A52.77
✓ Billable
Syphilis of bone and joint
ICD-10-CM · FY2026 · Certain Infectious and Parasitic Diseases
Code
A52.77
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Certain Infectious and Parasitic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code A52.77?
ICD-10-CM code A52.77 represents Syphilis of bone and joint. It is a billable diagnosis code in the Certain Infectious and Parasitic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is A52.77 billable?
Yes. A52.77 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is A52.77 in?
A52.77 belongs to the Certain Infectious and Parasitic Diseases chapter (A00–B99) of ICD-10-CM.
Related codes in the A52 category
A52
Late syphilis
Non-billable
A52.0
Cardiovascular and cerebrovascular syphilis
Non-billable
A52.1
Symptomatic neurosyphilis
Non-billable
A52.2
Asymptomatic neurosyphilis
Billable
A52.3
Neurosyphilis, unspecified
Billable
A52.7
Other symptomatic late syphilis
Non-billable
A52.8
Late syphilis, latent
Billable
A52.9
Late syphilis, unspecified
Billable
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