ICDcodes.org
FY2027

S99.201SUnspecified physeal fracture of phalanx of right toe, sequela

BillableUnspecified

Is S99.201S billable?

Yes, but S99.201S is an unspecified code. S99.201S is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, S99.201S 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 S99.201S — the more specific alternatives are listed below.

S99.201S at a glance

CodeS99.201S
DescriptionUnspecified physeal fracture of phalanx of right toe, 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 S99.201S?

In S99.201S, the 7th character S means sequela. The 7th character is required for S99.201S to be a valid, complete code.

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

Which MS-DRGs does S99.201S group to?

S99.201S sits in MDC 21 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.

  • 913Traumatic Injury with MCCmedical
  • 914Traumatic Injury without MCCmedical

How is S99.201S listed in the Alphabetic Index?

The Alphabetic Index lists these routes under S99.20, the nearest indexed parent of S99.201S. Use them to find the family, then select the specific code.

  • Fracture, traumatictoephysealphalanx (abduction) (adduction) (separation)

Use additional code — inherited from Chapter 19

Report an additional code alongside S99.201S to fully describe the condition. S99.201S 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 S99.201S, but a patient may have both at the same time. When documentation supports it, S99.201S and the excluded code may both be reported.

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

Excludes2 — not included here — inherited from S90-S99

The conditions below are not part of S99.201S, but a patient may have both at the same time. When documentation supports it, S99.201S and the excluded code may both be reported.

  • burns and corrosions (T20-T32)
  • fracture of ankle and malleolus (S82.-)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)

How long has S99.201S existed?

S99.201S first appears in FY2018 (FY2017 is not available, so it may have appeared then).

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