The statements from the nursing home can substantiate the expenses paid by your mother for her care. Retain this information in the tax records and you can use this for her medical expenses deduction.Nursing Home - You can include in medical expenses the cost of medical care in a nursing home, home for the aged, or similar institution, for yourself, your spouse, or your dependents. This includes the cost of meals and lodging in the home if a principal reason for being there is to get medical care.
Don't include the cost of meals and lodging if the reason for being in the home is personal. You can, however, include in medical expenses the part of the cost that is for medical or nursing care.
The TurboTax article (and blue hyperlinks) will provide more detail about medical expenses and deduction.
Medical, dental, and vision expenses are reported on Schedule A and entered in the Deductions & Credits section: