Use a child code to capture more detail. ICD Code M79.64 is a non-billable code. To code a diagnosis of this type, you must use one of the six child codes of M79.64 that describes the diagnosis 'pain in hand and fingers' in more detail.
M00-M99Diseases of the musculoskeletal system and connective tissue M65-M67Disorders of synovium and tendon M65-Synovitis and tenosynovitis 2022 ICD-10-CM Diagnosis Code M65.3 2022 ICD-10-CM Diagnosis Code M65.3 Trigger finger 2016201720182019202020212022Non-Billable/Non-Specific Code
Right thumb pain ICD-10-CM M79.644 is grouped within Diagnostic Related Group(s) (MS-DRG v 38.0): 555 Signs and symptoms of musculoskeletal system and connective tissue with mcc
Pain in hand and fingers 1 M00-M99 Diseases of the musculoskeletal system and connective tissue. 2 M79 Other and unspecified soft tissue disorders, not elsewhere classified. 3 M79.6 Pain in limb, hand, foot, fingers and toes.
The 2022 edition of ICD-10-CM M65.3became effective on October 1, 2021.
A painful hand deformity affecting the fingers. It is due to damage of the finger flexor tendons, causing the finger to remain in a locked position.
Pain in joints of unspecified hand 1 M25.549 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2 The 2021 edition of ICD-10-CM M25.549 became effective on October 1, 2020. 3 This is the American ICD-10-CM version of M25.549 - other international versions of ICD-10 M25.549 may differ.
The 2022 edition of ICD-10-CM M25.549 became effective on October 1, 2021.