M40.20
Non-billableUnspecified kyphosis
Unspecified kyphosis
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- 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)
Code First
The underlying condition must be sequenced before this code
- underlying disease
Child Codes (5)
Also Known As / Clinical Terms
UMLS
- GibbusC0022821
- Gibbus deformityC0022821
- Hunched backC0022821
- HyperkyphosesC0022821
- HyperkyphosisC0022821
- KyphosesC0022821
- KyphosisC0022821
- Kyphosis deformity of spineC0022821
- Kyphosis deformity of spine (disorder)C0022821
- Round backC0022821
- Unspecified kyphosisC0022821
- deformity gibbusC0022821
- gibbusC0022821
- gibbus deformityC0022821
- hunchbackC0022821
- kyphosisC0022821
Frequently Asked Questions
What is the ICD-10 code for unspecified kyphosis?
The ICD-10-CM code for unspecified kyphosis is M40.20. The full clinical description is "Unspecified kyphosis". M40.20 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code M40.20 mean?
ICD-10-CM code M40.20 represents "Unspecified kyphosis". It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a non-billable header code. Use a more specific child code for billing purposes.
Is M40.20 a billable code?
No, M40.20 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 5 child codes under M40.20.
What chapter is M40.20 in?
M40.20 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M40.20?
M40.20 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital kyphosis and lordosis (Q76.4); kyphoscoliosis (M41.-); postprocedural kyphosis and lordosis (M96.-).
What are the subcategories under M40.20?
M40.20 has 5 child codes, including: M40.202 (Unspecified kyphosis, cervical region), M40.203 (Unspecified kyphosis, cervicothoracic region), M40.204 (Unspecified kyphosis, thoracic region), M40.205 (Unspecified kyphosis, thoracolumbar region), and 1 more.
What are the UMLS CUIs for M40.20?
M40.20 is linked to 1 UMLS Concept Unique Identifier: C0022821. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.