E28.8 — Other ovarian dysfunction
Is E28.8 billable?
Yes — E28.8 is billable for FY2027. E28.8 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. E28.8 may be submitted for encounters from October 1, 2026 through September 30, 2027.
E28.8 at a glance
| Code | E28.8 |
|---|---|
| Description | Other ovarian dysfunction |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does E28.8 group to?
E28.8 sits in MDC 13 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.
- 742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCCsurgical
- 743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCCsurgical
How is E28.8 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to E28.8. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Hyperovarism
- Hyperthecosis ovary
- Amenorrhea › hyperhormonal
- Hyperfunction › ovarian
- Hypergonadism › ovarian
- Dysfunction › ovary › specified NEC
Excludes1 — never code together
The conditions below can never be reported together with E28.8 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- postprocedural ovarian failure (E89.4-)
Inclusion terms
Alternative wording in documentation that is classified to E28.8.
- Ovarian hyperfunction NOS
Excludes1 — never code together — inherited from Chapter 4
The conditions below can never be reported together with E28.8 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- transitory endocrine and metabolic disorders specific to newborn (P70-P74)
Excludes1 — never code together — inherited from E20-E35
The conditions below can never be reported together with E28.8 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from E28
The conditions below can never be reported together with E28.8 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
How long has E28.8 existed?
E28.8 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.
Which codes are confused with E28.8?
ICD-10-CM declares these codes mutually exclusive with E28.8 — exactly one of each pair can be correct for a given encounter.