A70 – Chlamydia psittaci infections
ICD-10-CM 2027 diagnosis code · Other diseases caused by chlamydiae
ICD-10-CM code
A70
- Code
A70(claims format:A70)- Description
- Chlamydia psittaci infections
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- A70-A74 Other diseases caused by chlamydiae
Notes for A70
Applicable to:
- Ornithosis
- Parrot fever
- Psittacosis
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block A70-A74
Index terms for A70
Entries in the ICD-10-CM alphabetic index that lead to this code:
Frequently asked questions
What is ICD-10 code A70?
A70 is the ICD-10-CM code for chlamydia psittaci infections, in the block A70-A74 (Other diseases caused by chlamydiae).
Is A70 a billable code?
Yes. A70 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.