A69.20 – Lyme disease, unspecified
ICD-10-CM 2027 diagnosis code · Other spirochetal diseases
ICD-10-CM code
A69.20
- Code
A69.20(claims format:A6920)- Description
- Lyme disease, unspecified
- 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
- A65-A69 Other spirochetal diseases
- Parent codes
- A69 › A69.2
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
A69.2 – Lyme disease
Applicable to:
- Erythema chronicum migrans due to Borrelia burgdorferi
Block A65-A69
Index terms for A69.20
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in A69.2
Frequently asked questions
What is ICD-10 code A69.20?
A69.20 is the ICD-10-CM code for lyme disease, unspecified, in the block A65-A69 (Other spirochetal diseases).
Is A69.20 a billable code?
Yes. A69.20 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A69.20 belong to?
It belongs to category A69 – Other spirochetal infections.
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.