Pinnacle Surgical Partners

06/22/2025

We Are Moving! On July 1, we will be located at:

302 Old Lebanon Dirt Rd
Suite 200
Hermitage, TN 37076

Same phone number (615) 467-4633

We will be closed on the 4th of July.

05/07/2025

Pinnacle Surgical Partners - Neurosurgery is excited to announce the addition of a new neurosurgeon!!! Dr. Holly Zywicke is a board-certified neurosurgeon with 14 years of experience. She treats problems of the nerves, brain, neck, and back. Dr. Zywicke is proud to join Dr. Margaret MacGregor at the Hermitage, TN location. For appointments, referrals, and consultations please call 615-467-4733. Welcome Dr. Zywicke!!!

12/04/2021

Better Technology = Better Patient Outcomes

08/25/2021

Learn how to improve posture and the benefits of posture correction, including whether posture braces, exercises and bras actually work.

07/09/2021

Anything that helps the patients have a better experience is worth trying! This was created by an Intern at the hospital 😀

07/02/2021

Dr. MacGregor has completed 40 of these robotic surgeries in the last six months. The results for our patients is nothing less than amazing!

TRISTAR SUMMIT MEDICAL CENTER EXPANDS SURGICAL SERVICES TO NOW INCLUDE ROBOTIC NAVIGATED SPINE SURGERY

Hermitage, Tenn. (July 1, 2021) — TriStar Summit Medical Center recently expanded surgical services, now offering additional robotic navigated spine surgery, resulting in a faster recovery and return to normal activities for patients. This new surgical technology is designed to improve safety and accuracy within the operating room.

“Robotic assisted technology continues to advance and improve surgical options for our patients,” says Brian Marger, CEO, TriStar Summit Medical Center. “This new technology provides patients with faster healing and recovery,” continues Marger.

The new ExcelsuisGPS® navigation platform improves visualization of patient anatomy and is designed to enhance safety and accuracy within the operating room. This new revolutionary robotic navigation platform is the world’s first technology to combine a rigid robotic arm and full navigation capabilities into one adaptable platform for accurate trajectory alignment in spine surgery.

“The new Globus robot brings the latest in neurological technologies to TriStar Summit to best care for our patients,” said Christopher Storey, MD, PhD, neurosurgeon.

“The GlobusExcelsius GPS robotic system helps us perform neurosurgical procedures more precisely, resulting in less postoperative pain and with less intraoperative radiation. It offers a tremendous advantage in taking care of our patients, and I’m so pleased to be able to use this technology at Summit,” said Margaret MacGregor, MD, FAANS, FACS, neurosurgeon.

TriStar Summit Medical Center continues to invest in new surgical technology to provide the growing community the latest in surgical advancements. To find out more about the Surgical Services offered at TriStar Summit visit our website: https://tristarhealth.com/specialties/robotic-surgery/

Photo: Neurosurgeons performing robotic assisted spine surgery are Christopher Storey, MD, and Margaret MacGregor, MD, shown here next to the new Globus robot.

06/19/2021

Still looking for a Father’s Day Gift? Here are a few like!

As Father's Day approaches, give the gift of wellness with ideas and tips for healthy gifts for dads.

04/30/2021

We love supporting local businesses and we definitely support this one. She owns Three restaurants downtown and one on Charlotte Pike in Nashville. Congratulations!

Maneet Chauhan’s culinary success netted $40,000 to help restaurants struggling through the pandemic.

04/16/2021

Dr. MacGregor was the first surgeon certified on this surgical platform in Middle Tennessee. She has successfully completed over 30 robotic assisted surgeries since it arrived November of 2020.

TriStar Summit Medical Center continues to expand surgical services in our Robotic Center of Excellence. TriStar Summit now offers robotically navigated spine surgery, resulting in faster recovery and return to normal daily activities. For more details on the surgical services offered at TriStar Summit visit our website: https://tristarhealth.com/specialties/robotic-surgery/

03/17/2021

We just ❤️ our patients, it's why we do what we do!

03/13/2021

If you're looking for the vaccine in TN, here is how to go about it.

The number of places to get a COVID vaccination in Tennessee continues to grow as the state receives more doses each week.

02/28/2021

A resource to help you find a vaccine in your State. www.planyourvaccine.com

Everything you need to know about getting a Covid-19 vaccination as the rollout extends across the U.S.