Edward Martinez began his medical career with Baylor University Medical Center in 1998. He provided surgical assistance for a variety of routine and complex surgical procedures across disciplines while at Baylor. Edward's experience also encompasses comprehensive family medicine care.He graduated from the University of Texas at Arlington with a bachelor's degree in biology. He also received a master's degree in physician assistant studies from the University of New England in Portland, Maine.

Elizabeth Diaz is a certified physician assistant. With more than 14 years of experience in the medical field, she brings expertise and experience to the patients of the Texas Center for Joint Replacement.Prior to joining the Texas Center for Joint Replacement, Diaz served as the director of physician assistants at North Shore University Hospital in Manhasset, N.Y., and supervising P.A. at St. Vincent's Hospital in NYC and North Shore University Hospital. She has extensive experience in providing pre- and post-operative care, as well as first assisting in various surgical cases. She also has many years of health care management experience.Diaz received her bachelor's degree of science in physician assistant studies from St. John's University in Queens, N.Y., and a master's degree in Public Administration from the Robert F. Wagner School of Public Service at New York University in New York City.She is a member of the American Academy of Physician Assistants and the Texas Academy for Physician Assistants. She is certified in Basic Life Support and Advanced Cardiac Life Support, and received her surgery certification from the National Commission of Certification of Physician Assistant.

Nguyet Vo is a certified physician assistant who has always had a strong passion for helping others, which led her into the field of medicine. She has been a physician assistant since 2008, and finds the joy of helping others heal to be one of the most rewarding parts of her career.Vo earned a bachelor's degree in physician assistant studies from the University of Finlay in Ohio, and a master's degree in physician assistant studies from the University of Nebraska.Born in Vietnam, she moved to the United States when she was seven years old. While she has lived in Texas the majority of her life, she speaks Vietnamese fluently, which she has found to be a great asset with her job. During her spare time, Vo enjoys spending time with her family, decorating her house and staying active with bike riding and playing tennis.

Service to the community has long been a priority for Ken Nikaidoh. He served as an emergency medical technician before turning his focus to inpatient care in 2014. In addition to being a dedicated clinician in the Dallas area, Ken has made it a point to help underserved populations across the globe. His fluency in the Spanish language enabled him to serve as a translator between physicians and patients during his volunteer work in Honduras. He also delivered and fitted wheelchairs for communities in Havana, Cuba. Ken completed his post-baccalaureate pre-medicine coursework at The University of Texas at Arlington. He later earned his Master of Physician Assistant Studies at the UT Southwestern School of Health Professions in Dallas. His experience includes trauma care, surgical assistance for minimally invasive abdominal, oncological and gynecological procedures, pediatrics and wound care. Ken is certified as a physician assistant.

Laura Hanna is a Physician Assistant in Plano, Texas. Ms. Hanna is highly rated in 3 conditions, according to our data. Her top areas of expertise are Hypoplasia of the Tibia with Polydactyly, Baller-Gerold Syndrome, Sunken Fontanelles, and Aseptic and Alopecic Nodules of Scalp (AANS).

Hanh Lovitt is a Physician Assistant in Dallas, Texas. Ms. Lovitt is highly rated in 2 conditions, according to our data. Her top areas of expertise are Respiratory Syncytial Virus (RSV) Infection, Aseptic and Alopecic Nodules of Scalp (AANS), Scarlet Fever, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

Allison Whittlesey is a Physician Assistant and an Orthopedics provider in Dallas, Texas. Ms. Whittlesey is highly rated in 2 conditions, according to our data. Her top areas of expertise are Adolescent Idiopathic Scoliosis, Scoliosis, Spondylolisthesis, and Spinal Stenosis. Ms. Whittlesey is currently accepting new patients.

Jahvel Thompson is a Physician Assistant in Dallas, Texas. Mr. Thompson is highly rated in 1 condition, according to our data. His top areas of expertise are Byssinosis, Vitamin D Deficiency, Non-Alcoholic Fatty Liver Disease, and Eyelid Bump.

Stefani Alexander is a Physician Assistant in Dallas, Texas. Ms. Alexander is highly rated in 1 condition, according to our data. Her top areas of expertise are Seasonal Affective Disorder (SAD), Pseudobulbar Affect, and Oppositional Defiant Disorder (ODD).

Katherine Sellers is a Physician Assistant in Dallas, Texas. Ms. Sellers is highly rated in 1 condition, according to our data. Her top areas of expertise are Smoldering Multiple Myeloma, Relapsed Refractory Multiple Myeloma (RRMM), Chronic Graft Versus Host Disease (cGvHD), and Classical Hodgkin Lymphoma.

Eric Graham is a Physician Assistant in Dallas, Texas. Mr. Graham is highly rated in 1 condition, according to our data. His top area of expertise is Seasonal Affective Disorder (SAD). Mr. Graham is currently accepting new patients.

Allan Avellanet is a Physician Assistant in Dallas, Texas. Mr. Avellanet is highly rated in 1 condition, according to our data. His top areas of expertise are Fractured Spine and Cervical Myelopathy. Mr. Avellanet is currently accepting new patients.

Zena Patel is a Physician Assistant in Richardson, Texas. Ms. Patel is highly rated in 1 condition, according to our data. Her top areas of expertise are Seasonal Affective Disorder (SAD) and Schizoaffective Disorder. Ms. Patel is currently accepting new patients.

Auj Dossani is a Physician Assistant in Carrollton, Texas. Ms. Dossani is highly rated in 1 condition, according to our data. Her top areas of expertise are Scarlet Fever, Herpangina, Eyelid Bump, and Vitamin D Deficiency.

Emma Jones is a Physician Assistant in Dallas, Texas. Ms. Jones is highly rated in 1 condition, according to our data. Her top area of expertise is Achilles Tendon Rupture. Ms. Jones is currently accepting new patients.

Tan Tran is a Physician Assistant in Dallas, Texas. Mr. Tran is highly rated in 1 condition, according to our data. His top areas of expertise are Smoldering Multiple Myeloma, Muscle Invasive Bladder Cancer, Non-Muscle Invasive Bladder Cancer, and Upper Tract Urothelial Carcinoma (UTUC).

Margaret Woodley is a Physician Assistant in Plano, Texas. Ms. Woodley is currently accepting new patients.

Samone Smith is a Physician Assistant in Dallas, Texas. Her top area of expertise is Muscle Spasms.

Melissa Do is a Physician Assistant in Dallas, Texas.

Kiran Mianoor is a Physician Assistant in Dallas, Texas.

Mina Baratifar is a Physician Assistant in Dallas, Texas. Ms. Baratifar is currently accepting new patients.

Angela Prosise is a Physician Assistant in Plano, Texas. Her top areas of expertise are Atrial Tachycardia, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), and Paroxysmal Supraventricular Tachycardia (PSVT).

Brian Meusborn is a Physician Assistant in Flower Mound, Texas. His top areas of expertise are Vitamin B12 Deficiency, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Vitamin D Deficiency, and Opioid Induced Constipation.

Certified physician assistant Sarah Groce has been committed to the health and well-being of North Texans since 2007. Her areas of clinical focus include primary care, internal medicine, digestive health and diagnostic services to help pinpoint treatment plans. She previously worked in the Lewisville community for nearly a decade providing a broad range of urgent and family care services for patients of all ages. Sarah graduated Cum Laude from the University of North Texas in Denton with her bachelor’s degree in biology. She earned her Master of Physician Assistant Studies at The University of Texas Southwestern Medical Center in Dallas. Sarah places a priority on patient education to promote better health outcomes. She is a Fellow member of the American Academy of Physician Assistants and Texas Academy of Physician Assistants. Her top areas of expertise are Muscle Spasms, Eyelid Bump, and Vitamin D Deficiency.

Samantha Myers earned her certification as a physician assistant in 2021 after graduating Magna Cum Laude from Salus University in Elkins Park, Penn. with her master’s degree in physician assistant studies. She also earned an undergraduate degree in nutrition at The University of Texas at Austin. Samantha is clinically trained in a variety of disciplines, including family and internal medicine, pediatrics, behavioral health and women’s care. She is also experienced in the areas of wound care and emergency medicine. Samantha is a member of the American Academy of Physician Assistants. Her top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Seasonal Affective Disorder (SAD), Menopause, and Vitamin D Deficiency.