M00.1

Non-Billable

ChapterM00–M99

Ranksubcategory

Official Description

Pneumococcal arthritis and polyarthritis

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).

General instructions are available for the parent sections:

View CH13 Notes View M00 Notes

Clinical Hierarchy

CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)

M00-M02Infectious arthropathies (M00-M02)

M00Pyogenic arthritis

M00.1Pneumococcal arthritis and polyarthritis

M00.10Pneumococcal arthritis, unspecified joint

M00.11Pneumococcal arthritis, shoulder

M00.12Pneumococcal arthritis, elbow

M00.13Pneumococcal arthritis, wrist

M00.14Pneumococcal arthritis, hand

M00.15Pneumococcal arthritis, hip

M00.16Pneumococcal arthritis, knee

M00.17Pneumococcal arthritis, ankle and foot

M00.18Pneumococcal arthritis, vertebrae

M00.19Pneumococcal polyarthritis

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M00.1:

categoryM00

Pyogenic arthritis

View context instructions

chapterCH13

Diseases of the musculoskeletal system and connective tissue (M00-M99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to M00.1. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

10 raw paths

Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute)10 unique routes

pneumococcal→M00.1(10 variants)

ankle→M00.1

elbow→M00.1

hand joint→M00.1

hip→M00.1

knee→M00.1

multiple site→M00.1

shoulder→M00.1

vertebra→M00.1

wrist→M00.1