M12.36
Non-Billable

Palindromic rheumatism, knee

Non-Billable / Non-Specific Code

What is Palindromic rheumatism, knee?

ICD-10-CM M12.36 is the diagnosis code for Palindromic rheumatism, knee. This code falls under the section "Inflammatory polyarthropathies" 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 M12.36

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 M12.36 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
M12.361Palindromic rheumatism, right kneeBillableM12.362Palindromic rheumatism, left kneeBillableM12.369Palindromic rheumatism, unspecified kneeBillable
Related Codes

Frequently Asked Questions

Is M12.36 a billable ICD-10-CM code?

No, M12.36 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M12.36 mean?

M12.36 is the ICD-10-CM diagnosis code for "Palindromic rheumatism, knee". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M12.36?

The parent code of M12.36 is M12.3 ("Palindromic rheumatism"). M12.36 provides a more specific classification within this category.

What section is M12.36 in?

M12.36 is located in Section M05-M14 — "Inflammatory polyarthropathies" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M12.36?

M12.36 has 3 sub-code(s) that provide more specific detail: M12.361, M12.362, M12.369.

When should I use M12.36?

Use M12.36 when the patients documented diagnosis matches "Palindromic rheumatism, knee" 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 Palindromic rheumatism, knee?

The ICD-10-CM code for Palindromic rheumatism, knee is M12.36.

Can M12.36 be used for primary diagnosis?

No, M12.36 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M12.36 in?

M12.36 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M12.36 valid for 2026?

Yes, M12.36 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM12.359Palindromic rheumatism, unspecified hipNext →M12.361Palindromic rheumatism, right knee
Code Details
M12.36
Palindromic rheumatism, knee
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M05-M14 — Inflammatory polyarthropathies
2026 ICD-10-CM