Is O03.33 a billable ICD-10-CM code?

Yes. O03.33 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does O03.33 sit in the tabular list?

Pregnancy, childbirth and the puerperium (O00-O9A), in the block Pregnancy with abortive outcome (O00-O08).

O03.33

O03.33 — Metabolic disorder following incomplete spontaneous abortion

Billable / specific codeICD-10-CM

O03.33 is a billable, specific ICD-10-CM code for metabolic disorder following incomplete spontaneous abortion. It is valid for submission on a claim.

Risk adjustment

O03.33 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.

Medicare coverage

O03.33 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A57189Billing and Coding: Serum Magnesium

How O03.33 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 O03.33.

Abortion›incomplete›complicated›electrolyte imbalance
Abortion›incomplete›complicated›metabolic disorder

Related codes at this level

Codes that share O03.3. If O03.33 is not quite right, the correct code is usually one of these.

Questions about O03.33

Is O03.33 a billable ICD-10-CM code?: Yes. O03.33 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does O03.33 sit in the tabular list?: Pregnancy, childbirth and the puerperium (O00-O9A), in the block Pregnancy with abortive outcome (O00-O08).