-
ICD-10-CM Codes
›
-
H60-H95
›
-
H65-H75
›
-
H70-
›
-
2023 ICD-10-CM Diagnosis Code H70.1
2023 ICD-10-CM Diagnosis Code H70.1
Chronic mastoiditis
2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
- H70.1 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2023 edition of ICD-10-CM H70.1 became effective on October 1, 2022.
- This is the American ICD-10-CM version of H70.1 - other international versions of ICD-10 H70.1 may differ.
Applicable To- Caries of mastoid
- Fistula of mastoid
Type 1 ExcludesType 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 H70.1. 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.
The following code(s) above
H70.1 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
H70.1:
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
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- Mastoiditis (coalescent) (hemorrhagic) (suppurative) H70.9-
ICD-10-CM Diagnosis Code H70.9-
Unspecified mastoiditis
2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
- chronic H70.1- (necrotic) (recurrent)
ICD-10-CM Codes Adjacent To H70.1
H70.01 Subperiosteal abscess of mastoid
H70.09 Acute mastoiditis with other complications
H70.1
Chronic mastoiditis
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.