USF Health Department of Neurosurgery

Julia N. Smith is a clinical nurse who delivers integrative and evidence-based nursing care in collaboration with an inpatient multidisciplinary team of physicians, advanced practice providers, specialists, support staff and registered nurses. She earned her Master of Science in Nursing at the University of Tampa and Bachelor of Science in Nursing at the University of South Florida. Smith is proficient in the knowledge and skills of antepartum electronic fetal monitoring and perinatal testing. She performs charge nurse and preceptor responsibilities on a 49-bed, high-risk obstetrical unit. Smith is affiliated with the Florida Association of Nurse Practitioners and received the CVS Health Foundation Scholarship, McNichols Scholarship and the TGH Nurses Week Scholarship. She is also a member of the Sigma Theta Tau International Honor Society of Nursing.

Dr. Walgampaya is a board-certified internal medicine physician. After completing his undergraduate studies in biology and pre-medicine, Dr. Walgampaya received his medical degree from St. George's University School of Medicine in Grenada, West Indies. He completed his internal medicine residency program at Seton Hall University/St. Michael's Medical Center in Newark, NJ. Previously, Dr. Walgampaya served as a medical director, chief medical officer and coroner, worked in an emergency room, and practiced both traditional and outpatient internal medicine. In his spare time, he enjoys volunteering, reading, traveling, gardening, cycling and running. Treats patients 18 years of age and older.

Dr. Kervin 'Keri' Doctor is a board-certified family medicine physician. After attending the State University of New York to study biology, she received her pre-medical diploma from the University Medical School of Debrecen in Debrecen, Hungary. Dr. Doctor earned her medical degree from the Windsor University School of Medicine in Cayon, St. Kitts. She completed her first year of residency in the LSU Rural Family Medicine Residency Program and the remainder at Cahaba Medical Care Family Medicine Residency Program.

Dr. Doctor has participated in medical mission and international work in India serving rural, tribal and indigent populations and assisting setup of new clinics in these areas. She is a member of several professional organizations including the American Academy of Family Physicians, American Medical Association, Association of American Physicians of Indian Origins and American Medical Women's Association.

Dr. Doctor treats patients of all ages.

Dr. Chain is a board-certified family medicine physician. After graduating from Laurentian University in Ontario, Canada, Dr. Chain attended medical school at St. Matthew's University in Grand Cayman, Cayman Islands. He completed both family medicine and primary care sports medicine residency programs at the University of Connecticut/Saint Francis Hospital and Medical Center, where he served as chief resident.

Dr. Chain is a member of the American Academy of Family Physicians (AAFP), American Medical Society for Sports Medicine (AMSSM) and Connecticut Academy of Family Physicians (CAFP). Previously, he volunteered as a member of the medical professional team for the Boston Marathon and as an assistant coach for the North Bay Down Syndrome Society Special Olympic athletes. Dr. Chain is fluent in both English and French.

Dr. Chain treats patients of all ages.
Dr. Chain is recognized by the NCQA Diabetes Recognition Program.

Dr. Farrales is a medical graduate of Manila Central University in the Philipines and completed his family practice residency at Howard University Hospital in Washington, D.C. He relocated to Florida after his residency and for over 15 years worked as a hospital-employed physician and a private practitioner in Ocala and Williston prior to joining the Tampa General Medical Group in January of 2013. His experience includes comprehensive, robust family care practice delivery in rural health clinic settings and excellent treatment of patients from all groups and diverse backgrounds. Dr. Farrales is board certified by the American Board of Family Practice and is a member in good standing of the American Academy of Family Physicians.

Dr. Farrales treats patients of all ages.
Dr. Farrales is recognized by the NCQA Diabetes Recognition Program.

Dr. Akif Ahmad is a board-certified family medicine physician who has practiced in his medical specialty since 2009. Fluent in English, Hindu and Urdu, Dr. Ahmad earned his medical degree from Dow University of Health Sciences in Pakistan, where he began his medical career after graduating in 2003. He went on to complete his family medicine residency at Drexel University in Philadelphia.

Dr. Ahmad has provided comprehensive family medicine care to the Tampa Bay area community since 2015. Before joining Tampa General Medical Group, he treated patients at Evara Health (formerly known as Community Health Centers of Pinellas) in St. Petersburg. Meanwhile, he served as a clinical assistant professor and clinical preceptor for medical students at Nova Southeastern University. Dr. Ahmad was also a clinical preceptor for medical students at the University of Kentucky and the University of Louisville after moving to the United States from Pakistan to begin his family medicine career.

Esmeralda Young is a nurse practitioner certified by the American Academy of Nurse Practitioners. She graduated from St. Petersburg College with a degree in nursing and received her master of science degree in nursing from South University.

Prior to joining Tampa General Medical Group, Esmeralda worked in Tampa General's Medical and Surgical Oncology Unit providing acute nursing care to medical, surgical and oncology patients. Most recently, she practiced with the Community Health Centers of Pinellas in St. Petersburg, FL, providing primary care services and working to maintain continuity of care for patients by establishing diagnosis and treatment of common acute and chronic illness with health promotion and disease prevention.

Esmeralda is a member of the Florida Nurse Practitioner Network, Tampa Bay Advanced Practice Nurses Council, West Coast Council of Advanced Nursing Practices and the American Association of Nurse Practitioners.

Esmeralda treats patients 18 years of age and older.

Mallory Lott, DNP, APRN, FNP-C, is a certified Family Nurse Practitioner with more than four years of direct patient care experience. She received her bachelor of science in nursing and doctor of nursing practice from the University of Florida in Gainesville, FL. Mallory has worked in both inpatient and outpatient healthcare settings at UF Health Shands Hospital and an internal medicine office. Using her clinical experience and personal observations, Mallory is committed to following evidence-based guidelines and takes a holistic approach to her patient care.

Mallory treats patients of all ages.

Dr. Petrus is board certified in family medicine. He attended medical school at Southeastern University in North Miami Beach, Florida, where he earned his doctorate degree in osteopathy. Dr. Petrus completed his residency at Suncoast Hospital in Largo, Florida. As an undergraduate, he earned his bachelor of science degree in biology from the University of South Florida in Tampa, Florida. Dr. Petrus is a member of the American College of Osteopathic Family Physicians and the American Osteopathic Association.

Dr. Petrus treats patients 18 years of age and older.

Dr. Lohrbach is a board-certified family medicine physician. She completed her undergraduate studies and medical degree at the University of Iowa and went on to complete a residency in family practice at Barberton Citizens Hospital in Barberton, OH.

Prior to transitioning to the outpatient family care setting, Dr. Lohrbach's experience includes missionary work at a 100-bed hospital in Zambia where she cared for a wide range of acute and chronic patients. She also worked as an emergency medicine physician in Ohio and most recently practiced at Petersburg Healthcare Alliance in Petersburg, VA.

Dr. Lohrbach is a member of the American Academy of Family Physicians.

Outside of the office, she enjoys spending time with family, traveling and running.

Dr. Lohrbach treats patients 18 years and older.

Dr. Castro is a board-certified family medicine physician. He attended medical school at Arizona College of Osteopathic Medicine in Glendale, AZ and completed his residency at Largo Medical Center in Largo, FL. Dr. Castro's professional research experience includes multiple studies at the University of Michigan Cancer Center in the diagnosis and treatment of head and neck cancer. Dr. Castro's special areas of focus include:
- osteopathic manipulation and trigger point injections
- sports medicine and joint infection
- dermatologic procedures

Dr. Castro is a member of the American College of Osteopathic Family Physicians (ACOFP).

Dr. Castro treats patients of all ages.

Susan Bingham, MSN, APRN, is a certified Family Nurse Practitioner with more than 20 years of experience in health care. She earned a bachelor of social work from University of South Florida and continued her education at University of Tampa, graduating with a master of science in nursing. Susan has worked in family practice at several facilities in Tampa, including centers for migrant and homeless health care.

She is certified in functional medicine and is a member of professional organizations including the Institute for Functional Medicine, American Association of Nurse Practitioners, Florida Nurse Practitioner Network and Tampa Bay Advanced Practice Nursing Council.