M11.17
Non-Billable

Familial chondrocalcinosis, ankle and foot

Non-Billable / Non-Specific Code

What is Familial chondrocalcinosis, ankle and foot?

ICD-10-CM M11.17 is the diagnosis code for Familial chondrocalcinosis, ankle and foot. 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 M11.17

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 M11.17 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 3 entries
M11.171Familial chondrocalcinosis, right ankle and footBillableM11.172Familial chondrocalcinosis, left ankle and footBillableM11.179Familial chondrocalcinosis, unspecified ankle and footBillable
Related Codes

Frequently Asked Questions

Is M11.17 a billable ICD-10-CM code?

No, M11.17 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M11.17 mean?

M11.17 is the ICD-10-CM diagnosis code for "Familial chondrocalcinosis, ankle and foot". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M11.17?

The parent code of M11.17 is M11.1 ("Familial chondrocalcinosis"). M11.17 provides a more specific classification within this category.

What section is M11.17 in?

M11.17 is located in Section M05-M14 — "Inflammatory polyarthropathies" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M11.17?

M11.17 has 3 sub-code(s) that provide more specific detail: M11.171, M11.172, M11.179.

When should I use M11.17?

Use M11.17 when the patients documented diagnosis matches "Familial chondrocalcinosis, ankle and foot" 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 Familial chondrocalcinosis, ankle and foot?

The ICD-10-CM code for Familial chondrocalcinosis, ankle and foot is M11.17.

Can M11.17 be used for primary diagnosis?

No, M11.17 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M11.17 in?

M11.17 is in Chapter 13 of the ICD-10-CM Tabular List.

Is M11.17 valid for 2026?

Yes, M11.17 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM11.169Familial chondrocalcinosis, unspecified kneeNext →M11.171Familial chondrocalcinosis, right ankle and foot
Code Details
M11.17
Familial chondrocalcinosis, ankle and foot
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M05-M14 — Inflammatory polyarthropathies
2026 ICD-10-CM