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To learn more about Dr. Hawkins' specific private practice capabilities and services, please go to his website here.  

Alternatively, you may fill out the inquiry form below and someone from our staff will reach out to you shortly.  

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Dr. Ricardo J. Martinez

Ricardo J. Martinez, MD, is the founder and medical director of ABC Medical Center. He was born in Guadalajara, Jalisco, Mexico where he started his medical studies at the Universidad Autonoma de Guadalajara (Guadalajara's Autonomous University). He completed his specialized medical residency training in family medicine at the Texas Southern University, and obtained his Texas Medical Board certification in family practice in 1995.


Dr. Gene L. Wyszynski, D.O.

Dr. Wyszynski joined the Texas Hematology Oncology Center practice after many years in successful private medical practice in the Dallas/Ft.Worth metroplex. Dr. Wyszynski completed his internship and residency at John F. Kennedy Memorial Hospital in Stratford, New Jersey. He then completed a number of fellowships including one in Hematology/Oncology at MD Anderson Cancer Center in Houston, Texas. Dr. Wyszynski is well known for his quality of care and the personal interest he takes in his patients. He is very active in many professional societies and investigative trials.

Dr. Wyszynski is married with four children, enjoys traveling and spending time with his family and is active in many hobbies.

Dr. Germaine B.Hawkins

Dr. Germaine B Hawkins is a general adult psychiatrist located in Arlington, TX.  His patients live within Arlington, HEB, Grand Prairie, and the surrounding communities.  Dr. Germaine Hawkins has experience treating adults and adolescents (ages 16 and over).  

Running his own psychiatric private practice facility since 2004, Dr. Hawkins has established himself as one of the most trusted psychiatrists in the area.  In 2017, Dr. Hawkins decided to partner with Bloom Trials in order to bring cutting edge clinical research options to his patients.  

Dr. Hawkins can be reached on our Contact Us Page.  


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Dr. Dennis H. Birenbaum

Dr. Birenbaum started private practice in Dallas/Ft. Worth in 1979. Soon after he founded the Arlington Cancer Treatment Center then in 1997 he founded Texas Hematology Oncology Center, and is the founder, Medical Director and CEO of Patients Comprehensive Cancer Center in Carrollton founded in 2001. Dr. Birenbaum saw a tremendous demand in the McKinney area to establish a cancer center that patients could go for all their treatment needs. One place of comfort and top level care. He founded the McKinney Regional Cancer Center in 2007.
Dr. Birenbaum was born and raised in Dallas, Texas, has 2 sons, love dogs and currently has 6 playful pups. Enjoys traveling and playing golf when he can. He is also an avid collector of arts and antiques.


Dr. Efosa Airuehia, MD, DABAM, DipABLM, FAPA

Dr. Airuehia is fondly referred to by his patients and colleagues as Dr. Air. He is a passionate, empathic physician who believes in a holistic evidence-based approach to treatment. Dr. Airuehia is quadruple board certified in General Psychiatry, Child & Adolescent Psychiatry, Addictions Medicine and Lifestyle Medicine. He is also a 2017 TopDoc, recognized by The International Association of Healthcare Professionals.

Dr Airuehia’s psychiatry training commenced in the West Midlands School of Psychiatry, Birmingham, England where he obtained his Membership with the Royal College of Psychiatrists, England (MRCPsych). He subsequently moved to the United States where he completed 3 years of residency training in General Psychiatry and then an additional 2 years of training in Child and Adolescent Psychiatry with the University of Missouri Columbia. This was shortly followed by his board certifications in Addictions Medicine and Lifestyle Medicine. He is an Honorary Fellow of the American Psychiatric Association, a Member of the American Academy of Addiction Psychiatry and a Member of the American Board of Lifestyle Medicine.

Dr. Airuehia’s extensive training and work experience place him in a good stead to render individualized professional expertise in the management of adults with various mental health disorders and addictions, using evidence based practices. Dr. Airuehia’s education and work in Nigeria, England and the United States presented him the unique exposure to patients from various ethnic backgrounds and socioeconomic statuses, and as such, a broad cultural overview as relates to patients with mental health issues.

His engagement in academic psychiatry, teaching numerous medical students, residents, nurses and also giving presentations, engaging in research and publishing articles in medical journals is also worthy of note. He has multiple publications in various journals and has been an active participant in a few research studies. Dr Airuehia remains dedicated to the field of psychiatry and plans to continue to contribute his token to clinical and research psychiatry.