L89.1
Non-Billable

Pressure ulcer of back

Non-Billable / Non-Specific Code

What is Pressure ulcer of back?

ICD-10-CM L89.1 is the diagnosis code for Pressure ulcer of back. This code falls under the section "Other disorders of the skin and subcutaneous tissue" within Chapter 12 — Diseases of the skin and subcutaneous tissue (L00-L99). 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.

Coding Guidelines for L89.1

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where L89.1 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 6 entries
L89.10Pressure ulcer of unspecified part of backNon-BillableL89.100Pressure ulcer of unspecified part of back, unstageableBillableL89.101Pressure ulcer of unspecified part of back, stage 1BillableL89.102Pressure ulcer of unspecified part of back, stage 2BillableL89.103Pressure ulcer of unspecified part of back, stage 3BillableL89.104Pressure ulcer of unspecified part of back, stage 4BillableL89.106Pressure-induced deep tissue damage of unspecified part of backBillableL89.109Pressure ulcer of unspecified part of back, unspecified stageBillableL89.11Pressure ulcer of right upper backNon-BillableL89.110Pressure ulcer of right upper back, unstageableBillableL89.111Pressure ulcer of right upper back, stage 1BillableL89.112Pressure ulcer of right upper back, stage 2BillableL89.113Pressure ulcer of right upper back, stage 3BillableL89.114Pressure ulcer of right upper back, stage 4BillableL89.116Pressure-induced deep tissue damage of right upper backBillableL89.119Pressure ulcer of right upper back, unspecified stageBillableL89.12Pressure ulcer of left upper backNon-BillableL89.120Pressure ulcer of left upper back, unstageableBillableL89.121Pressure ulcer of left upper back, stage 1BillableL89.122Pressure ulcer of left upper back, stage 2BillableL89.123Pressure ulcer of left upper back, stage 3BillableL89.124Pressure ulcer of left upper back, stage 4BillableL89.126Pressure-induced deep tissue damage of left upper backBillableL89.129Pressure ulcer of left upper back, unspecified stageBillableL89.13Pressure ulcer of right lower backNon-BillableL89.130Pressure ulcer of right lower back, unstageableBillableL89.131Pressure ulcer of right lower back, stage 1BillableL89.132Pressure ulcer of right lower back, stage 2BillableL89.133Pressure ulcer of right lower back, stage 3BillableL89.134Pressure ulcer of right lower back, stage 4BillableL89.136Pressure-induced deep tissue damage of right lower backBillableL89.139Pressure ulcer of right lower back, unspecified stageBillableL89.14Pressure ulcer of left lower backNon-BillableL89.140Pressure ulcer of left lower back, unstageableBillableL89.141Pressure ulcer of left lower back, stage 1BillableL89.142Pressure ulcer of left lower back, stage 2BillableL89.143Pressure ulcer of left lower back, stage 3BillableL89.144Pressure ulcer of left lower back, stage 4BillableL89.146Pressure-induced deep tissue damage of left lower backBillableL89.149Pressure ulcer of left lower back, unspecified stageBillableL89.15Pressure ulcer of sacral regionNon-BillableL89.150Pressure ulcer of sacral region, unstageableBillableL89.151Pressure ulcer of sacral region, stage 1BillableL89.152Pressure ulcer of sacral region, stage 2BillableL89.153Pressure ulcer of sacral region, stage 3BillableL89.154Pressure ulcer of sacral region, stage 4BillableL89.156Pressure-induced deep tissue damage of sacral regionBillableL89.159Pressure ulcer of sacral region, unspecified stageBillable
Related Codes

Frequently Asked Questions

Is L89.1 a billable ICD-10-CM code?

No, L89.1 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does L89.1 mean?

L89.1 is the ICD-10-CM diagnosis code for "Pressure ulcer of back". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of L89.1?

The parent code of L89.1 is L89 ("Pressure ulcer"). L89.1 provides a more specific classification within this category.

What section is L89.1 in?

L89.1 is located in Section L80-L99 — "Other disorders of the skin and subcutaneous tissue" within Chapter 12 of the ICD-10-CM Tabular List.

What are the sub-codes of L89.1?

L89.1 has 6 sub-code(s) that provide more specific detail: L89.10, L89.11, L89.12, L89.13, L89.14 and more.

When should I use L89.1?

Use L89.1 when the patients documented diagnosis matches "Pressure ulcer of back" 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 Pressure ulcer of back?

The ICD-10-CM code for Pressure ulcer of back is L89.1.

Can L89.1 be used for primary diagnosis?

No, L89.1 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is L89.1 in?

L89.1 is in Chapter 12 of the ICD-10-CM Tabular List.

Is L89.1 valid for 2026?

Yes, L89.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousL89.029Pressure ulcer of left elbow, unspecified stageNext →L89.10Pressure ulcer of unspecified part of back
Code Details
L89.1
Pressure ulcer of back
Non-Billable / Non-Specific Code
12 — Diseases of the skin and subcutaneous tissue (L00-L99)
L80-L99 — Other disorders of the skin and subcutaneous tissue
2026 ICD-10-CM