Meet Our Providers

Get to know our Primary Care Physicians, Physician Assistants
and Nurse Practitioners


Jason Siegel, MD
Denton Medical Center 4304

Dr. Siegel is passionate about taking the time to educate his patients regarding their health, explaining what a diagnosis means and what’s happening inside their bodies.  His experience in both the hospital and community health settings have equipped him to care well for a diverse population.  “Health and wellness should be driven by the patient; our team will treat, educate, and support you every step of the way.”  You will find that Dr. Siegel is a kind and compassionate provider with a warm bedside manner.

Edward Gelber

Edward Gelber, PA
Physician Assistant
Denton Medical Center 4304

Edward Gelber, PA wants to work with his patients to help them get back to healthy through taking care of their body, nutrition and healthy lifestyle choices.  When visiting with Mr. Gelber he wants his patients to know this, “Be honest with me and we can work together to get you healthy.”

Dr Greg Jackson

Greg Jackson, MD
Denton Medical Center 4308

“Look beyond the minute to minute and enjoy your child as a developing person with the awe and wonder that development brings with it.”

joseph hallock

Joseph Hallock, PNP
Pediatric Nurse Practitioner
Denton Medical Center 4308

“I am here as a resource for the parents and caregivers, ask me questions, I want to support your family. I am passionate about informing parents, checking for comprehension and understanding.” Joseph has a warm bed side manner that you and your children will appreciate.


Laurie Mottl, PA-C
Physician Assistant
Denton Medical Center 4308

“The most important thing is not to just treat the diagnosis, but treat the person as a whole. I want to know the entire story and treat from the inside out. I will be a medical provider that gives you my full attention.”


Kayla Whitworth, LCSW
Denton Medical Center 4308

“I’m going to focus on what the patient is doing well and enhance strengths to combat what their struggles are.” The goal of integrated behavioral health is to effect medical outcomes in a positive way by treating them holistically.

mary loya

Mary Loya, WHNP
Women’s Health Nurse Practitioner
Denton South Center

Mary Loya has 15 years’ experience in women’s health and has developed empathy for her patients and an understanding of needing to meet the patient where they are. She considers herself and advocate for women and says this about her patient interactions, “I want my patients to feel comfortable asking me intimate, personal questions so that they can learn more about their bodies and be empowered to make decisions regarding their health.”

Brittany Powell

Brittany Powell, MSN Women’s Health
Women’s Health Nurse Practitioner
Denton South Center

Brittany is passionate about women’s health and empowering them through health education and simple life changes one step at a time.  She says this, “I didn’t fall into this career, I chose it on purpose, to care for women.” You will find her bedside manner to be kind and informative. Brittany has this to say about the patient encounter, “The patient encounter is an intimate space and the most rewarding part is seeing those little signs of improvement that add up.”

Janice Adams

Janice Hill, FNP
Family Nurse Practitioner
Denton South Center

“I want my patients to know that I am approachable and will take time to answer your questions and educate.  Helping you take control of your health and teaching you about your body is important to me. I’m looking forward to being a part of HSNT’s growth and the positive impact it will have on our patients’ health.  I am committed to quality care in a timely manner.”

Dr. Kaushik

Parul Kaushik, MD
Collin County Center

Dr. Kaushik has a wide variety of experience and has worked with HIV patients in different parts of the country and overseas. She strongly advocates for patient education and empowering patients to lead healthier lives. She believes in treating the person holistically. Her favorite quote, “HIV is different from any other chronic illness only in that it can be very effectively managed, prevented, and there is a hope for its cure.”

plano wylie childrens medical clinic logo

Plano and Wylie Children’s Medical Clinic Providers

Veronica Teran

Veronica Teran, PNP
Pediatric Nurse Practitioner
Plano Children’s Medical Clinic

Ms. Teran began her career serving children as a Registered Nurse. In 2012 she completed her Pediatric Nurse Practitioner training and has been providing medical care in the DFW area since then.  Ms. Teran has a tremendous passion for health education and a wealth of experience providing medical care. She tells us this about relating to her patients, “I can empathize with my patients. I know where they are because I was there myself. As a child, my parents did not speak English very well.”  You will find that Ms. Teran has a fun and warm bedside manner and your children will enjoy coming in for their medical appointments.


Jyotsna Kuppannagari, MD  (Dr. Jo)
Wylie Children’s Medical Clinic

“We don’t want to just take care of a single disease or sick visits, instead we want to be the child’s Medical Home and care for the child as a whole.” Dr. Jo often finds herself telling her patients to, “Eat healthy, avoid sodas, listen to your mom and go outside and play!”

We are a Federally Qualified Health Center (FQHC) and Federal Tort Claims Act (FTCA) Deemed. physician, denton tx, physician denton, doctors, physicians, family doctors, pediatricians