Yolanda Ajala, MD

Pablo Lozano, MD, a cardiology specialist, earned his medical degree from The Autonomous University of Guadalajara, Mexico, and completed his internship and residency at The University of Texas Health Science Center at Houston. He completed a fellowship in Cardiovascular Disease at The University of Texas Health Science Center at Houston. Dr. Lozano has been recognized for providing outstanding cardiovascular and stroke care by the National Committee for Quality Assurance (NCQA) and American Heart Association/American Stroke Association (AHA/ASA) Heart/Stroke Recognition Program. He joined Kelsey-Seybold Clinic in 1996.

Vivianna Jaclynn Chapa, MPAS, PA-C, attended Texas State University in San Marcos, where she graduated cum laude with a Bachelor of Science. She then completed her Master of Science in Physician Assistant Studies at University of Texas Medical Branch at Galveston, graduating in August 2023. Vivianna seeks to meet, and advocate for, her patients' needs. She provides general obstetric care, including well woman exams and contraceptive counseling, and treats needs associated with menopause, dysmenorrhea, abnormal uterine bleeding, vaginitis, and urinary incontinence. Her clinical interests include preventive medicine as well as patient education and empowerment. She joined Kelsey-Seybold in November 2023.

Mai Thi Pham, APRN-CPN, FNP-BC, first earned her Master of Business and Health Management at the University of Houston Clear Lake in 2010. She went on to pursue an Associate of Science in Nursing at San Jacinto College in Houston in 2014. Mai Thi then completed her Bachelor of Science in Nursing followed by her Master of Science in Nursing, both at University of Texas at Arlington, in 2019 and 2022, respectively. As a nurse practitioner, she treats patients for routine check-ups, preventive care, and vaccinations as well as comprehensive treatment and management of common diseases such as upper respiratory infections, UTIs, GERD, and chronic conditions like diabetes and hypertension. She joined Kelsey-Seybold in October 2023.