A69.22 ICD-10-CM Code: Other neurologic disorders in Lyme disease
A69.22 is not a CMS-HCC payment code. MEAT criteria · RAF Calculator · HCC coding software
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FY 2026 Apr update / Certain infectious and parasitic diseases (A00-B99) / Other spirochetal diseases (A65-A69)
A69.22
Billable / SpecificICD-10-CMOfficial ICD-10-CMCodebook guidanceOther neurologic disorders in Lyme disease
This code describes neurological complications from Lyme disease that don't fit into the more common categories like meningitis or encephalitis. These can include nerve inflammation, nerve damage, or other brain and nervous system problems caused by the Lyme disease infection.
CMS-HCC V28
N/A—
Not mapped
CMS-HCC V24
HistoricalHistorical
Not used for CY2026 payment
ACA/HHS
N/A—
Not mapped
ESRD/PACE
N/A—
Not mapped
RXHCC
N/A—
Not mapped
Code Book Path
Inclusion Terms
Official- Cranial neuritis
- Meningoencephalitis
- Polyneuropathy
Excludes 2
OfficialICD-10-CM does not list Excludes 2 notes for A69.22 in this effective period.
Related Child Codes
Includes
OfficialICD-10-CM does not list Includes notes for A69.22 in this effective period.
Excludes 1
OfficialICD-10-CM does not list Excludes 1 notes for A69.22 in this effective period.
Code First
OfficialICD-10-CM does not list Code First sequencing instructions for A69.22 in this effective period.
Use Additional
OfficialICD-10-CM does not list Use Additional Code instructions for A69.22 in this effective period.
Code Also
OfficialICD-10-CM does not list Code Also instructions for A69.22 in this effective period.
Buddy Documentation Tip
Current with CMS: FY2026 ICD-10-CM Apr 1 update (effective Apr 1 – Sep 30, 2026) · CMS-HCC V28, 100% phased in for payment year 2026. FY2027 code set already staged for October 1, 2026. How HCC Buddy stays current →
Is A69.22 an HCC code?
No. A69.22 is a billable ICD-10-CM code with no mapping under the CMS-HCC V28 or V24 community payment models, and none under the ESRD, Part D RxHCC, or HHS-HCC models.
- Code
- A69.22
- Description
- Other neurologic disorders in Lyme disease
- HCC (V28)
- No CMS-HCC V28 mapping
- RAF reference coefficient
- —
- Billable
- Yes
- Payment year
- 2026
Coder workflow notes
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This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A69.22 is the ICD-10-CM diagnosis code for other neurologic disorders in lyme disease. This code describes neurological complications from Lyme disease that don't fit into the more common categories like meningitis or encephalitis. These can include nerve inflammation, nerve damage, or other brain and nervous system problems caused by the Lyme disease infection. A69.22 sits in the ICD-10-CM chapter for certain infectious and parasitic diseases (a00-b99), within the section covering other spirochetal diseases (a65-a69).
A69.22 is a billable ICD-10-CM code, but the current payload does not show a mapping under the CMS-HCC V28 or V24 community payment models, and none under the ESRD, Part D RxHCC, or HHS-HCC models. Do not assign risk adjustment value from this page when no source-backed mapping is shown; verify the applicable model and payment year.
Ensure Lyme disease has been confirmed with appropriate testing (serology or Western blot) before coding this condition, as it requires documented Lyme disease diagnosis.
HCC Buddy maintains structured V28 and V24 mapping, source-labeled coefficient references, and MEAT documentation criteria for A69.22 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.
Coding Tips
- •Ensure Lyme disease has been confirmed with appropriate testing (serology or Western blot) before coding this condition, as it requires documented Lyme disease diagnosis
- •Use this code only when the neurologic manifestation is not better described by other Lyme disease codes (A69.21 for meningitis, A69.23 for encephalitis); review clinical documentation to identify the specific neurologic complication

