S02.40CB — Maxillary fracture, right side, initial encounter for open fracture
Is S02.40CB billable?
Yes — S02.40CB is billable for FY2027. S02.40CB is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S02.40CB may be submitted for encounters from October 1, 2026 through September 30, 2027.
S02.40CB at a glance
| Code | S02.40CB |
|---|---|
| Description | Maxillary fracture, right side, initial encounter for open fracture |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "B" | initial encounter for open fracture |
What does the 7th character "B" mean in S02.40CB?
In S02.40CB, the 7th character B means initial encounter for open fracture. The 7th character is required for S02.40CB to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S02.40CB group to?
S02.40CB sits in MDC Pre and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 011Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with MCCsurgical
- 012Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with CCsurgical
- 013Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy without CC/MCCsurgical
As a secondary diagnosis, S02.40CB is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG. It also carries Hospital-Acquired Condition category 05.
How is S02.40CB listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S02.40C, the nearest indexed parent of S02.40CB. Use them to find the family, then select the specific code.
- Fracture, traumatic › maxilla, maxillary › right side (abduction) (adduction) (separation)
Use additional code — inherited from Chapter 19
Report an additional code alongside S02.40CB to fully describe the condition. S02.40CB 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 S02.40CB, but a patient may have both at the same time. When documentation supports it, S02.40CB and the excluded code may both be reported.
Excludes2 — not included here — inherited from S00-S09
The conditions below are not part of S02.40CB, but a patient may have both at the same time. When documentation supports it, S02.40CB and the excluded code may both be reported.
- burns and corrosions (T20-T32)
- effects of foreign body in ear (T16)
- effects of foreign body in larynx (T17.3)
- effects of foreign body in mouth NOS (T18.0)
- effects of foreign body in nose (T17.0-T17.1)
- effects of foreign body in pharynx (T17.2)
- effects of foreign body on external eye (T15.-)
- frostbite (T33-T34)
- insect bite or sting, venomous (T63.4)
Code also — inherited from S00-S09
Two codes may be needed to describe the condition fully. Whether S02.40CB is sequenced first depends on the reason for the encounter.
- for any associated infection
Code also — inherited from S02
Two codes may be needed to describe the condition fully. Whether S02.40CB is sequenced first depends on the reason for the encounter.
- any associated intracranial injury (S06.-)
How long has S02.40CB existed?
S02.40CB 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.