R63.2 — Polyphagia
Is R63.2 billable?
Yes — R63.2 is billable for FY2027. R63.2 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. R63.2 may be submitted for encounters from October 1, 2026 through September 30, 2027.
R63.2 at a glance
| Code | R63.2 |
|---|---|
| Description | Polyphagia |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does R63.2 group to?
R63.2 sits in MDC 10 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.
- 640Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes with MCCmedical
- 641Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes without MCCmedical
How is R63.2 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to R63.2. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Cynorexia
- Hyperalimentation
- Hyperphagia
- Overeating
- Polyphagia
- Abnormal, abnormality, abnormalities › increase in appetite
- Appetite › excessive
- Excess, excessive, excessively › eating
- Excess, excessive, excessively › nutrientNEC
Inclusion terms
Alternative wording in documentation that is classified to R63.2.
- Excessive eating
- Hyperalimentation NOS
Excludes1 — never code together — inherited from R63
The conditions below can never be reported together with R63.2 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- bulimia NOS (F50.2-)
Excludes2 — not included here — inherited from Chapter 18
The conditions below are not part of R63.2, but a patient may have both at the same time. When documentation supports it, R63.2 and the excluded code may both be reported.
How long has R63.2 existed?
R63.2 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 R63.2?
ICD-10-CM declares these codes mutually exclusive with R63.2 — exactly one of each pair can be correct for a given encounter.