Health Services of North Texas - Providers

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Dr. Jason Siegel Dr. Jason Siegel

Dr. Jason Siegel


Dr. Jason Siegel, who joined our HSNT team in 2017, has a medical background in working with diverse populations in hospitals and community settings.

Dr. Paul Starr Dr. Paul Starr

Dr. Paul Starr


Working at Denton Medical Center 4304 is Dr. Paul Starr who is board certified in family medicine by the American Board of Family Medicine.

Dr. Arlene Hudson Dr. Arlene Hudson

Dr. Arlene Hudson

M.D. and HIV Specialist

Family medicine physician and HIV specialist Dr. Arlene Hudson dedicates her career to offering understanding and compassion for patients with HIV.

Dr. Greg Jackson Dr. Greg Jackson

Dr. Greg Jackson


Dr. Greg Jackson, one of our dedicated pediatricians, is inspired by the development of the children he provides care for at Denton Medical Center.

Dr. Parul Kaushik Dr. Parul Kaushik

Dr. Parul Kaushik


Infectious diseases specialist Dr. Parul Kaushik cares deeply about providing exceptional care at HSNT’s Collin County Center in Plano, TX.

Dr. Jyotsna Kuppannagari Dr. Jyotsna Kuppannagari

Dr. Jyotsna Kuppannagari


Dr. Jyotsna Kuppannagari, also known to many as Dr. Jo, is a devoted pediatrician at Wylie Children's Medical Clinic.

Laurie Mottl Laurie Mottl

Laurie Mottl

Certified Physician Assistant

Laurie Mottl, a certified physician assistant at the Denton Medical Center 4308 location, wants to help all of her patients have healthy, happy lives.

Kerry Gamble Kerry Gamble

Kerry Gamble

Nurse Practitioner

You'll find our nurse practitioner, Kerry Gamble, at Serve Denton Center promoting preventive care for chronic conditions, like diabetes, and more.

Tabitha Muriuki Tabitha Muriuki

Tabitha Muriuki

Family Nurse Practitioner

Family nurse practitioner Tabitha Muriuki at Denton Medical Center 4304 manages acute care and chronic illnesses/disorders for patients of all ages.

Janice Adams Janice Adams

Janice Adams

Family Nurse Practitioner

Janice Adams is a family nurse practitioner at the Denton South Center location where she looks forward to using her knowledge to make a difference.

Joseph Hallock Joseph Hallock

Joseph Hallock

Pediatric Nurse Practitioner

Joseph Hallock, PNP is passionate about helping children and their families through the development phases of growing strong and healthy children.

Sonja Estep Sonja Estep

Sonja Estep

Pediatric Nurse Practitioner

Sonja Estep, one of our pediatric nurse practitioners at the Denton Medical Center 4308 office, provides individualized and compassionate healthcare.

Veronica Teran Veronica Teran

Veronica Teran

Pediatric Nurse Practitioner

Veronica Teran has been a pediatric nurse practitioner since 2012, and today, she works for HSNT at the Wylie Children’s Medical Clinic location.

Sophia Ahmed Sophia Ahmed

Sophia Ahmed

Pediatric Nurse Practitioner

As a pediatric nurse practitioner, Sophia Ahmed wants to build long-lasting relationships from day one with her young patients and their families.

Mary Loya Mary Loya

Mary Loya

Women’s Nurse Practitioner

With almost two decades treating women, our women's health nurse practitioner, Mary Loya, can be a great resource and advocate for your healthcare.

Brittany Powell Brittany Powell

Brittany Powell

Women’s Nurse Practitioner

We are happy to have our board-certified women's health nurse practitioner, Brittany Powell, serving the needs of women at Denton South Center.

Terrie Estes Terrie Estes

Terrie Estes

Adult Nurse Practitioner

The Denton Medical Center 4304 office is happy to have Terrie Estes, our adult nurse practitioner, treating patients with acute or chronic illnesses.

Kayla Whitworth Kayla Whitworth

Kayla Whitworth

Clinical Social Worker

Kayla Whitworth, licensed clinical social worker providers counseling services to patients ages 12 and up at our HSNT’s Serve Denton Center location.

Beverly Johnson

Beverly Johnson

Certified Physician Assistant

Beverly Johnson is a Certified Physician Assistant at the Denton South Center and enjoys being a trustworthy guide for her patients.