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ICD-10-CM Codes
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H60-H95
Diseases of the ear and mastoid process
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H65-H75
Diseases of middle ear and mastoid
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H70-
Mastoiditis and related conditions
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2022 ICD-10-CM Diagnosis Code H70.2
2022 ICD-10-CM Diagnosis Code H70.2
Petrositis
2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
- H70.2 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2022 edition of ICD-10-CM H70.2 became effective on October 1, 2021.
- This is the American ICD-10-CM version of H70.2 - other international versions of ICD-10 H70.2 may differ.
Applicable To- Inflammation of petrous bone
The following code(s) above
H70.2 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
H70.2:
- Inflammation of petrous bone.
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
Code annotations containing back-references to H70.2:
ICD-10-CM Codes Adjacent To H70.2
H70.09 Acute mastoiditis with other complications
H70.1 Chronic mastoiditis
H70.2
Petrositis
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
