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St. Luke's Medical Group
Medical Clinic Physicians
Medical Group Physicians

The board-certified Internal Medicine physicians of St. Luke’s Medical Group have a wealth of experience among them and provide convenient, service-focused attention to their patients. Each was selected to join St. Luke's Medical Group based on his/her good character and reputation for practicing high quality medicine.


O'Quinn Medical Tower (OMT)

Primary Care Physicians


Dr. Kirmani 

Shezi Z. Kirmani, M.D.
Dr. Kirmani is a Board Certified Internist who earned her medical degree at the prestigious Aga Khan University Medical School, rated as one of the top medical schools in Asia. She completed her residency and fellowship training at University of Texas, Houston. After finishing her training, she moved to Kansas City with her family and joined Health Corporation of America (HCA), where she earned recognition as a leading physician in her field of Internal Medicine by her patients and peers. Most recently, she received the SERVICE FIRST award (Friendliness, Integrity, Responsibility, Patient Satisfaction, and Teamwork) award by the Harris County Hospital district for her hard work and dedication. Dr. Kirmani prides herself in providing high-quality care with personal attention.


Dr Kapur 

Nitin Kapur, M.D.
Dr. Kapur is Board Certified in internal medicine and  joined the staff of the St. Luke's Medical Group in December 2011.  Prior to working at the St. Luke's Medical Group, he was a hospital-based physician at the St. Luke's Medical Center in the Texas Medical Center.  Dr. Kapur is excited to transition from treating acutely ill patients in the hospital to the clinic where he can focus on providing preventative, lifelong care to his patients. 
Dr. Kapur grew up in McAllen, Texas, attended college at Rice University, and medical school at UT-Southwestern Medical School in Dallas.  He completed his residency in internal-medicine, with a primary care focus, at the Yale University School of Medicine.  He holds a Master of Public Health degree from the Harvard School of Public Health and won an applied epidemiology fellowship at the Centers for Disease Control and Prevention (CDC) during his time in medical school.  His creative non-fiction essays, based on patient encounters, have been published in the Journal of the American Medical Association (JAMA) and the Journal of General Internal Medicine (JGIM). In his spare time, he enjoys running with his dog, Willa, eating brunch with his wife, Alpna, and writing.  He is conversant in Spanish.  


Dr Kneitz 

Joel S. Kneitz, M.D.
Dr. Kneitz loves to help patients take charge of their health concerns and problems. His management style is hands-on and prefers to act as a coach to help make a difference in his patients' lives.

He will assure that you are fully engaged in making a difference in your health care, that you understand your medications, and will follow your progress carefully. Internists are the masters at coordinating multiple medications and subspecialists, helping to resolve conflicting issues and medications. They are often the place to start and coordinate simple or complex care.

Dr. Kneitz earned his medical degree from University of Texas Medical School in Houston and completed his residency in Internal Medicine at Baylor College of Medicine in Houston. He previously worked at the St. Luke’s Health Center on San Felipe for four years. After a brief detour to practice in Fredericksburg, Texas, he and his colleagues have been at the St. Luke’s Medical Clinic since it opened in October 2007.



Stephanie B. Mundy, M.D.
Dr. Mundy is a Board Certified internist and sixth generation Houstonian. She earned her Medical degree and completed her Residency training at Baylor College of Medicine. She was on staff at St. Luke’s for five years, and for the past six years has worked at MD Anderson Cancer Center in the emergency room as an Assistant Professor. Most recently, Dr. Mundy served as the Associate Medical Director of the Emergency Center at MD Anderson. She returns to St. Luke’s to take care of Internal Medicine patients. Dr. Mundy is conversant in Spanish.

Dr. Mundy is currently no longer accepting new patients.


San Felipe (SF)

Specialty Care Physicians

Dr Emily Hung 

Emily Hung, MD
Native Houstonian Emily Hung, MD, earned her undergraduate degree from Princeton University and her medical degree from Baylor College of Medicine. She completed her internal medicine residency at the University of Pennsylvania, where she was awarded the H. Ralph Schumacher Jr. Award for Excellence in Rheumatology, and the C. William Hanson II Prize, given to the graduating resident with the highest overall performance in outpatient care.

Dr. Hung completed specialty training in rheumatology at The University of Texas Medical School at Houston, where she was elected chief fellow. Board-certified in rheumatology and internal medicine, she is an active member of the American College of Rheumatology, and has presented research at national meetings, published in peer-reviewed journals, and co-authored a textbook chapter. Dr. Hung has consecutively been named one of America's Top Physicians. 

Primary Care Physicians
Asha Kuruvilla 

Asha C. Kuruvilla, M.D.
Dr. Kuruvilla is a board-certified Internist with a dedication to provide high-quality, compassionate care to her patients with a focus on preventative care. She also has a special interest in the management and prevention of high cholesterol, high blood pressure, diabetes, heart disease and other general internal medicine and women’s health issues. Before opening her Houston practice in 2010, she was as a primary care physician at the Medical Clinic of Houston.

She earned a medical degree from St. John’s Medical College, which is consistently ranked among the top medical schools in India. Subsequently, Dr. Kuruvilla completed her internship and residency training at The University of Texas Medical School at Houston.

Dr Lee 

Margaret Lee, M.D.
Margaret Lee, MD, is dedicated to the diagnosis and treatment of multiple medical conditions, including high blood pressure, diabetes, coronary artery disease and preventative medicine.

After earning a medical degree from The University of Texas at San Antonio, Dr. Lee completed an internship and residency in Internal Medicine at The University of Texas Medical Branch at Galveston. 

In her practice, Dr. Lee provides her patients with high-quality healthcare through compassion, experience, optimum communication and dedication to making a positive impact on their lives.

The native Houstonian, who is fluent in Mandarin, hopes that through her practice she is able to give back and make a difference in the community.


Nali Spencer, M.D.
Dr. Spencer joined the staff of St. Luke's Medical Group-San Felipe in 2009. She earned her medical degree from Aga Khan University, and subsequently completed her internship and residency at the University of Texas Southwestern Medical Center in Dallas. Thereafter, she worked as a hospitalist in Sioux City, Iowa and Sioux Falls, South Dakota. Dr. Spencer is board certified in Internal Medicine.