
M13.111 Monoarthritis, not elsewhere classified, right shoulder
M13.112 Monoarthritis, not elsewhere classified, left shoulder
M13.119 Monoarthritis, not elsewhere classified, unspecified shoulder
M13.12 Monoarthritis, not elsewhere classified, elbow
M13.121 Monoarthritis, not elsewhere classified, right elbow
M13.122 Monoarthritis, not elsewhere classified, left elbow

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.