M61.4
Non-Billable

Other calcification of muscle

Non-Billable / Non-Specific Code

What is Other calcification of muscle?

ICD-10-CM M61.4 is the diagnosis code for Other calcification of muscle. This code falls under the section "Disorders of muscles" 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.

⛔ Excludes1

Coding Guidelines for M61.4

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as M61.4. They are mutually exclusive:

  • calcific tendinitis NOS (M65.2-)
  • calcific tendinitis of shoulder (M75.3)

ICD-10-CM Code Hierarchy

Understanding where M61.4 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
M61.40Other calcification of muscle, unspecified siteBillableM61.41Other calcification of muscle, shoulderNon-BillableM61.411Other calcification of muscle, right shoulderBillableM61.412Other calcification of muscle, left shoulderBillableM61.419Other calcification of muscle, unspecified shoulderBillableM61.42Other calcification of muscle, upper armNon-BillableM61.421Other calcification of muscle, right upper armBillableM61.422Other calcification of muscle, left upper armBillableM61.429Other calcification of muscle, unspecified upper armBillableM61.43Other calcification of muscle, forearmNon-BillableM61.431Other calcification of muscle, right forearmBillableM61.432Other calcification of muscle, left forearmBillableM61.439Other calcification of muscle, unspecified forearmBillableM61.44Other calcification of muscle, handNon-BillableM61.441Other calcification of muscle, right handBillableM61.442Other calcification of muscle, left handBillableM61.449Other calcification of muscle, unspecified handBillableM61.45Other calcification of muscle, thighNon-BillableM61.451Other calcification of muscle, right thighBillableM61.452Other calcification of muscle, left thighBillableM61.459Other calcification of muscle, unspecified thighBillableM61.46Other calcification of muscle, lower legNon-BillableM61.461Other calcification of muscle, right lower legBillableM61.462Other calcification of muscle, left lower legBillableM61.469Other calcification of muscle, unspecified lower legBillableM61.47Other calcification of muscle, ankle and footNon-BillableM61.471Other calcification of muscle, right ankle and footBillableM61.472Other calcification of muscle, left ankle and footBillableM61.479Other calcification of muscle, unspecified ankle and footBillableM61.48Other calcification of muscle, other siteBillableM61.49Other calcification of muscle, multiple sitesBillable
Related Codes

Frequently Asked Questions

Is M61.4 a billable ICD-10-CM code?

No, M61.4 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does M61.4 mean?

M61.4 is the ICD-10-CM diagnosis code for "Other calcification of muscle". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of M61.4?

The parent code of M61.4 is M61 ("Calcification and ossification of muscle"). M61.4 provides a more specific classification within this category.

What section is M61.4 in?

M61.4 is located in Section M60-M63 — "Disorders of muscles" within Chapter 13 of the ICD-10-CM Tabular List.

What are the sub-codes of M61.4?

M61.4 has 10 sub-code(s) that provide more specific detail: M61.40, M61.41, M61.42, M61.43, M61.44 and more.

When should I use M61.4?

Use M61.4 when the patients documented diagnosis matches "Other calcification of muscle" 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 calcification of muscle?

The ICD-10-CM code for Other calcification of muscle is M61.4.

Can M61.4 be used for primary diagnosis?

No, M61.4 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is M61.4 in?

M61.4 is in Chapter 13 of the ICD-10-CM Tabular List.

What conditions are excluded from M61.4?

Type 1 Excludes for M61.4 include: calcific tendinitis NOS (M65.2-); calcific tendinitis of shoulder (M75.3).

Is M61.4 valid for 2026?

Yes, M61.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousM61.39Calcification and ossification of muscles associated with burns, multiple sitesNext →M61.40Other calcification of muscle, unspecified site
Code Details
M61.4
Other calcification of muscle
Non-Billable / Non-Specific Code
13 — Diseases of the musculoskeletal system and connective tissue (M00-M99)
M60-M63 — Disorders of muscles
2026 ICD-10-CM