2021 ICD-10-CM Diagnosis Code M40.0

Postural kyphosis

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • M40.0 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM M40.0 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of M40.0 - other international versions of ICD-10 M40.0 may differ.
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 M40.0. 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.
  • osteochondrosis of spine (
    ICD-10-CM Diagnosis Code M42
    • M42 Spinal osteochondrosis
      • M42.0 Juvenile osteochondrosis of spine
        • M42.00 Juvenile osteochondrosis of spine, site unspe...
        • M42.01 Juvenile osteochondrosis of spine, occipito-a...
        • M42.02 Juvenile osteochondrosis of spine, cervical r...
        • M42.03 Juvenile osteochondrosis of spine, cervicotho...
        • M42.04 Juvenile osteochondrosis of spine, thoracic r...
        • M42.05 Juvenile osteochondrosis of spine, thoracolum...
        • M42.06 Juvenile osteochondrosis of spine, lumbar reg...
        • M42.07 Juvenile osteochondrosis of spine, lumbosacra...
        • M42.08 Juvenile osteochondrosis of spine, sacral and...
        • M42.09 Juvenile osteochondrosis of spine, multiple s...
      • M42.1 Adult osteochondrosis of spine
        • M42.10 Adult osteochondrosis of spine, site unspecif...
        • M42.11 Adult osteochondrosis of spine, occipito-atla...
        • M42.12 Adult osteochondrosis of spine, cervical regi...
        • M42.13 Adult osteochondrosis of spine, cervicothorac...
        • M42.14 Adult osteochondrosis of spine, thoracic regi...
        • M42.15 Adult osteochondrosis of spine, thoracolumbar...
        • M42.16 Adult osteochondrosis of spine, lumbar region...
        • M42.17 Adult osteochondrosis of spine, lumbosacral r...
        • M42.18 Adult osteochondrosis of spine, sacral and sa...
        • M42.19 Adult osteochondrosis of spine, multiple site...
      • M42.9 Spinal osteochondrosis, unspecified
The following code(s) above M40.0 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 M40.0:
  • M00-M99
    2021 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    • 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
  • M40
    ICD-10-CM Diagnosis Code M40

    Kyphosis and lordosis

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • congenital kyphosis and lordosis (Q76.4)
    • kyphoscoliosis (M41.-)
    • postprocedural kyphosis and lordosis (M96.-)
    Kyphosis and lordosis
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
Code annotations containing back-references to M40.0:
  • Type 1 Excludes: M42.0
    ICD-10-CM Diagnosis Code M42.0

    Juvenile osteochondrosis of spine

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    • Calvé's disease
    • Scheuermann's disease
    Type 1 Excludes
    • postural kyphosis (M40.0)
ICD-10-CM Codes Adjacent To M40.0
M35.89 Other specified systemic involvement of connective tissue
M35.9 Systemic involvement of connective tissue, unspecified
M36 Systemic disorders of connective tissue in diseases classified elsewhere
M36.0 Dermato(poly)myositis in neoplastic disease
M36.1 Arthropathy in neoplastic disease
M36.2 Hemophilic arthropathy
M36.3 Arthropathy in other blood disorders
M36.4 Arthropathy in hypersensitivity reactions classified elsewhere
M36.8 Systemic disorders of connective tissue in other diseases classified elsewhere
M40 Kyphosis and lordosis
M40.0 Postural kyphosis
M40.00 …… site unspecified
M40.03 …… cervicothoracic region
M40.04 …… thoracic region
M40.05 …… thoracolumbar region
M40.1 Other secondary kyphosis
M40.10 …… site unspecified
M40.12 …… cervical region
M40.13 …… cervicothoracic region
M40.14 …… thoracic region
M40.15 …… thoracolumbar region

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