I87.03 – Postthrombotic syndrome with ulcer and inflammation
ICD-10-CM 2027 diagnosis code · Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
- Code
I87.03(claims format:I8703)- Description
- Postthrombotic syndrome with ulcer and inflammation
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 9. Diseases of the circulatory system (I00-I99)
- Block
- I80-I89 Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
- Parent codes
- I87 › I87.0
Billable codes under I87.03
I87.03 is a header code and cannot be used on claims. Choose the most specific code:
- I87.031 – Postthrombotic syndrome with ulcer and inflammation of right lower extremityBillable
- I87.032 – Postthrombotic syndrome with ulcer and inflammation of left lower extremityBillable
- I87.033 – Postthrombotic syndrome with ulcer and inflammation of bilateral lower extremityBillable
- I87.039 – Postthrombotic syndrome with ulcer and inflammation of unspecified lower extremityBillable
Notes for I87.03
- code to specify site and severity of ulcer (L97.-)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
I87.0 – Postthrombotic syndrome
- Chronic venous hypertension due to deep vein thrombosis
- Postphlebitic syndrome
- chronic venous hypertension without deep vein thrombosis (I87.3-)
Index terms for I87.03
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in I87.0
Frequently asked questions
What is ICD-10 code I87.03?
I87.03 is the ICD-10-CM code for postthrombotic syndrome with ulcer and inflammation, in the block I80-I89 (Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified).
Is I87.03 a billable code?
No. I87.03 is a header code with more specific child codes; report one of the billable codes listed above.
What category does I87.03 belong to?
It belongs to category I87 – Other disorders of veins.
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.