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ICD-10-CM Codes
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M00-M99
Diseases of the musculoskeletal system and connective tissue
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M05-M1A
Inflammatory polyarthropathies
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M05-
Rheumatoid arthritis with rheumatoid factor
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2021 ICD-10-CM Diagnosis Code M05.40
2021 ICD-10-CM Diagnosis Code M05.40
Rheumatoid myopathy with rheumatoid arthritis of unspecified site
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- M05.40 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- Short description: Rheumatoid myopathy with rheumatoid arthritis of unsp site
- The 2021 edition of ICD-10-CM M05.40 became effective on October 1, 2020.
- This is the American ICD-10-CM version of M05.40 - other international versions of ICD-10 M05.40 may differ.
The following code(s) above
M05.40 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
M05.40:
Approximate Synonyms
- Myopathy due to rheumatoid arthritis
ICD-10-CM M05.40 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 545 Connective tissue disorders with mcc
- 546 Connective tissue disorders with cc
- 547 Connective tissue disorders without cc/mcc
Convert M05.40 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To M05.40
M05.36 Rheumatoid heart disease with rheumatoid arthritis of knee
M05.361 Rheumatoid heart disease with rheumatoid arthritis of right knee
M05.362 Rheumatoid heart disease with rheumatoid arthritis of left knee
M05.369 Rheumatoid heart disease with rheumatoid arthritis of unspecified knee
M05.37 Rheumatoid heart disease with rheumatoid arthritis of ankle and foot
M05.371 Rheumatoid heart disease with rheumatoid arthritis of right ankle and foot
M05.372 Rheumatoid heart disease with rheumatoid arthritis of left ankle and foot
M05.379 Rheumatoid heart disease with rheumatoid arthritis of unspecified ankle and foot
M05.4 Rheumatoid myopathy with rheumatoid arthritis
M05.40
…… of unspecified site
M05.41 Rheumatoid myopathy with rheumatoid arthritis of shoulder
M05.411 Rheumatoid myopathy with rheumatoid arthritis of right shoulder
M05.412 Rheumatoid myopathy with rheumatoid arthritis of left shoulder
M05.419 Rheumatoid myopathy with rheumatoid arthritis of unspecified shoulder
M05.42 Rheumatoid myopathy with rheumatoid arthritis of elbow
M05.421 Rheumatoid myopathy with rheumatoid arthritis of right elbow
M05.422 Rheumatoid myopathy with rheumatoid arthritis of left elbow
M05.429 Rheumatoid myopathy with rheumatoid arthritis of unspecified elbow
M05.43 Rheumatoid myopathy with rheumatoid arthritis of wrist
M05.431 Rheumatoid myopathy with rheumatoid arthritis of right wrist
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.