M76.51
✓ Billable
Patellar tendinitis, right knee
ICD-10-CM · FY2026 · Diseases of the Musculoskeletal System and Connective Tissue
Code
M76.51
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Musculoskeletal System and Connective Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code M76.51?
ICD-10-CM code M76.51 represents Patellar tendinitis, right knee. It is a billable diagnosis code in the Diseases of the Musculoskeletal System and Connective Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is M76.51 billable?
Yes. M76.51 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is M76.51 in?
M76.51 belongs to the Diseases of the Musculoskeletal System and Connective Tissue chapter (M00–M99) of ICD-10-CM.
Related codes in the M76 category
M76
Enthesopathies, lower limb, excluding foot
Non-billable
M76.0
Gluteal tendinitis
Non-billable
M76.1
Psoas tendinitis
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M76.2
Iliac crest spur
Non-billable
M76.3
Iliotibial band syndrome
Non-billable
M76.4
Tibial collateral bursitis [Pellegrini-Stieda]
Non-billable
M76.5
Patellar tendinitis
Non-billable
M76.6
Achilles tendinitis
Non-billable
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