Is C85.90 a billable ICD-10-CM code?

Yes. C85.90 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does C85.90 sit in the tabular list?

Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).

C85.90

C85.90 — Non-Hodgkin lymphoma, unspecified, unspecified site

Billable / specific codeICD-10-CM

C85.90 is a billable, specific ICD-10-CM code for non-hodgkin lymphoma, unspecified, unspecified site. It is valid for submission on a claim.

Risk adjustment

C85.90 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

HCC 21 Lymphoma and Other Cancers0.671 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

C85.90 is named in 50 Medicare coverage policies — 50 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A52450Billing and Coding: Paclitaxel (e.g., Taxol®/Abraxane ™)
A52479Oral Anticancer Drugs - Policy Article
A52479Oral Anticancer Drugs - Policy Article
A52479Oral Anticancer Drugs - Policy Article

How C85.90 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 C85.90.

Lymphoma(of) (malignant)
Pyelonephritis›in›lymphoma NEC

Related codes at this level

Codes that share C85.9. If C85.90 is not quite right, the correct code is usually one of these.

Questions about C85.90

Is C85.90 a billable ICD-10-CM code?: Yes. C85.90 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does C85.90 sit in the tabular list?: Neoplasms (C00-D49), in the block Malignant neoplasms of lymphoid, hematopoietic and related tissue (C81-C96).