M85.3
Non-Billable

Osteitis condensans

Non-Billable / Non-Specific Code

What is Osteitis condensans?

ICD-10-CM M85.3 is the diagnosis code for Osteitis condensans. This code falls under the section "Disorders of bone density and structure" within Chapter 13 — Diseases of the musculoskeletal system and connective tissue (M00-M99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for M85.3

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where M85.3 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
M85.30Osteitis condensans, unspecified siteBillableM85.31Osteitis condensans, shoulderNon-BillableM85.311Osteitis condensans, right shoulderBillableM85.312Osteitis condensans, left shoulderBillableM85.319Osteitis condensans, unspecified shoulderBillableM85.32Osteitis condensans, upper armNon-BillableM85.321Osteitis condensans, right upper armBillableM85.322Osteitis condensans, left upper armBillableM85.329Osteitis condensans, unspecified upper armBillableM85.33Osteitis condensans, forearmNon-BillableM85.331Osteitis condensans, right forearmBillableM85.332Osteitis condensans, left forearmBillableM85.339Osteitis condensans, unspecified forearmBillableM85.34Osteitis condensans, handNon-BillableM85.341Osteitis condensans, right handBillableM85.342Osteitis condensans, left handBillableM85.349Osteitis condensans, unspecified handBillableM85.35Osteitis condensans, thighNon-BillableM85.351Osteitis condensans, right thighBillableM85.352Osteitis condensans, left thighBillableM85.359Osteitis condensans, unspecified thighBillableM85.36Osteitis condensans, lower legNon-BillableM85.361Osteitis condensans, right lower legBillableM85.362Osteitis condensans, left lower legBillableM85.369Osteitis condensans, unspecified lower legBillableM85.37Osteitis condensans, ankle and footNon-BillableM85.371Osteitis condensans, right ankle and footBillableM85.372Osteitis condensans, left ankle and footBillableM85.379Osteitis condensans, unspecified ankle and footBillableM85.38Osteitis condensans, other siteBillableM85.39Osteitis condensans, multiple sitesBillable
Related Codes

Frequently Asked Questions

Is M85.3 a billable ICD-10-CM code?

No, M85.3 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M85.3 mean?

M85.3 is the ICD-10-CM diagnosis code for "Osteitis condensans". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M85.3?

The parent code of M85.3 is M85 ("Other disorders of bone density and structure"). M85.3 provides a more specific classification within this category.

What section is M85.3 in?

M85.3 is located in Section M80-M85 — "Disorders of bone density and structure" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M85.3?

M85.3 has 10 sub-code(s) that provide more specific detail: M85.30, M85.31, M85.32, M85.33, M85.34 and more.

When should I use M85.3?

Use M85.3 when the patients documented diagnosis matches "Osteitis condensans" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Osteitis condensans?

The ICD-10-CM code for Osteitis condensans is M85.3.

Can M85.3 be used for primary diagnosis?

No, M85.3 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M85.3 in?

M85.3 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M85.3 valid for 2026?

Yes, M85.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM85.2Hyperostosis of skullNext →M85.30Osteitis condensans, unspecified site
Code Details
M85.3
Osteitis condensans
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M80-M85 — Disorders of bone density and structure
2026 ICD-10-CM