Is E34.9 a billable ICD-10-CM code?

Yes. E34.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does E34.9 sit in the tabular list?

Endocrine, nutritional and metabolic diseases (E00-E89), in the block Disorders of other endocrine glands (E20-E35).

What cannot be coded together with E34.9?

E34.9 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above E34.9 (E34) and apply to it just the same.

E34.9

E34.9 — Endocrine disorder, unspecified

Billable / specific codeICD-10-CM

E34.9 is a billable, specific ICD-10-CM code for endocrine disorder, unspecified. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Endocrine disturbance NOS
Hormone disturbance NOS

Excludes1 inherited from the categories above E34.9

These are not written on E34.9, but they bind it: a note on a category applies to every code beneath it. Billing E34.9 with anything listed here is a denial.

Written on E34 — Other endocrine disorders

pseudohypoparathyroidism (E20.1)

Risk adjustment

E34.9 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

How E34.9 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to E34.9.

Dysendocrinism
Complication›endocrine
Deficiency, deficient›endocrine
Disease, diseased›ductless glands
Disease, diseased›endocrine glands or system NEC
Disorder›endocrine
Disturbance›endocrine(gland)
Disturbance›hormones
Dysfunction›endocrine NOS
Dysfunction›gland, glandular NOS
Imbalance›endocrine
Imbalance›hormone

Code history

E34.9 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share E34. If E34.9 is not quite right, the correct code is usually one of these.

Questions about E34.9

Is E34.9 a billable ICD-10-CM code?: Yes. E34.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does E34.9 sit in the tabular list?: Endocrine, nutritional and metabolic diseases (E00-E89), in the block Disorders of other endocrine glands (E20-E35).
What cannot be coded together with E34.9?: E34.9 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above E34.9 (E34) and apply to it just the same.