
Overview
Dr. Zenonos became the associate director of the UPMC Center for Cranial Base Surgery in July 2019 after receiving extensive formal subspecialization in his field. He is one of a handful of board-certified neurosurgeons to have completed two fellowships in skull base surgery. At the University of Pittsburgh, one fellowship focused on endoscopic and minimally invasive approaches, and the other centered on complex open skull base approaches. His fellowship at the University of Miami was on complex cranial and cerebrovascular neurosurgery.
Dr. Zenonos is rated as an Experienced provider by MediFind in the treatment of Brain Herniation. His top areas of expertise are Chordoma, Meningioma, Cerebrospinal Fluid Leak, Gamma Knife Radiosurgery, and Cerebral Artery Bypass Surgery.
His clinical research consists of co-authoring 127 peer reviewed articles and participating in 2 clinical trials. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- OTHER MEDICARE PART D
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- HMO
- MANAGED MEDICAID PLAN
- HMO
- MANAGED MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
200 Lothrop Street, A402 UPMC Presbyterian, Pittsburgh, PA 15213
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
2 Clinical Trials
UPMC Neurological Institute - Presbyterian
Dr. Friedlander is the Chair of the Department of Neurological Surgery and the Walter E. Dandy Distinguished Professor of Neurological Surgery, Neurology, and Neurobiology at the University of Pittsburgh School of Medicine. Clinically, he focuses on the operative management of complex cerebrovascular disorders, Chiari Malformations, and brain tumors. Before joining UPMC, Dr. Friedlander was Professor of Neurosurgery at Harvard Medical School and Vice Chair of Neurosurgery and associate director of cerebrovascular surgery at Brigham and Women’s Hospital in Boston. Dr. Friedlander is rated as an Advanced provider by MediFind in the treatment of Brain Herniation. His top areas of expertise are Chiari Malformation Type 1, Brain Herniation, Chiari Malformation, Awake Craniotomy, and Carotid Artery Surgery.
UPMC Neurological Institute - Presbyterian
Dr. Moossy is professor of neurological surgery at the University of Pittsburgh School of Medicine, director of the Center for Pain Management at UPMC, and chief of neurosurgery at Veterans Affairs Pittsburgh Healthcare System. He practices general neurosurgery with a special interest in the surgical management of medically intractable pain. Dr. Moossy received his medical degree from Tulane University in New Orleans and completed a surgical internship and neurosurgery residency at Duke University in Durham, N.C. He is board-certified in neurological surgery. Dr. Moossy’s publications include six book chapters and 11 articles in peer-reviewed journals such as Spine, Journal of Neurosurgery, and Neurosurgery. John Moossy, MD, specializes in neurosurgery and is certified by the American Board of Neurological Surgery. He practices at University of Pittsburgh Physicians, Department of Neurosurgery and is affiliated with UPMC Shadyside, UPMC St Margaret, UPMC Presbyterian, and UPMC Mercy. He completed his residency at Duke University School of Medicine and medical degree at Tulane University School of Medicine. Dr. Moossy is rated as an Advanced provider by MediFind in the treatment of Brain Herniation. His top areas of expertise are Thrombophlebitis, Neuralgia, Chronic Pain, Sacral Nerve Stimulation, and Rhizotomy.
Allegheny Clinic
Jody Leonardo is a Neurosurgery provider in Wexford, Pennsylvania. Dr. Leonardo is rated as a Distinguished provider by MediFind in the treatment of Brain Herniation. Her top areas of expertise are Hydrocephalus, Arachnoid Cysts, Cerebellum Agenesis Hydrocephaly, Vertebroplasty, and Endoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Elite
- ChordomaDr. Zenonos isElite. Learn about Chordoma.
- Distinguished
- Cerebrospinal Fluid LeakDr. Zenonos isDistinguished. Learn about Cerebrospinal Fluid Leak.
- MeningiomaDr. Zenonos isDistinguished. Learn about Meningioma.
- Advanced
- Bone TumorDr. Zenonos isAdvanced. Learn about Bone Tumor.
- Brain AbscessDr. Zenonos isAdvanced. Learn about Brain Abscess.
- Brain AneurysmDr. Zenonos isAdvanced. Learn about Brain Aneurysm.
- Brain TumorDr. Zenonos isAdvanced. Learn about Brain Tumor.
- Cerebral Artery Bypass SurgeryDr. Zenonos isAdvanced. Learn about Cerebral Artery Bypass Surgery.
- Chiari MalformationDr. Zenonos isAdvanced. Learn about Chiari Malformation.
- Experienced
- Acoustic NeuromaDr. Zenonos isExperienced. Learn about Acoustic Neuroma.
- Acromegaloid Facial Appearance SyndromeDr. Zenonos isExperienced. Learn about Acromegaloid Facial Appearance Syndrome.
- AcromegalyDr. Zenonos isExperienced. Learn about Acromegaly.
- ApoplexyDr. Zenonos isExperienced. Learn about Apoplexy.
- Arachnoid CystsDr. Zenonos isExperienced. Learn about Arachnoid Cysts.
- AstrocytomaDr. Zenonos isExperienced. Learn about Astrocytoma.


