Our Providers

At Family Allergy and Asthma Care it is our mission to enhance the health and well being of our patients and their families by:
Focusing on quality and continually improving the quality of care we deliver
Aiming for perfection and surpassing patient expectations in all areas of office operations, including the clinical, educational and administrative aspects
Achieving excellence in clinical outcomes
Committing to be partners with our patients and allowing them to become active participants in their individualized care.

Mary Hudelson, MD – DABAI, Director
Diplomate: American Board of Allergy & Immunology
Fellowship: American College of Allergy, Asthma and Immunology, American Academy of Allergy, Asthma and Immunology
MD: Texas Tech University, Lubbock, TX, 1987 Internship/Residency: Internal Medicine, Presbyterian Hospital of Dallas, Dallas, TX, 1990
Fellowship: Allergy and Immunology, University of Texas, Dallas, TX, 1993
BS: Biology, Texas Christian University, Ft. Worth, TX, 1982 Dr. Hudelson also served in the United States Army Reserves as a medical officer and was active during Operation Desert Storm.
On Staff: Presbyterian Hospital of Flower Mound, TX, 2012-present; Presbyterian Hospital of Denton, TX, 2014-present; Medical City Lewisville, TX, 1993-present; Medical City Denton, TX, 2014-present; Baylor Medical Center of Grapevine, TX, 2014-present; Baylor Medical Center of Carrollton, TX, 2014-present
Chief of Staff: Medical Center of Lewisville, TX, 2003
Assistant Professor: Internal Medicine, Division of Allergy, Asthma and Immunology, University of Texas Southwestern Medical School, Dallas, TX, 1995-present
Member: American Medical Association, Texas Medical Association, Texas Allergy, Asthma and Immunology Society, Denton County Medical Society, Joint Council of Allergy, Asthma and Immunology

Marie Fitzgerald, MD – DABAI
Diplomate: American Board of Allergy & Immunology
Fellowship: American College of Allergy, Asthma and Immunology, American Academy of Allergy, Asthma and Immunology MD under Dean’s Competitive Academic Scholarship: University of Texas School of Medicine at Houston, TX, 1989
Residency: Internal Medicine, Jewish Hospital, St. Louis, MO, 1989-92
Fellowship: Allergy and Immunology, University of Texas Southwestern Medical School, Dallas, TX, 1993
BS: Biology, Baylor University, Waco, TX, 1984
On Staff: Medical City Lewisville, 1997-present; Presbyterian Hospital of Denton, 2014-present; Baylor Medical Center of Grapevine, TX, 2014-present; Baylor Medical Center of Carrollton, TX, 2014-present
Publications: Holman, MH, et al., “Immunologic Characterization of Allergic Bipolaris (Fungal) Sinusitis,” Journal of American College of Immunology, 1995
Assistant Professor: Internal Medicine, Division of Allergy, Asthma and Immunology, University of Texas Southwestern Medical School, Dallas, TX, 1995-present
Member: American Medical Association, Texas Medical Association, Texas Allergy, Asthma and Immunology Society, Dallas County Medical Society, Denton County Medical Society

Erin Clarke, MD – DABAI 
MD: University of Texas Southwestern Medical School, Dallas, TX 2002-2006
Residency: Internal Medicine, University of Texas Southwestern Medical Center, Dallas, TX 2006-2009
Fellowship: Allergy and Immunology, University of Texas Southwestern Medical Center 2010-2012
BS: Psychology, Rice University, Houston, TX 1998-2002
On Staff: Medical City Denton, 2014-present; Presbyterian Hospital of Denton, 2014-present; Baylor Medical Center of Grapevine, TX, 2014-present; Baylor Medical Center of Carrollton, TX, 2014-present
Honors: 2006 Alpha Omega Alpha, 2001 Phi Beta Kappa, 2000 Golden Key National Honors Society, 2000 The National Society of Collegiate Scholars, 1998-2001 President’s Honor Roll, Rice University
Teaching: Mentor in Introduction to Clinical Medicine Course, University of Texas Southwestern Medical Center, Dallas, TX 2007-2008
Resident’s Lecture, University of Texas Southwestern Medical Center, Dallas, Texas, 2007, 2008
Research:
2011: The Role of Epigenetics in Inner City Asthma. Inner City Asthma Consortium. National Institute of Health Multicenter Trial. University of Texas Southwestern Medical Center, Dallas, TX.
2011: Biomarker of Sublingual Immunotheraphy 2 (BioCSI2). Inner City Asthma Consortium. National Institute of Health Multicenter Trial. University of Texas Southwestern Medical Center, Dallas, TX.
2011: Preventative Omalizamab or Step-up Theraphy for Severe Fall Exacerbations (PROSE). Inner City Asthma Consortium. National Institute of Multicenter Trial. University of Texas Southwestern Medical Center, Dallas, TX.
Publications: Clarke, EE and Bird, JA. Opposing Effects of Cat and Dog Ownership and Allergic Sensitization on Eczema in an Atopic Birth Cohort. Pediatrics. 2011;128:S100

Angelica Ybanez-Bennett, PA-C
BS: Physician Assistant Studies, University of Texas Southwestern Medical Center, Dallas, TX 2000
AS: Biology, College of the Mainland, Texas City, TX 1996
License & Certifications: National Commission of Certification of Physician Assistants, 2001
National Commission of Certification of Physician Assistants, Recertification, 2007 Texas State Board of PA Examiners, 2001-present
Professional Organizations: American Academy of Physicians Assistants, Texas Academy of Physicians Assistants