DepartmentOur Team Close [Back to Overview](/departments/neurosurgery/functional-neurosurgery)## Explore department Request an Appointment ## Request an Appointment Request an Appointment ##### By Phone For general scheduling or help finding the right provider, call to speak to a member of our care team. ##### Schedule Online If you’ve already seen a provider in this department, you can request a follow-up with them in MyChart. [Schedule With MyChart](https://mychart.bmc.org/) Close Dialog Refer a Patient ## Refer a Patient Refer a Patient Hours of Operation: Monday - Friday 8:30 a.m. – 5 p.m. Phone: [617.638.6756](tel:617.638.6756) Please Note:Referring providers may fax referrals to 617-638-6756. Close Dialog ## Functional Neurosurgery # Our Team Explore Functional Neurosurgery ### Pratik Rohatgi, MD, FAANS ![neurosurgery department provider headshot](https://assets.bmc.org/transform/8aa3b90c-cbaf-43d9-a629-8fc281235feb/Pratik-Rohatgi-neurosurgery-jpg?io=transform:fill,width:333,height:500&format=jpg) Neurosurgeon ### Main Location 1 Boston Medical Center Pl Boston, MA 02118 ### Contact [617.638.8456](tel:617.638.8456) Request an Appointment ## Request an Appointment Request an Appointment ### Existing Patients Online: [Schedule With MyChart](https://mychart.bmc.org/)By phone: [Call 617.638.8456](tel:617.638.8456) ### New Patients By phone: [Call 617.638.8456](tel:617.638.8456) Close Dialog Refer a Patient ## Refer a Patient Refer a Patient Phone: [617.638.8456](tel:617.638.8456) Close Dialog [See Full Bio](/about-us/directory/doctor/pratik-rohatgi-md) ### Katelyn C. Bird, MD ![](https://assets.bmc.org/transform/12f6cfaf-b9bc-422d-98ad-0685e1e26d85/Bird_Katelyn-jpg?io=transform:fill,width:333,height:500&format=jpg) Neurologist ### Main Location [1 Boston Medical Center Pl Boston, MA 02118](https://www.google.com/maps/search/?q=1+Boston+Medical+Center+Pl+Boston%2C+MA+02118) ### Contact [617.638.8456](tel:617.638.8456) Request an Appointment ## Request an Appointment Request an Appointment ### Existing Patients Online: [Schedule With MyChart](https://mychart.bmc.org/)By phone: [Call 617.638.8456](tel:617.638.8456) ### New Patients By phone: [Call 617.638.8456](tel:617.638.8456) [Book with ZocDoc](https://www.zocdoc.com/doctor/katelyn-bird-md-322780?isNewPatient=true) Close Dialog Refer a Patient ## Refer a Patient Refer a Patient Phone: [617.638.8456](tel:617.638.8456) Close Dialog [See Full Bio](/about-us/directory/doctor/katelyn-c-bird-md) ### Ariel H Marks, MD ![](https://assets.bmc.org/transform/535410d0-ffa8-4c67-a9ad-e4ca2e679e81/Ariel-Marks_633_2x3?io=transform:fill,width:333,height:500&format=jpg) Neurologist ### Main Location [1 Boston Medical Center Pl Boston, MA 02118](https://www.google.com/maps/search/?q=1+Boston+Medical+Center+Pl+Boston%2C+MA+02118) ### Contact [617.638.8000](tel:617.638.8000) Request an Appointment ## Request an Appointment Request an Appointment ### Existing Patients Online: [Schedule With MyChart](https://mychart.bmc.org/)By phone: [Call 617.638.8000](tel:617.638.8000) ### New Patients By phone: [Call 617.638.8000](tel:617.638.8000) [Book with ZocDoc](https://www.zocdoc.com/doctor/ariel-marks-md-322774?isNewPatient=true) Close Dialog Refer a Patient ## Refer a Patient Refer a Patient Phone: [617.638.8000](tel:617.638.8000) Close Dialog [See Full Bio](/about-us/directory/doctor/ariel-h-marks-md)