I87.009 — Postthrombotic syndrome without complications of unspecified extremity
I87.009 is a billable, specific ICD-10-CM code for postthrombotic syndrome without complications of unspecified extremity. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Postthrombotic syndrome NOS
Risk adjustment
I87.009 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
I87.009 is named in 2 Medicare coverage policies — 1 listing it as supporting medical necessity, and 1 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A57305Billing and Coding: Varicose Veins of the Lower Extremity, Treatment ofnot covered
- A52996Billing and Coding: Routine Foot Care
How I87.009 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to I87.009.
- Syndrome›postthrombotic
Related codes at this level
Codes that share I87.00. If I87.009 is not quite right, the correct code is usually one of these.
Questions about I87.009
- Is I87.009 a billable ICD-10-CM code?
- Yes. I87.009 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I87.009 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89).