ICD-10-CM M62.81 is the diagnosis code for Muscle weakness (generalized). 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 billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as M62.81. They are mutually exclusive:
Understanding where M62.81 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, M62.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
M62.81 is the ICD-10-CM diagnosis code for "Muscle weakness (generalized)". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of M62.81 is M62.8 ("Other specified disorders of muscle"). M62.81 provides a more specific classification within this category.
M62.81 is located in Section M60-M63 — "Disorders of muscles" within Chapter 13 of the ICD-10-CM Tabular List.
Use M62.81 when the patients documented diagnosis matches "Muscle weakness (generalized)" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Muscle weakness (generalized) is M62.81.
Yes, M62.81 can be used as a primary diagnosis code since it is billable and specific.
M62.81 is in Chapter 13 of the ICD-10-CM Tabular List.
Type 1 Excludes for M62.81 include: muscle weakness in sarcopenia (M62.84).
Yes, M62.81 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.