COVID-19 UPDATE:
Please note our office hours are temporarily changing. Our new hours are:
Dr. Gibbs’ Office: Monday and Wednesday, 8 a.m. to 12 p.m., Tuesday and Thursday, 8 a.m. to 2 p.m.
Dr. Abou-Zeid’s Office: Monday through Thursday, 7 a.m. to 4 p.m.
Please notify us in advance of your appointment if you’re sick or have been exposed to anyone with Coronavirus so we can prepare for your arrival.
Thank you for visiting Cumberland Specialty Group. It’s our mission to bring you specialized care, advanced technologies, and the latest treatments to our community so you can always get excellent medical care close to home. We perform procedures at Cumberland Medical Center and are a proud member of Covenant Medical Group and Covenant Health.
General Surgery

Rick Gibbs, MD
Board Certified in General Surgery
Clinical Interests:
- Pacemakers
- Dialysis catheters
- Bronchoscopy
- Hernia repair
- Laparoscopic surgery
- Minimally invasive and open thoracic surgery
- Breast surgery
- Colon surgery
Residencies:
Cardiothoracic Surgery,
Vanderbilt University Medical Center
Nashville, TN
General Surgery,
Carraway Methodist Medical Center
Birmingham, AL
Medical School:
Mercer University School of Medicine
Macon, GA
Services
Our board-certified surgeon, Dr. Gibbs, performs minimally invasive and traditional surgeries to treat diseases of the digestive tract, endocrine system, abdomen, thyroid, breast, and skin. Learn more about our surgical services.
Surgeries and Conditions Treated
- Abdominal pain
- Appendix removal
- Bowel obstructions
- Breast cancer
- Colonoscopy and colorectal surgery
- Gallbladder inflammation and gallstones
- Gastrointestinal diseases
- Gastroesophageal reflux disease (GERD)
- Hernias
- Inflammatory bowel disease (IBD)
- Liver disease
- Thyroid disorders
- Ulcers
Learn More
For more information about the surgeries and conditions treated by Dr. Gibbs or to schedule an appointment, please call (931) 459-7720.
Office Location
49 Cleveland Street, Suite 310
Crossville, TN 38555
(931) 459-7720
Neurology

Elias Abou-Zeid, MD
Board Certified in Neurology
Fellowship:
Vanderbilt University
Nashville, TN
Residency:
University of Arkansas
Fayetteville, AR
Medical School:
Lebanese University
Services
Our board-certified neurologist, Dr. Elias, provides complete care for patients with diseases of the brain, spinal cord, and nervous system. He’s skilled in the diagnosis and treatment of neurological disorders. Learn more about our neurology services.
Conditions Treated
- Bell’s Palsy
- Dizziness
- Epilepsy and Seizures
- Essential Tremor
- Guillain-Barré Syndrome
- Headache
- Migraine Headaches
- Multiple Sclerosis
- Parkinson’s Disease
- Vertigo (sensation of whirling and loss of balance)
Learn More
For more information about the conditions treated by Dr. Elias or to schedule an appointment, please call (931) 459-7720.
Office Location
49 Cleveland Street, Suite 350
Crossville, TN 38555
(931) 459-7720
Urology

Izzuddin Mansur, MD
Board Certified in Urology
Specialty:
Adult and pediatric urology
Fellowships:
Pediatric Surgery and Urology,
United Hospital Medical Center
Newark, NJ
Pediatric Surgery,
Children’s Hospital of Pittsburgh
Pittsburgh, PA
Residencies:
Urology,
University of Maryland Medical Center
Baltimore, MD
General Surgery,
American University of Beirut Medical Center
Beirut, Lebanon
Medical School:
American University of Beirut School of Medicine
Beirut, Lebanon

Richard Mynatt, MD
Board Certified in Urology
Residency:
Urology,
Duke University
Durham, NC
Medical School:
University of Tennessee College of Medicine
Memphis, TN
Services
Our board-certified urologists provides complete care for patients with diseases of the urinary tract. Learn more about our urology services.
Conditions Treated
- Elevated PSA over 4.0
- Erectile dysfunction
- Kidney stones
- Microscopic or gross hematuria
- Overactive bladder
- Prostate conditions (BPH and prostate cancer)
- Recurrent urinary tract infection
- Renal masses
- Sexual dysfunction
- Urinary discomfort
- Urinary incontinence
- Vasectomy or vasectomy reversal
Learn More
For more information about the conditions treated by Dr. Mansur and Dr. Mynatt or to schedule an appointment, please call (931) 459-7720.
Office Location
49 Cleveland Street, Suite 350
Crossville, TN 38555
(931) 459-7720