1. ICD-10-CM Codes
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2. C00-D49 Neoplasms
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3. C69-C72 Malignant neoplasms of eye, brain and other parts of central nervous system
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4. C71- Malignant neoplasm of brain
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5. 2021 ICD-10-CM Diagnosis Code C71

2021 ICD-10-CM Diagnosis Code C71

Malignant neoplasm of brain

2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code

• C71 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
• The 2021 edition of ICD-10-CM C71 became effective on October 1, 2020.
• This is the American ICD-10-CM version of C71 - other international versions of ICD-10 C71 may differ.

• A primary or metastatic malignant neoplasm affecting the brain.
• Cancer of the brain is usually called a brain tumor. There are two main types. A primary brain tumor starts in the brain. A metastatic brain tumor starts somewhere else in the body and moves to the brain. Brain tumors can be benign, with no cancer cells, or malignant, with cancer cells that grow quickly.brain tumors can cause many symptoms. Some of the most common are
  • headaches, usually worse in the morning
  • nausea and vomiting
  • changes in your ability to talk, hear, or see
  • problems with balance or walking
  • problems with thinking or memory
  • muscle jerking or twitching
  • numbness or tingling in arms or legs
  doctors diagnose brain tumors by doing a neurologic exam and tests including an mri, ct scan, and biopsy. People with brain tumors have several treatment options. The options are surgery, radiation therapy, and chemotherapy. Many people get a combination of treatments. nih: national cancer institute

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.