2027 ICD-10-CM Diagnosis Code M89.512Osteolysis, left shoulder
ICD-10-CM Codes›M00–M99›M86-M90›M89
- Billable — Valid for Submission
- Not Chronic
M89.512 is a billable ICD-10-CM diagnosis code for osteolysis, left shoulder. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 564 through 566. Coders also document this condition as osteoarthritis of bilateral acromioclavicular joints. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified bone disease and musculoskeletal deformities.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Osteoarthritis of bilateral acromioclavicular joints
- Osteolysis of acromial end of bilateral clavicles
- Osteolysis of acromial end of clavicle
- Osteolysis of left distal clavicle
- Osteolysis of right distal clavicle
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to M89.512: its own notes plus those printed at M89.5, block M86-M90, and Chapter 13. A note printed at a category, block or chapter applies to every code under it.
Excludes1
Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.
- postprocedural osteopathies (M96.-)
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
- periprosthetic osteolysis of internal prosthetic joint (T84.05-)
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Use Additional Code
Add a second code, after this one, to fully describe the condition.
Notes
General instructions on how these codes are used.
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name M89.512, its category, or a range that includes it.
Code First 1
These codes say to code first a condition named in the note, and M89.512 is one of the conditions named.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Clinical InformationClinical
Osteolysis
dissolution of bone that particularly involves the removal or loss of calcium.
Patient EducationClinical
Bone Diseases
Your bones help you move, give you shape and support your body. They are living tissues that rebuild constantly throughout your life. During childhood and your teens, your body adds new bone faster than it removes old bone. After about age 20, you can lose bone faster than you make bone.
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert M89.512 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About M89.512Overview
What is the ICD-10 code for osteolysis, left shoulder?
The ICD-10-CM code for osteolysis, left shoulder is M89.512 (sometimes written as M89512). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
Is M89.512 (Osteolysis, shoulder) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report osteolysis, left shoulder on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does M89.512 group to?
When osteolysis, left shoulder is the principal diagnosis on an inpatient stay, it groups to MS-DRG 564, 566, 565, with relative weights from 0.7374 to 1.4909 depending on complications. Higher weights mean higher Medicare reimbursement.
Can M89.512 be reported with a code from M96?
Not as a rule. The Excludes1 note at block M86-M90, which applies to M89.512, lists "postprocedural osteopathies (M96.-)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).
