Welcome @dana3881. I added your question to the Transplants support group and the Visiting Mayo Clinic support group as well.

In hospital grooming services are available. I suggest contacting Mayo Concierge Services. They can provide names and details. Here's how to reach them:
- Phone: 507-538-8438
- Live Chat: https://www.mayoclinic.org/patient-visitor-guide
- Email: concierge@mayo.edu
- Web form: https://www.mayoclinic.org/patient-visitor-guide/minnesota/becoming-a-patient/concierge-travel-services
- In-person in Rochester MN: Lobby hours are 8:00-5:00 Monday through Friday. Offices are located in the International Center in the Mayo Mathew’s Lobby, Executive Lounge on Mayo 5, Radiation Oncology Lobby – Desk R

As a transplant recipient who stayed at Mayo Rochester, @rosemarya may have some first-hand experience with getting a haircut while at Mayo.
Dana, will you be accompanying your brother as his caregiver?