A55
Billable codeChlamydial lymphogranuloma (venereum)
The ICD-10 code for chlamydial lymphogranuloma (venereum) is A55.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Climatic or tropical bubo
- Durand-Nicolas-Favre disease
- Esthiomene
- Lymphogranuloma inguinale
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- A50Congenital syphilisnon-billable header
- A51Early syphilisnon-billable header
- A52Late syphilisnon-billable header
- A53Other and unspecified syphilisnon-billable header
- A54Gonococcal infectionnon-billable header
- A56Other sexually transmitted chlamydial diseasesnon-billable header
- A57Chancroid
- A58Granuloma inguinale
- A59Trichomoniasisnon-billable header
- A60Anogenital herpesviral [herpes simplex] infectionsnon-billable header
- A63Other predominantly sexually transmitted diseases, not elsewhere classifiednon-billable header
- A64Unspecified sexually transmitted disease
- A55Chlamydial lymphogranuloma (venereum)
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 0991
Associated MS-DRGs
A55 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 727Inflammation of the Male Reproductive System with MCC
- DRG 728Inflammation of the Male Reproductive System without MCC
- DRG 729Other Male Reproductive System Diagnoses with CC/MCC
- DRG 730Other Male Reproductive System Diagnoses without CC/MCC
- DRG 742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCC
- DRG 743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCC
- DRG 757Infections, Female Reproductive System with MCC
- DRG 758Infections, Female Reproductive System with CC
- DRG 759Infections, Female Reproductive System without CC/MCC