Sandeep Gupta, MD

President

July 2004, Dr. Sandeep Gupta joined Dr. Holman after completing his medical training in Los Angeles. Dr. Gupta completed his Allergy, Asthma, & Immunology training at the UCLA/Veterans Administration Health Care System. Prior to that he served as a Clinical Faculty member at UCLA and was on staff in the Department of Internal Medicine at Cedars-Sinai Medical Center.

He completed his residency at Cedars-Sinai Medical Center in Los Angeles and is a graduate of the University of Southern California – Keck School of Medicine. Throughout his education and training he has been awarded with many honors and distinctions. Dr. Gupta is married with 4 kids and enjoys spending his free time traveling and working around the yard. His areas of interest include rhinosinusits, asthma and angioedema.

To learn more about Dr. Sandeep Gupta, click here

Learn more about your doctor with a Q & A session from Dr. Sandeep Gupta

Howard Crisp, MD

Senior Staff Physician
Medical Director

Dr. Howard Crisp joined North Texas Allergy & Asthma Associates in 2014, where he devotes his practice to treating each patient’s unique allergy and immunology challenges at our Dallas locations. Dr. Crisp takes patient-centered medical care to a new level of excellence as he evaluates diverse symptoms, considers each person’s medical history, and integrates them to target the underlying cause and develop an individualized course of action.

Before joining our practice, Dr. Crisp spent 8 years as an officer and physician in the United States Air Force. Most recently, he was stationed at Andrews Air Force Base outside of Washington, DC, where he served as Director of Immunizations. He’s thrilled to be back in Texas and looks forward to treating the allergy, asthma, and immunology needs of children and adults in North Texas.

Dr. Crisp is a native of Virginia, where he graduated with a B.S. in Chemistry from the University of Virginia. After receiving his Doctor of Medicine from Eastern Virginia Medical School, the doctor completed his residency in internal medicine and fellowship training in allergy and immunology at Wilford Hall Medical Center in San Antonio. Dr. Crisp is board certified by the American Board of Internal Medicine and the American Board of Allergy and Immunology.

Dr. Crisp engages in research, resulting in numerous studies that have been published in journals such as Annals of Allergy, Asthma and Immunology, The Journal of Allergy and Clinical Immunology: In Practice, and Allergy and Asthma Proceedings. When he’s not seeing patients or studying issues related to allergies and immunology, Dr. Crisp and his wife explore the restaurants and attractions in Dallas.

To learn more about Dr. Howard Crisp, Click here

Learn more about your doctor with a Q & A session from Dr. Howard Crisp

Nastaran Safdarian, MD

Senior Staff Physician

Dr. Safdarian joined North Texas Allergy & Asthma Associate in 2011. She offers allergy and immunology services at two locations in North Texas: Dallas and Plano. While she treats all types of allergies, she specializes in asthma, nasal and eye allergies, eczema, hives, and sinus disease. She also contributes her expertise in eosinophilic esophagitis, angioedema, drug allergy, and recurrent infections.

Dr. Safdarian graduated cum laude from the University of North Texas with a degree in biology. She received her Medical Degree from Texas Tech University in Lubbock, Texas, then trained in Internal Medicine at the University of Pittsburgh Medical Center, with an emphasis on women’s health. She completed her fellowship training in Allergy and Immunology at the University of Michigan. During that time, she served as University Health Service Faculty and Employee Health Physician. Dr. Safdarian is board certified by the American Board of Allergy and Immunology and the American Board of Internal Medicine.

After completing her fellowship in Allergy and Immunology, Dr. Safdarian was thrilled to join North Texas Allergy & Asthma Associates. She’s a proud Texan who grew up in Denton and she has returned to her roots and looks forward to serving every patient as though they’re extended family. In her free time, she enjoys yoga, walking, and spending time with her family.

To learn more about Dr. Nastaran Safdarian, click here

Learn more about your doctor with a Q & A session from Dr. Nastaran Safdarian

Archana Narayan, MD

Associate Staff Physician

Dr. Archana Narayan offers a full range of allergy and immunology services at North Texas Allergy & Asthma Associates. Since joining the practice in 2016, she has provided medical care to patients at two locations in North Texas, Dallas and Plano. Her patients receive personalized medical treatments based on each patient’s lifestyle to obtain the best outcome for each individual. Dr. Narayan’s areas of specialization include asthma, allergic rhinitis, sinusitis, eczema, and food allergies. She welcomes adults, but also has extensive experience and training in pediatrics.

Dr. Narayan graduated with a double degree in biochemistry and religion from the University of Rochester, then received her Doctor of Medicine from St. George’s University School of Medicine. She completed her residency in general pediatrics at Maria Fareri Children’s Hospital at New York Medical College, then did her fellowship training in allergy and immunology at Nassau University Medical Center in Long Island, New York.

During her fellowship training, Dr. Narayan was awarded the 2005 American College of Allergy, Asthma and Immunology Second Place Clemens von Pirquet Award for best research in allergy and immunology. She’s board certified by the American Board of Pediatrics and the American Board of Allergy and Immunology.

After practicing for several years at an Allergy and Asthma specialty group near Chicago, Illinois, Dr. Narayan relocated to the Dallas area to be close to her extended family. She’s thrilled to called herself a new Texan who looks forward to offering medical care to the surrounding community. When she’s not working with patients, Dr. Narayan treasures spending time with her husband and two sons, whose laughter and energy renew her soul. She also practices yoga, enjoys being outdoors and has a passion for the art of dance.

To learn more about Dr. Archana Narayan, Click here

Learn more about your doctor with a Q & A session from Dr. Archana Narayan

Keerthi Karamched, MD

Associate Staff Physician

Keerthi Karamched, MD, is a skilled allergist and asthma specialist who offers patient-centered care at North Texas Allergy & Asthma Associates. Dr. Karamched sees patients throughout North Texas at the offices in Dallas, Texas.

Dr. Karamched was born and raised in Oklahoma. She received her undergraduate degree in Biochemistry from the University of Oklahoma in Norman and her medical degree from the University of Oklahoma in Oklahoma City, OK. Dr. Karamched completed her internal medicine residency training at Barnes-Jewish Hospital/Washington University in St. Louis, Missouri, before completing her allergy and immunology fellowship at the University of Michigan in Ann Arbor. She was on faculty at the University of Michigan in the Allergy Division for two years before joining North Texas Allergy & Asthma Associates.

When it comes to patient care, Dr. Karamched believes in providing thorough assessments and empowering patients to take control of their allergic conditions. She understands the importance of using details from a patient’s history to identify any underlying unifying diagnosis. Dr. Karamched values patient education and works hard to equip those she treats with the necessary information to prevent or manage illnesses.

Outside of her practice, Dr. Karamched enjoys spending time with her family, gardening, cooking, and watching movies.

To learn more about Dr. Karamched, click here.

Learn more about your doctor with a Q & A session from Dr. Keerthi Karamched

Christina Huddleston, MD

Staff Physician

Dedicated physician Christina Huddleston, MD, is Board Certified in Adult and Pediatric Allergy and Immunology and Pediatrics and has been seeing patients at North Texas Allergy & Asthma Associates in Dallas and Plano, Texas, since 2021.

Dr. Huddleston was raised in Dallas, Texas. She received her degree in biochemistry and religious studies from Austin College before completing her medical degree in 2016 at Texas Tech University Health Sciences Center. She went on to complete her Pediatric residency and Allergy-Immunology Fellowship at Indiana University in Indianapolis, where she focused on asthma research.

In an effort to stay current with the latest developments in her field, Dr. Huddleston maintains membership with several professional organizations, including the American Academy of Allergy, Asthma and Immunology, American Academy of Pediatrics, American Medical Women’s Association, and the Texas Medical Association.

Dr. Huddleston now resides in the Dallas area with her husband, who is a urologist, and newborn son. In her free time, she enjoys kickboxing, cycling, and traveling.

To learn more about Dr. Christina Huddleston, click here

Learn more about your doctor with a Q & A session from Dr. Christina Huddleston

Jamie Yeager, MD

Staff Physician

Jamie Yeager, MD is an allergist and clinical immunologist at North Texas Allergy & Asthma Associates. She joined the practice in 2022 and sees patients at both the Dallas and Plano locations. She welcomes and treats patients with all conditions but has a particular interest in atopic dermatitis, asthma, and immunodeficiency.

Dr. Yeager is from Knoxville, Tennessee. She received her undergraduate degree in economics from Miami University of Ohio in Oxford, OH, and her medical degree from East Tennessee State University in Johnson City, TN. She completed both her pediatric residency and allergy-immunology fellowship training at Louisiana State University Health Sciences Center in New Orleans, LA.

Dr. Yeager is a member of the American Board of Pediatrics, the American Academy of Allergy, Asthma, & Immunology, and the American College of Asthma, Allergy & Immunology.

When not seeing patients Dr. Yeager enjoys spending time with her husband (a dermatologist), exploring Dallas, trying new restaurants, and running or spinning.

To learn more about Dr. Jamie Yeager, click here

Learn more about your doctor with a Q & A session from Dr. Jamie Yeager