ICDcodes.org
FY2027

S86.029SLaceration of unspecified Achilles tendon, sequela

BillableUnspecified

Is S86.029S billable?

Yes, but S86.029S is an unspecified code. S86.029S is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, S86.029S is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting S86.029S — the more specific alternatives are listed below.

S86.029S at a glance

CodeS86.029S
DescriptionLaceration of unspecified Achilles tendon, sequela
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "S"sequela

What does the 7th character "S" mean in S86.029S?

In S86.029S, the 7th character S means sequela. The 7th character is required for S86.029S to be a valid, complete code.

Same condition, different episode of care — switch the 7th character:

Which MS-DRGs does S86.029S group to?

S86.029S sits in MDC 09 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 604Trauma to the Skin, Subcutaneous Tissue and Breast with MCCmedical
  • 605Trauma to the Skin, Subcutaneous Tissue and Breast without MCCmedical

How is S86.029S listed in the Alphabetic Index?

The Alphabetic Index lists these routes under S86.02, the nearest indexed parent of S86.029S. Use them to find the family, then select the specific code.

  • LacerationAchilles tendon
  • InjuryAchilles tendonlaceration
  • LacerationtendonAchilles

Use additional code — inherited from Chapter 19

Report an additional code alongside S86.029S to fully describe the condition. S86.029S is sequenced first.

  • code to identify any retained foreign body, if applicable (Z18.-)

Excludes2 — not included here — inherited from Chapter 19

The conditions below are not part of S86.029S, but a patient may have both at the same time. When documentation supports it, S86.029S and the excluded code may both be reported.

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)

Excludes2 — not included here — inherited from S80-S89

The conditions below are not part of S86.029S, but a patient may have both at the same time. When documentation supports it, S86.029S and the excluded code may both be reported.

  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)
  • insect bite or sting, venomous (T63.4)

Excludes2 — not included here — inherited from S86

The conditions below are not part of S86.029S, but a patient may have both at the same time. When documentation supports it, S86.029S and the excluded code may both be reported.

  • injury of muscle, fascia and tendon at ankle (S96.-)
  • injury of patellar ligament (tendon) (S76.1-)
  • sprain of joints and ligaments of knee (S83.-)

Code also — inherited from S86

Two codes may be needed to describe the condition fully. Whether S86.029S is sequenced first depends on the reason for the encounter.

  • any associated open wound (S81.-)

How long has S86.029S existed?

S86.029S has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.