O26.642 — Intrahepatic cholestasis of pregnancy, second trimester
Is O26.642 billable?
Yes — O26.642 is billable for FY2027. O26.642 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. O26.642 may be submitted for encounters from October 1, 2026 through September 30, 2027.
O26.642 at a glance
| Code | O26.642 |
|---|---|
| Description | Intrahepatic cholestasis of pregnancy, second trimester |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does O26.642 group to?
O26.642 sits in MDC 14 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.
- 817Other Antepartum Diagnoses with O.R. Procedures with MCCsurgical
- 818Other Antepartum Diagnoses with O.R. Procedures with CCsurgical
- 819Other Antepartum Diagnoses with O.R. Procedures without CC/MCCsurgical
As a secondary diagnosis, O26.642 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is O26.642 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under O26.64, the nearest indexed parent of O26.642. Use them to find the family, then select the specific code.
- Pregnancy › complicated by › cholestasis (single) (uterine)
Excludes1 — never code together — inherited from Chapter 15
The conditions below can never be reported together with O26.642 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- supervision of normal pregnancy (Z34.-)
Use additional code — inherited from Chapter 15
Report an additional code alongside O26.642 to fully describe the condition. O26.642 is sequenced first.
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Use additional code — inherited from O26.6
Report an additional code alongside O26.642 to fully describe the condition. O26.642 is sequenced first.
- code to identify the specific disorder
Use additional code — inherited from O26.64
Report an additional code alongside O26.642 to fully describe the condition. O26.642 is sequenced first.
- code for hepatic obstruction (K76.89)
Excludes2 — not included here — inherited from Chapter 15
The conditions below are not part of O26.642, but a patient may have both at the same time. When documentation supports it, O26.642 and the excluded code may both be reported.
Excludes2 — not included here — inherited from O20-O29
The conditions below are not part of O26.642, but a patient may have both at the same time. When documentation supports it, O26.642 and the excluded code may both be reported.
Excludes2 — not included here — inherited from O26.6
The conditions below are not part of O26.642, but a patient may have both at the same time. When documentation supports it, O26.642 and the excluded code may both be reported.
- hepatorenal syndrome following labor and delivery (O90.41)
How long has O26.642 existed?
O26.642 first appears in FY2024.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.