Geriatric Assessment Guided Interventions to Accelerate Functional Recovery After CAR-T Therapy for Patients 60 Years and Older With B-cell Non-Hodgkin Lymphoma or Multiple Myeloma, GOCART Study

Inclusion Criteria:

* Ability to provide informed consent
* Patient's physician must agree for patient participation. A physician may elect to provide blanket agreement for participation of any eligible CAR-T patient under their care
* Ability to read English, or Spanish. Other languages will be acceptable with site principal investigator (PI) agreement if surveys are available and language does not preclude completing study procedures
* Age: \>= 60 years at the time of enrollment
* Scheduled to receive an Food and Drug Administration (FDA)-approved CAR-T for treatment of multiple myeloma or B-cell non- Hodgkin lymphoma
* Willing and able to complete study requirements
* Patients expect to be able to participate at least once before lymphodepletion with trimodality optimization visits

Exclusion Criteria:

* Prior CAR-T therapy
* Any condition that would, in the Investigator's judgment, contraindicate the patient's participation in the clinical study due to safety concerns with clinical study procedures
* Prospective participants who, in the opinion of the investigator, may not be able to comply with all study procedures (including compliance issues related to feasibility/logistics)