Billable / Specific Code
ICD-10-CM M90.621 is the diagnosis code for Osteitis deformans in neoplastic diseases, right upper arm. This code falls under the section "Other osteopathies" 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.
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.
Understanding where M90.621 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, M90.621 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
M90.621 is the ICD-10-CM diagnosis code for "Osteitis deformans in neoplastic diseases, right upper arm". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of M90.621 is M90.62 ("Osteitis deformans in neoplastic diseases, upper arm"). M90.621 provides a more specific classification within this category.
M90.621 is located in Section M86-M90 — "Other osteopathies" within Chapter 13 of the ICD-10-CM Tabular List.
Use M90.621 when the patients documented diagnosis matches "Osteitis deformans in neoplastic diseases, right upper arm" 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 Osteitis deformans in neoplastic diseases, right upper arm is M90.621.
Yes, M90.621 can be used as a primary diagnosis code since it is billable and specific.
M90.621 is in Chapter 13 of the ICD-10-CM Tabular List.
Yes, M90.621 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.