Katherine Nathanson is a Medical Genetics provider in Philadelphia, Pennsylvania. Dr. Nathanson is rated as a Distinguished provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Pheochromocytoma, Cowden Syndrome, Peutz-Jeghers Syndrome, and Hypothalamic Hamartomas. Dr. Nathanson is currently accepting new patients.

Adam Haydt is a primary care provider, practicing in Family Medicine in Hamburg, Pennsylvania. Dr. Haydt is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Phacomatosis Pigmentovascularis, Hypothalamic Hamartomas, Linear Nevus Sebaceous Syndrome, and Cowden Syndrome.

James Evans is a Neurosurgery provider in Philadelphia, Pennsylvania. Dr. Evans is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Meningioma, Pituitary Tumor, Prolactinoma, Septoplasty, and Gamma Knife Radiosurgery. Dr. Evans is currently accepting new patients.

Maria Bonanni is a Medical Genetics specialist and a Nurse Practitioner in Philadelphia, Pennsylvania. Ms. Bonanni is rated as a Distinguished provider by MediFind in the treatment of Cowden Syndrome. Her top areas of expertise are Phacomatosis Pigmentovascularis, Cowden Syndrome, Hypothalamic Hamartomas, and Peutz-Jeghers Syndrome. Ms. Bonanni is currently accepting new patients.

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 Cowden Syndrome. Her top areas of expertise are Bladder Cancer, Renal Cell Carcinoma (RCC), Muscle Invasive Bladder Cancer, Nephrectomy, and Cystectomy.

Molly Marous, MD, specializes in dermatology and is board-certified by the American Board of Dermatology. She practices at Pittsburgh Skin Dermatology and Mohs Surgery and is affiliated with UPMC St. Margaret. Dr. Marous completed her medical degree at Geisinger Commonwealth School of Medicine and residency and fellowship at the University of Rochester Medical Center. Dr. Marous is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. Her top areas of expertise are Nevoid Basal Cell Carcinoma Syndrome, Cavernous Lymphangioma, Ruvalcaba Syndrome, and Lhermitte-Duclos Disease.

Emily Chu is a Dermatologist in Philadelphia, Pennsylvania. Her top areas of expertise are Bowen's Disease, Warts, Melanoma, and Actinic Keratosis. Dr. Chu is currently accepting new patients.

Steven Fakharzadeh is a Dermatologist in Philadelphia, Pennsylvania. His top areas of expertise are Psoriasis, Lamellar Ichthyosis, Plaque Psoriasis, and Trimethylaminuria. Dr. Fakharzadeh is currently accepting new patients.

Petar Mamula is a Pediatric Gastroenterologist and a Gastroenterologist in Philadelphia, Pennsylvania. Dr. Mamula is rated as an Advanced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Lhermitte-Duclos Disease, Bannayan-Riley-Ruvalcaba Syndrome, Cowden Syndrome, Endoscopy, and Colonoscopy.

Eric Zager is a Neurosurgery provider in Philadelphia, Pennsylvania. Dr. Zager has been practicing medicine for over 43 years and is rated as an Advanced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Thoracic Outlet Syndrome, Hydrocephalus, Neurofibromatosis, Awake Craniotomy, and Gastrostomy. Dr. Zager is currently accepting new patients.

Thomas Davis is a primary care provider, practicing in Internal Medicine in Danville, Pennsylvania. Dr. Davis has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Zika Virus Disease, Microcephaly with Spastic Quadriplegia, Microcephaly, and Autosomal Recessive Primary Microcephaly.

Dr. Lunsford is the Lars Leksell Professor and Distinguished Professor of neurological surgery at the University of Pittsburgh School of Medicine. He is also the director of the Center for Image-Guided Neurosurgery and the Residency Training Program at UPMC. Dr. Lunsford is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Meningioma, Acoustic Neuroma, Schwannoma, Gamma Knife Radiosurgery, and Rhizotomy.

Janet Kuzmishin, MD, specializes in gastroenterology and is certified by the American Board of Internal Medicine. She practices at University of Pittsburgh Physicians, Department of Medicine, Division of Gastroenterology, and the Digestive Disorders Center at Magee-Womens Hospital, and is affiliated with UPMC Mercy, UPMC Presbyterian, and UPMC Magee-Womens Hospital. She completed her fellowship at University of Chicago, medical degree at University of Pennsylvania Health System, and fellowship at University of Chicago. Dr. Kuzmishin is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. Her top areas of expertise are Gastroesophageal Reflux Disease (GERD), Ulcerative Colitis, Irritable Bowel Syndrome (IBS), Colonoscopy, and Gastrectomy.

David T. Fernandes-Cabral, MD, specializes in neurosurgery. He practices at UPMC Neurological Institute - Mercy. Dr. Fernandes-Cabral received his medical degree from Universidad Central de Venezuela José María Vargas School of Medicine and completed his residency and fellowship at the University of Pittsburgh School of Medicine. Dr. Fernandes is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Brain Stem Cancer, Central Pain Syndrome, Cerebral Cavernous Malformation, Posterior Fossa Tumor, and Endoscopy.

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 Cowden Syndrome. His top areas of expertise are Chordoma, Meningioma, Cerebrospinal Fluid Leak, Gamma Knife Radiosurgery, and Cerebral Artery Bypass Surgery.

Elena Morariu, MD, is certified in internal medicine and endocrinology, diabetes, and metabolism by the American Board of Internal Medicine. She practices at UPMC Endocrinology & Diabetes Center, Monroeville and is affiliated with UPMC Presbyterian, UPMC Muncy, UPMC Williamsport, and UPMC Magee-Womens Hospital. She completed her fellowship, residency, and medical degree at University of Pittsburgh School of Medicine. Are you already a patient of this provider and have a MyUPMC account? Log in to MyUPMC to schedule. Dr. Morariu is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. Her top areas of expertise are Follicular Thyroid Cancer, Thyroid Cancer, Thyroid Nodule, Papillary Thyroid Cancer, and Thyroidectomy.

William Delfyett, MD, specializes in neuroradiology and diagnostic radiology and is certified by the American Board of Radiology. He practices at University of Pittsburgh Physicians, Department of Radiology and is affiliated with UPMC Mercy, UPMC Bedford, UPMC McKeesport, UPMC St Margaret, UPMC Shadyside, UPMC Presbyterian, UPMC Magee-Womens Hospital, UPMC Hamot, UPMC Northwest, UPMC Altoona, UPMC Jameson, UPMC Passavant, and UPMC East. He completed his fellowship at Duke University Medical Center. Dr. Delfyett is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Stroke, Subarachnoid Hemorrhage, Cerebellar Multiple System Atrophy, Thrombectomy, and Gastrostomy.

Harry Sahi is a primary care provider, practicing in Internal Medicine in Lemoyne, Pennsylvania. Dr. Sahi is rated as an Experienced provider by MediFind in the treatment of Cowden Syndrome. His top areas of expertise are Hypothyroidism, Obesity in Children, Gerstmann Syndrome, and Dysgraphia.

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 Cowden Syndrome. His top areas of expertise are Prolactinoma, Papillary Thyroid Cancer, Thyroid Cancer, and Follicular Thyroid Cancer.

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 Cowden Syndrome. His top areas of expertise are Chordoma, Pituitary Tumor, Meningioma, Endoscopic Transnasal Transsphenoidal Surgery, and Nerve Decompression.