Dr. Maranchie is a surgical oncologist specializing in urologic cancers of the urinary tract and male genitalia.  She completed urology residency at Harvard University in 1999, followed by a fellowship in Urologic Oncology at the National Cancer Institute.  Her practice is focused on the care of patients with cancer of the kidney, bladder and testis, employing minimally invasive approaches, nephron-sparing and nerve-sparing surgery and urinary tract reconstruction.  She has specialty expertise in familial or inherited cancer syndromes, offering targeted surveillance with organ-preserving surgery when indicated. LGBTQIA+ Affirming: This provider has completed training on how to create a safe, comfortable, and welcoming environment for LGBTQIA+ patients. This provider may or may not offer LGBTQIA+ specific medical or surgical care. Please ask when scheduling. Dr. Maranchie is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. Her top areas of expertise are Bladder Cancer, Renal Cell Carcinoma (RCC), Muscle Invasive Bladder Cancer, Nephrectomy, and Cystectomy.

Marie Errera is an Ophthalmologist in Pittsburgh, Pennsylvania. Dr. Errera is rated as an Advanced provider by MediFind in the treatment of Hypothalamic Hamartomas. Her top areas of expertise are Neuroretinitis, Uveitis, Hypothalamic Hamartomas, Von Hippel-Lindau (VHL) Syndrome, and Vitrectomy. Dr. Errera is currently accepting new patients.

Gabrielle Bonhomme, MD, specializes in neuro-ophthalmology & comprehensive ophthalmology and is certified in ophthalmology by the American Board of Ophthalmology. She practices at University of Pittsburgh Physicians, Department of Ophthalmology and is affiliated with UPMC St Margaret and UPMC Presbyterian. She completed her medical degree at University of Pennsylvania Health System. Dr. Bonhomme is rated as an Advanced provider by MediFind in the treatment of Hypothalamic Hamartomas. Her top areas of expertise are Papilledema, Increased Intracranial Pressure, Optic Neuritis, and Tieche-Jadassohn Nevus.

Lawrence Lunsford is a Neurosurgery provider in Pittsburgh, Pennsylvania. Dr. Lunsford is rated as an Advanced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Meningioma, Acoustic Neuroma, Schwannoma, Gamma Knife Radiosurgery, and Rhizotomy.

James Castellano, MD, PhD, is a neurologist and is certified in neurology and epilepsy by the American Board of Psychiatry and Neurology. Dr. Castellano joined the UPMC Epilepsy Division in 2018. He is an assistant professor of Neurology at the University of Pittsburgh School of Medicine. He received his medical degree from the Icahn School of Medicine at Mount Sinai in New York and completed his residency and fellowship at Montefiore Medical Center. Dr. Castellano is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Post-Traumatic Epilepsy, Generalized Tonic-Clonic Seizure, Seizures, and Epilepsy.

Ajay Niranjan, MD, specializes in neurosurgery. He practices at the University of Pittsburgh Physicians, Department of Neurological Surgery and is affiliated with UPMC Presbyterian.  Dr. Niranjan is associate professor of neurological surgery at the University of Pittsburgh School of Medicine. He received his medical degree from King George’s Medical College in Lucknow, India, where he also completed his neurosurgical residency. Dr. Niranjan then completed a fellowship in image-guided neurosurgery at the University of Pittsburgh. A leading expert on stereotactic radiosurgery, Dr. Niranjan has helped develop guidelines for stereotactic radiosurgery for trigeminal neuralgia, pituitary adenomas, arteriovenous malformations, acoustic neuromas, and brain metastases. Dr. Niranjan has co-authored more than 120 articles in journals such as Neurosurgery, Journal of Neurosurgery, and Journal of Neuro-oncology; contributed more than 55 book chapters; and edited two books on stereotactic radiosurgery. Dr. Niranjan is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Schwannoma, Brain Tumor, Metastatic Brain Tumor, Gamma Knife Radiosurgery, and Rhizotomy.

Dr. Gardner is the Peter J. Jannetta Endowed Chair of neurological surgery at the University of Pittsburgh School of Medicine and director of the Center for Skull Base Surgery. He specializes in endoscopic endonasal skull base surgery, pituitary tumors, Neuroendoport brain surgery, and vascular neurosurgery. Dr. Gardner is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Chordoma, Pituitary Tumor, Meningioma, Endoscopic Transnasal Transsphenoidal Surgery, and Nerve Decompression.

Anto Bagic is a Neurologist and a Sleep Medicine provider in Pittsburgh, Pennsylvania. Dr. Bagic is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Seizures, Epilepsy, Generalized Tonic-Clonic Seizure, and Memory Loss.

Jorge Gonzalez-Martinez is a Neurosurgery provider in Pittsburgh, Pennsylvania. Dr. Gonzalez-Martinez is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Epilepsy, Seizures, Absence Seizure, Deep Brain Stimulation, and Awake Craniotomy.

Shirley Mcelhattan is a primary care provider, practicing in Internal Medicine in Pittsburgh, Pennsylvania. Dr. Mcelhattan is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. Her top areas of expertise are Phacomatosis Pigmentovascularis, Phacomatosis Pigmentokeratotica, Peutz-Jeghers Syndrome, and Tieche-Jadassohn Nevus.

Allison Verenna is a primary care provider, practicing in Family Medicine in Aspinwall, Pennsylvania. Dr. Verenna is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. Her top areas of expertise are Sinusitis, Empyema, Pseudohypoaldosteronism Type 2, and Liddle Syndrome.

Dr. Mahmud holds board certifications in endocrinology, obesity medicine and internal medicine. His clinical interests are neuroendocrinology (pituitary and adrenal disorders), obesity medicine, thyroid cancer and diabetes management. He is a part of the neuroendocrine unit, specializing in perioperative management of pituitary and skull base surgery patients. He also specializes in obesity medicine and participates in our clinic's medical weight loss programs. Dr. Mahmud is rated as an Experienced provider by MediFind in the treatment of Hypothalamic Hamartomas. His top areas of expertise are Prolactinoma, Papillary Thyroid Cancer, Thyroid Cancer, and Follicular Thyroid Cancer.