2027 ICD-10-CM Diagnosis Code I87.391Chronic venous hypertension (idiopathic) with other complications of right lower extremity

ICD-10-CM Codes›I00–I99›I80-I89›I87

ICD-10-CM I87.391
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

I87.391 is a billable ICD-10-CM diagnosis code for chronic venous hypertension (idiopathic) with other complications of right lower extremity. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 299 through 301. Coders also document this condition as stasis dermatitis. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Postthrombotic syndrome and venous insufficiency/hypertension.

Code Identity

ICD-10-CM Code
I87.391
Billable Status
Yes — Valid for Submission
Code Describes
Chronic venous hypertension (idiopathic) with other complications of right lower extremity
Short Description
Chronic venous hypertension w oth comp of r low extrem
Parent Code
I87.39
Chronic venous hypertension (idiopathic) with other complications

Code Classification

ChapterI00–I99Diseases of the circulatory system
SectionI80-I89Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
CategoryI87Other disorders of veins
This CodeI87.391Chronic venous hypertension (idiopathic) with other complications of right lower extremity

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Stasis dermatitis
  • Stasis dermatitis of right lower extremity due to peripheral venous hypertension

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to I87.391: its own notes plus those printed at I87.3 and Chapter 9. A note printed at a category, block or chapter applies to every code under it.

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

From I87.3 Chronic venous hypertension (idiopathic) applies to 20 codes
  • chronic venous hypertension due to deep vein thrombosis (I87.0-)
  • varicose veins of lower extremities (I83.-)

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 9 (I00-I99) Diseases of the circulatory system applies to 1,433 codes
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name I87.391, its category, or a range that includes it.

Excludes1 1

These codes carry an Excludes1 note naming I87.391: they are not reported together with it, unless the two conditions are unrelated.

  • I87.0 Postthrombotic syndrome
    chronic venous hypertension without deep vein thrombosis (I87.3-) names I87.3-, which includes this code

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR CIR036
Postthrombotic syndrome and venous insufficiency/hypertension
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

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Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert I87.391 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
459.39 Chr venous hyp comp NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About I87.391Overview

Is I87.391 a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report chronic venous hypertension (idiopathic) with other complications of right lower extremity on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does I87.391 group to?

When chronic venous hypertension (idiopathic) with other complications of right lower extremity is the principal diagnosis on an inpatient stay, it groups to MS-DRG 301, 300, 299, with relative weights from 0.7132 to 1.5840 depending on complications. Higher weights mean higher Medicare reimbursement.

Can I87.391 be reported with a code from I87.0?

Not as a rule. The Excludes1 note at I87.3, which applies to I87.391, lists "chronic venous hypertension due to deep vein thrombosis (I87.0-)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).

What is the ICD-9 equivalent of I87.391?

Under the General Equivalence Mappings, chronic venous hypertension (idiopathic) with other complications of right lower extremity converts to ICD-9-CM 459.39 (chr venous hyp comp NEC). The mapping is approximate, so confirm the match fits the documentation.