D17.9 Benign lipomatous neoplasm, unspecified

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Benign lipomatous neoplasm, unspecified is D17.9 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
D10-D36: Benign neoplasms, except benign neuroendocrine tumors (D10-D36)
Category D17
20 codes (16 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to D17.9:

  • Fibromyxolipoma
  • Myxolipoma
  • Lipoma
  • Lipoma › intramuscular
  • Lipoma › infiltrating
  • Lipoma › spindle cell
  • Lipoma › pleomorphic
  • Lipoma › fetal

Inclusion Terms

  • Lipoma NOS

U.S. Hospital Utilization

  • An estimated 7,840 U.S. inpatient stays in 2023 included D17.9 among the documented diagnoses.
  • 150 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Tx of primary site (TOC entry)

a. Admission/Encounter for treatment of primary site ............................................................. 33

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.2.a
Tx of secondary site (TOC entry)

b. Admission/Encounter for treatment of secondary site .......................................................... 33

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.2.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

D17 Benign lipomatous neoplasm

Related Codes in D17

D17 Benign lipomatous neoplasm D17.0 Benign lipomatous neoplasm of skin and subcutaneous tissue of head, face and neck D17.1 Benign lipomatous neoplasm of skin and subcutaneous tissue of trunk D17.2 Benign lipomatous neoplasm of skin and subcutaneous tissue of limb D17.20 Benign lipomatous neoplasm of skin and subcutaneous tissue of unspecified limb D17.21 Benign lipomatous neoplasm of skin and subcutaneous tissue of right arm D17.22 Benign lipomatous neoplasm of skin and subcutaneous tissue of left arm D17.23 Benign lipomatous neoplasm of skin and subcutaneous tissue of right leg D17.24 Benign lipomatous neoplasm of skin and subcutaneous tissue of left leg D17.3 Benign lipomatous neoplasm of skin and subcutaneous tissue of other and unspecified sites D17.30 Benign lipomatous neoplasm of skin and subcutaneous tissue of unspecified sites D17.39 Benign lipomatous neoplasm of skin and subcutaneous tissue of other sites D17.4 Benign lipomatous neoplasm of intrathoracic organs D17.5 Benign lipomatous neoplasm of intra-abdominal organs D17.6 Benign lipomatous neoplasm of spermatic cord D17.7 Benign lipomatous neoplasm of other sites D17.71 Benign lipomatous neoplasm of kidney D17.72 Benign lipomatous neoplasm of other genitourinary organ D17.79 Benign lipomatous neoplasm of other sites
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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