A52.09 – Other cardiovascular syphilis
ICD-10-CM 2027 diagnosis code · Infections with a predominantly sexual mode of transmission
ICD-10-CM code
A52.09
- Code
A52.09(claims format:A5209)- Description
- Other cardiovascular syphilis
- 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
- A50-A64 Infections with a predominantly sexual mode of transmission
- Parent codes
- A52 › A52.0
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block A50-A64
Excludes1 (not coded here):
Excludes2 (not included here):
- human immunodeficiency virus [HIV] disease (B20)
Index terms for A52.09
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Gumma, artery
- Phlebitis, syphilitic
- Arteritis, syphilitic
- Endarteritis, syphilitic
- Erosion, spine, aneurysmal
- Aneurysm, spinal, syphilitic
- Arteritis, syphilitic, spinal
- Aneurysm, pulmonary, syphilitic
- Aneurysm, innominate, syphilitic
- Aneurysm, subclavian, syphilitic
- Aneurysm, mediastinal, syphilitic
- Syphilis, syphilitic, portal vein
- Syphilis, syphilitic, mesarteritis
- Aneurysm, syphilitic, spine, spinal
- Aneurysm, carotid artery, syphilitic
- Syphilis, syphilitic, hepatic artery
- Claudication, spinal cord, syphilitic
- Syphilis, syphilitic, pulmonary, artery
- Thrombosis, thrombotic, portal, due to syphilis
- Syphilis, syphilitic, occlusive arterial disease
- Thrombosis, thrombotic, spinal cord, due to syphilis
Related codes in A52.0
- A52.00 – Cardiovascular syphilis, unspecifiedBillable
- A52.01 – Syphilitic aneurysm of aortaBillable
- A52.02 – Syphilitic aortitisBillable
- A52.03 – Syphilitic endocarditisBillable
- A52.04 – Syphilitic cerebral arteritisBillable
- A52.05 – Other cerebrovascular syphilisBillable
- A52.06 – Other syphilitic heart involvementBillable
Frequently asked questions
What is ICD-10 code A52.09?
A52.09 is the ICD-10-CM code for other cardiovascular syphilis, in the block A50-A64 (Infections with a predominantly sexual mode of transmission).
Is A52.09 a billable code?
Yes. A52.09 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A52.09 belong to?
It belongs to category A52 – Late syphilis.
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.