I87.021Billable
Postthrombotic syndrome with inflammation of right lower extremity
Short description: Postthrombotic syndrome w inflammation of r low extrem
- Chapter
- 9. Diseases of the circulatory system
- Category
- I87
- Effective date
- October 1, 2026
Related codes in category I87
I87Other disorders of veinsI87.0Postthrombotic syndromeI87.00Postthrombotic syndrome without complicationsI87.001Postthrombotic syndrome w/o complications of r low extremYesI87.002Postthrombotic syndrome w/o complications of l low extremYesI87.003Postthrom syndrome w/o complications of bilateral low extrmYesI87.009Postthrombotic syndrome w/o complications of unsp extremityYesI87.01Postthrombotic syndrome with ulcerI87.011Postthrombotic syndrome with ulcer of right lower extremityYesI87.012Postthrombotic syndrome with ulcer of left lower extremityYesI87.013Postthrombotic syndrome w ulcer of bilateral lower extremityYesI87.019Postthrombotic syndrome with ulcer of unsp lower extremityYes
Frequently asked questions
What is ICD-10 code I87.021?
I87.021 is an ICD-10-CM diagnosis code for Postthrombotic syndrome with inflammation of right lower extremity.
Is I87.021 a billable code?
Yes. I87.021 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is I87.021 in?
I87.021 falls under Chapter 9: Diseases of the circulatory system.
When did I87.021 become effective?
I87.021 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to I87.021?
I87.021 belongs to category I87, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.