M89.4

Non-Billable

ChapterM00–M99

Ranksubcategory

Official Description

Other hypertrophic osteoarthropathy

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).

Instructional Notes

Includes

Marie-Bamberger disease
Pachydermoperiostosis

General instructions are available for the parent sections:

View CH13 Notes View M86-M90 Notes

Clinical Hierarchy

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

M86-M90Other osteopathies (M86-M90)

M89Other disorders of bone

M89.4Other hypertrophic osteoarthropathy

M89.40Other hypertrophic osteoarthropathy, unspecified site

M89.41Other hypertrophic osteoarthropathy, shoulder

M89.42Other hypertrophic osteoarthropathy, upper arm

M89.43Other hypertrophic osteoarthropathy, forearm

M89.44Other hypertrophic osteoarthropathy, hand

M89.45Other hypertrophic osteoarthropathy, thigh

M89.46Other hypertrophic osteoarthropathy, lower leg

M89.47Other hypertrophic osteoarthropathy, ankle and foot

M89.48Other hypertrophic osteoarthropathy, other site

M89.49Other hypertrophic osteoarthropathy, multiple sites

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M89.4:

blockM86-M90

Other osteopathies (M86-M90)

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 M89.4. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths

Clubbed nail pachydermoperiostosis1 unique routes

Direct index entry→M89.4

Osteoarthropathy (hypertrophic)23 unique routes

specified type NEC→M89.4(23 variants)

carpus→M89.4

clavicle→M89.4

femur→M89.4

fibula→M89.4

finger→M89.4

humerus→M89.4

ilium→M89.4