Primary osteoarthritis NOS
Localized, primary osteoarthritis
Osteoarthritis, primary localized
M19.91 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM M19.91 became effective on October 1, 2022.
This is the American ICD-10-CM version of M19.91 – other international versions of ICD-10 M19.91 may differ.