Q27
Non-Billable

Other congenital malformations of peripheral vascular system

Non-Billable / Non-Specific Code

What is Other congenital malformations of peripheral vascular system?

ICD-10-CM Q27 is the diagnosis code for Other congenital malformations of peripheral vascular system. This code falls under the section "Congenital malformations of the circulatory system" within Chapter 17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

â„šī¸ Excludes2

Coding Guidelines for Q27

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in Q27. If the patient has both, code each condition separately:

  • anomalies of cerebral and precerebral vessels (Q28.0-Q28.3)
  • anomalies of coronary vessels (Q24.5)
  • anomalies of pulmonary artery (Q25.5-Q25.7)
  • congenital retinal aneurysm (Q14.1)
  • hemangioma and lymphangioma (D18.-)

ICD-10-CM Code Hierarchy

Understanding where Q27 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 7 entries
Q27.0Congenital absence and hypoplasia of umbilical arteryBillableQ27.1Congenital renal artery stenosisBillableQ27.2Other congenital malformations of renal arteryBillableQ27.3Arteriovenous malformation (peripheral)Non-BillableQ27.30Arteriovenous malformation, site unspecifiedBillableQ27.31Arteriovenous malformation of vessel of upper limbBillableQ27.32Arteriovenous malformation of vessel of lower limbBillableQ27.33Arteriovenous malformation of digestive system vesselBillableQ27.34Arteriovenous malformation of renal vesselBillableQ27.39Arteriovenous malformation, other siteBillableQ27.4Congenital phlebectasiaBillableQ27.8Other specified congenital malformations of peripheral vascular systemBillableQ27.9Congenital malformation of peripheral vascular system, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is Q27 a billable ICD-10-CM code?

No, Q27 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does Q27 mean?

Q27 is the ICD-10-CM diagnosis code for "Other congenital malformations of peripheral vascular system". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is Q27 in?

Q27 is located in Section Q20-Q28 — "Congenital malformations of the circulatory system" within Chapter 17 of the ICD-10-CM Tabular List.

What are the sub-codes of Q27?

Q27 has 7 sub-code(s) that provide more specific detail: Q27.0, Q27.1, Q27.2, Q27.3, Q27.4 and more.

When should I use Q27?

Use Q27 when the patients documented diagnosis matches "Other congenital malformations of peripheral vascular system" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other congenital malformations of peripheral vascular system?

The ICD-10-CM code for Other congenital malformations of peripheral vascular system is Q27.

Can Q27 be used for primary diagnosis?

No, Q27 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is Q27 in?

Q27 is in Chapter 17 of the ICD-10-CM Tabular List.

Is Q27 valid for 2026?

Yes, Q27 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousQ26.9Congenital malformation of great vein, unspecifiedNext →Q27.0Congenital absence and hypoplasia of umbilical artery
Code Details
Q27
Other congenital malformations of peripheral vascular system
Non-Billable / Non-Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q20-Q28 — Congenital malformations of the circulatory system
2026 ICD-10-CM