M86.5
Non-Billable

Other chronic hematogenous osteomyelitis

Non-Billable / Non-Specific Code

What is Other chronic hematogenous osteomyelitis?

ICD-10-CM M86.5 is the diagnosis code for Other chronic hematogenous osteomyelitis. This code falls under the section "Other osteopathies" 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 M86.5

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 M86.5 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
M86.50Other chronic hematogenous osteomyelitis, unspecified siteBillableM86.51Other chronic hematogenous osteomyelitis, shoulderNon-BillableM86.511Other chronic hematogenous osteomyelitis, right shoulderBillableM86.512Other chronic hematogenous osteomyelitis, left shoulderBillableM86.519Other chronic hematogenous osteomyelitis, unspecified shoulderBillableM86.52Other chronic hematogenous osteomyelitis, humerusNon-BillableM86.521Other chronic hematogenous osteomyelitis, right humerusBillableM86.522Other chronic hematogenous osteomyelitis, left humerusBillableM86.529Other chronic hematogenous osteomyelitis, unspecified humerusBillableM86.53Other chronic hematogenous osteomyelitis, radius and ulnaNon-BillableM86.531Other chronic hematogenous osteomyelitis, right radius and ulnaBillableM86.532Other chronic hematogenous osteomyelitis, left radius and ulnaBillableM86.539Other chronic hematogenous osteomyelitis, unspecified radius and ulnaBillableM86.54Other chronic hematogenous osteomyelitis, handNon-BillableM86.541Other chronic hematogenous osteomyelitis, right handBillableM86.542Other chronic hematogenous osteomyelitis, left handBillableM86.549Other chronic hematogenous osteomyelitis, unspecified handBillableM86.55Other chronic hematogenous osteomyelitis, femurNon-BillableM86.551Other chronic hematogenous osteomyelitis, right femurBillableM86.552Other chronic hematogenous osteomyelitis, left femurBillableM86.559Other chronic hematogenous osteomyelitis, unspecified femurBillableM86.56Other chronic hematogenous osteomyelitis, tibia and fibulaNon-BillableM86.561Other chronic hematogenous osteomyelitis, right tibia and fibulaBillableM86.562Other chronic hematogenous osteomyelitis, left tibia and fibulaBillableM86.569Other chronic hematogenous osteomyelitis, unspecified tibia and fibulaBillableM86.57Other chronic hematogenous osteomyelitis, ankle and footNon-BillableM86.571Other chronic hematogenous osteomyelitis, right ankle and footBillableM86.572Other chronic hematogenous osteomyelitis, left ankle and footBillableM86.579Other chronic hematogenous osteomyelitis, unspecified ankle and footBillableM86.58Other chronic hematogenous osteomyelitis, other siteBillableM86.59Other chronic hematogenous osteomyelitis, multiple sitesBillable
Related Codes

Frequently Asked Questions

Is M86.5 a billable ICD-10-CM code?

No, M86.5 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M86.5 mean?

M86.5 is the ICD-10-CM diagnosis code for "Other chronic hematogenous osteomyelitis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M86.5?

The parent code of M86.5 is M86 ("Osteomyelitis"). M86.5 provides a more specific classification within this category.

What section is M86.5 in?

M86.5 is located in Section M86-M90 — "Other osteopathies" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M86.5?

M86.5 has 10 sub-code(s) that provide more specific detail: M86.50, M86.51, M86.52, M86.53, M86.54 and more.

When should I use M86.5?

Use M86.5 when the patients documented diagnosis matches "Other chronic hematogenous osteomyelitis" 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 Other chronic hematogenous osteomyelitis?

The ICD-10-CM code for Other chronic hematogenous osteomyelitis is M86.5.

Can M86.5 be used for primary diagnosis?

No, M86.5 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M86.5 in?

M86.5 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M86.5 valid for 2026?

Yes, M86.5 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM86.49Chronic osteomyelitis with draining sinus, multiple sitesNext →M86.50Other chronic hematogenous osteomyelitis, unspecified site
Code Details
M86.5
Other chronic hematogenous osteomyelitis
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M86-M90 — Other osteopathies
2026 ICD-10-CM