H70
Non-billableMastoiditis and related conditions
Mastoiditis and related conditions
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Child Codes (5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for mastoiditis and related conditions?
The ICD-10-CM code for mastoiditis and related conditions is H70. The full clinical description is "Mastoiditis and related conditions". H70 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code H70 mean?
ICD-10-CM code H70 represents “Mastoiditis and related conditions”. It is classified under Chapter 8: Diseases of the Ear and Mastoid Process and is a non-billable header code. Use a more specific child code for billing purposes.
Is H70 a billable code?
No, H70 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 H70.
What chapter is H70 in?
H70 is in Chapter 8: Diseases of the Ear and Mastoid Process (codes H60-H95).
What are the subcategories under H70?
H70 has 5 child codes, including: H70.0 (Acute mastoiditis), H70.1 (Chronic mastoiditis), H70.2 (Petrositis), H70.8 (Other mastoiditis and related conditions), and 1 more.
What are the UMLS CUIs for H70?
H70 is linked to 1 UMLS Concept Unique Identifier: C0155442. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does H70 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like mastoiditis and related conditions affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of H70?
H70 maps to the ICD-11 code: AB11.Y (Other specified mastoiditis related conditions).
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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.