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Malini Kumar, MD, is a family medicine physician and the director of Houston Testosterone Club and Wellness Center, an aesthetics and wellness center located in Houston, Texas.

Dr. Kumar received training at the LSU School of Medicine and has practiced medicine in the Greater Houston area for nearly 20 years.

Dr. Kumar has a unique interest in aesthetic medicine, but she's also deeply invested in the physical, emotional, and hormonal health of her patients.

After owning and operating her own med spa for three years, Dr. Kumar has now joined Houston Testosterone Club and Wellness Center to provide ultrasound skin tightening and hormone treatments to individuals living in and around Houston. 

Dr. Kumar believes that each patient should receive a personalized treatment plan to optimize their outward appearance and overall health. Dr. Kumar is a member of several professional organizations, including the Harris County Medical Society, the American Medical Association, the Texas Medical Association, and the American Academy of Family Practice. She is board certified by the National Board of Physicians and Surgeons.

To schedule an appointment with Dr. Kumar or learn more about the treatments available at Houston Testosterone Club and Wellness Center, call the office or book an appointment online today. 

Nicolin Neal, MD, is a board-certified internal medicine practitioner and an integral part of the team at Rios Healthcare Associates. By providing highly personalized primary care services to residents of Houston, Texas, and the surrounding region, Dr. Neal enhances the health and wellness of those in her care.

Education has always shaped Dr. Neal’s life. She earned her medical degree from Saint Louis University School of Medicine in Missouri. Dr. Neal went on to refine her knowledge and skills through training in internal medicine at the University of Texas at Houston and a fellowship in geriatric medicine at Baylor College of Medicine in Waco, Texas.

In her professional life, Dr. Neal has focused extensively on geriatric care. She’s presented research at the American Delirium Society National Conferences and has authored a chapter in Ethical Considerations and Challenges in Geriatrics, a textbook used to train medical professionals. She has also worked to educate medical colleagues in geriatric care.

Patients love working with Dr. Neal because of her warm and welcoming nature. She takes the time to get to know those in her care, listening to their concerns and exploring the ways their social, emotional, and mental health interact with their overall health and wellness. 

Through her work at Rios Healthcare Associates, Dr. Neal has the opportunity to create lasting change for her patients. She finds her work deeply rewarding and loves meeting new patients and welcoming them into the practice family.

Sayed Ahmed, MD, is a board-certified and fellowship-trained internal medicine physician at the Renal Clinic of Houston in Katy, Memorial City, and North Cypress, Texas.

Dr. Ahmed earned his bachelor’s degree at the University of Houston in Texas. He then traveled to the Caribbean to earn his doctorate at the Saba University School of Medicine in The Bottom, Saba, Dutch Caribbean.  He received specialized training in dialysis modalities, including hemodialysis, peritoneal dialysis, and continuous renal replacement therapies during his fellowship at Memorial Hermann Hospital-Texas Medical Center in Houston. He also received extensive fellowship training in the care of cancer patients with kidney disease and injury at the MD Anderson Cancer Center in Houston, Texas.

A diplomate of the American Board of Internal Medicine, Dr. Ahmed maintains Texas and Louisiana state medical licenses and is a member of the American Society of Nephrology and the American College of Physicians.

Dr. Ahmed enjoys table tennis, badminton, cricket, music, and traveling. He speaks English, Urdu, Hindi, Sindhi, and Punjabi.

Dr. Mukesh Sinha is a native Houstonian and completed his undergraduate degree at Texas A&M University in 2000. He is a 2004 graduate of The University of Texas Medical Branch, Galveston, TX. After his graduation, he relocated to Rochester, Minnesota, where he received his training in Internal Medicine at the internationally renowned Mayo Clinic. He remained at Mayo Clinic to complete his fellowship in the Division of Nephrology and Hypertension. During his fellowship he published several manuscripts and was appointed as Instructor of Medicine at the Mayo Clinic Graduate School of Medicine. He was honored with the Clinical Fellow of the Year Award for academic year 2009-2010. He joined Renal Clinic of Houston in 2010.

Dr. Sinha has his medical license in Minnesota and Texas. He is a member of the American Medical Association, American College of Physicians, American Association of Physicians of Indian Origin, American Society of Nephrology and Renal Physicians Association.

Dr. Sinha is board certified by American Board of Internal Medicine (ABIM) as a Diplomate in Nephrology.

Dr. Samir George Ouais is a warm, detail-oriented endocrinologist and internist treating patients in Houston and the Woodlands, Texas, and the surrounding communities. He goes into full detail when communicating with his patients and applies a goal-driven approach to treatment. He also holds certification from the American Board of Internal Medicine in internal medicine and endocrinology, diabetes, and metabolism.

Originally from Syria, Dr. Ouais attended the University of Damascus to pursue his medical degree. He received fellowship training in endocrinology at MD Anderson in Houston.

Patients visiting Dr. Ouais can receive a full range of medical care. He treats issues including diabetes, thyroid problems, hirsutism, and endocrine-related causes of infertility. When he is not treating patients, Dr. Ouais enjoys traveling and spending time with his family.

Dr. Mamillapalli is a compassionate cardiologist specializing in personal, evidence-based care with a passion for women’s health. She earned her undergraduate and medical degrees from the University of Connecticut, where she received the Leonard Tow Humanism in Medicine Award. She completed her Internal Medicine residency at the University of Minnesota and served veterans at the Minneapolis VA Hospital before training in General and Interventional Cardiology at Northwell Health in New York, where she was Chief Fellow. 

Board-certified in Internal Medicine, Cardiovascular Disease, Echocardiography, and Nuclear Medicine, she brings extensive expertise in cardiovascular procedures along with a strong focus on prevention and advocacy for women’s cardiovascular health. Patients value her empathy and patient-centered approach. Outside of medicine, she enjoys horseback riding, staying active, exploring Texas, and time with her family. 

George Mammen, MD, FACC, is a talented cardiologist at Memorial Katy Cardiology Associates in Houston and Katy, Texas. 

Dr. Mammen grew up in Kerala, India, and earned his medical degree at Trivandrum Medical College in Thiruvananthapuram, India. Moving to the United States to continue his education, Dr. Mammen completed a residency in internal medicine at South Baltimore General Hospital in Maryland and a cardiology fellowship at St. Luke’s Episcopal Hospital, Texas Heart Institute in Houston.

Dr. Mammen is board-certified in internal medicine and cardiology. His clinical interests include interventional cardiology and cardiovascular disease, with a particular focus on invasive procedures such as angioplasty, stent implantation, and pacemakers. He is trained in all aspects of adult cardiology, with an emphasis on coronary artery disease and heart failure. He joined Memorial Katy Cardiology Associates in 1982. 

Dr. Mammen is active in hospital and physician affairs and has served as Chief of Cardiology at Memorial Hermann Memorial City Hospital and Medical Director of the ICU at Memorial Hermann Katy Hospital. When not at the office, Dr. Mammen’s personal interests include tennis and skiing. He likes to spend his spare time with his wife and three children.

John Sunew, MD, FACC, FSCAI, is a skilled cardiologist at Memorial Katy Cardiology Associates in Houston, Katy, Cypress and Fulshear, Texas.

Dr. Sunew is triple-board-certified in Interventional Cardiology, Cardiovascular Disease, and Nuclear Cardiology. He is listed among Top Doctors 2015 in H Texas Magazine and Houstonia Magazine. He was born in Connecticut and grew up in New York state. 

Dr. Sunew attended Amherst College in Amherst, Massachusetts, and went on to earn his medical degree at the State University of New York Health Science Center in Brooklyn, New York. He then completed his internal medicine residency and cardiology fellowship at The George Washington University Medical Center in Washington, DC. He fulfilled his interventional cardiology fellowship at Northwestern University in Chicago, Illinois.

Before moving to Katy, Texas, Dr. Sunew practiced interventional cardiology for ten years in northern Virginia. He held many leadership roles with the Inova Health System, including Medical Director of the Cardiac Catheterization Laboratory at Inova Alexandria Hospital and Chairman of the Inova Cardiology Quality Steering Committee. He was also Regional Leader for Northern Virginia in the Virginia Heart Attack Coalition. In addition, Dr. Sunew served as Assistant Professor for the Department of Internal Medicine, Virginia Commonwealth University School of Medicine Inova Campus. He was also involved in several clinical research trials and academic publications. 

Dr. Sunew can offer the latest and most innovative treatments in cardiology, interventional cardiology, and peripheral vascular disease. He provides expertise in complex coronary angioplasty procedures, peripheral arterial angioplasty, and transradial cardiac catheterization. His non-invasive skills include transesophageal echocardiography and nuclear cardiology.

James Feldman, MD, FACC, is an exceptional cardiologist at Memorial Katy Cardiology Associates in Houston, Katy and Cypress, Texas. 

Dr. Feldman was born in Houston, Texas. He grew up in the Memorial area and attended Memorial High School. He received his bachelor’s degree in Economics with honors from The University of Texas at Austin.

Dr. Feldman completed his medical training at Creighton University School of Medicine. He completed his Internal Medicine and Cardiology Fellowship at Baylor College of Medicine in Waco, Texas.  

Dr. Feldman is a board-certified cardiologist with a strong interest in medical imaging. He is also board certified in Echocardiography with Level III training. He is a proud fellow of the American College of Cardiology. 

Board-certified in cardiovascular disease, echocardiology, and internal medicine, Dr. Feldman’s clinical interests include cardiovascular diseases and internal medicine. He also has a strong interest in medical imaging.

Outside of his practice, Dr. Feldman’s favorite activity is spending time with his family.

Rajen Mehta, MD, FACC, is a skilled cardiologist at Memorial Katy Cardiology Associates in Houston and Katy, Texas. 

Born in Winnipeg, Canada, Dr. Mehta grew up in Houston, Texas, and graduated from Memorial High School. He attended the University of Texas at Austin, where he received his Bachelor of Arts in Biology and graduated on the Dean’s List. He continued to medical school at the University of Texas Medical Branch in Galveston and completed his residency in internal medicine at the University of Alabama at Birmingham. He furthered his training in cardiology at the Medical College of Georgia in Augusta, where he was trained in specialized invasive procedures and diagnostic imaging. He joined Memorial Katy Cardiology Associates in 1998.

Dr. Mehta has expertise in cardiology, including the evaluation of common cardiac complaints such as chest pain, shortness of breath, passing out, leg swelling, and palpitations. He has a particular interest in preventive cardiology, including management of high blood pressure and cholesterol disorders, as well as management of the disease after they have developed such circulatory problems of the legs, coronary artery disease, and heart failure. Dr. Mehta places special emphasis on patient education. Dr. Mehta is trained in special cardiac procedures, including coronary angiography and angioplasty, pacemaker insertion, and transesophageal echocardiography. His main research has been in cardiac imaging, and he has several publications on echocardiography.

Dr. Mehta’s personal interests include playing guitar and spending time with his wife, two daughters, and golden retriever.