Meet HSNT Provider Team

23 Team Members
  • Dr. Paul Starr

    Dr. Paul Starr

    Family Physician

    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. 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.

  • Dr. Crystal McLeod

    Dr. Crystal McLeod


    Dr. McLeod’s passion for and experience in pediatrics is evident in the way she partners with parents to help children thrive.

  • 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. 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. Parul Kaushik

    Dr. Parul Kaushik

    Infectious Diseases Specialist

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

  • 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. Achala Ellepola

    Dr. Achala Ellepola

    Board Certified Pediatrician

    Dr. Ellepola is a pediatrician in Plano, TX with over 25 years of experience in helping children stay healthy.

  • 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.

  • Sonia Ochoa-Thomas

    Sonia Ochoa-Thomas

    Certified Physician Assistant

    Sonia feels her biggest impact here at Health Services of North Texas comes from providing psychiatric care for her patients.

  • 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.

  • 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.

  • Ann Ellison

    Ann Ellison

    Family Nurse Practioncer

    Ann’s clinical experience and compassionate care guide her in helping patients pursue health and wellness.

  • 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

    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

    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

    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.

  • Bethany Ishmael

    Bethany Ishmael

    Pediatric Nurse Practitioner

    Bethany Ishmael, describes her commitment to serving children and their families as a calling and is eager to help your child develop healthy habits.

  • 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

    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.

  • 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.

  • Nora Aliev

    Nora Aliev

    Family Nurse Practitioner

    Nora has expansive experience working in community health, and is a passionate advocate for her patients and focuses on preventative healthcare.

  • Jean Gray

    Jean Gray

    Behavioral Health Therapist

    Ms. Gray uses her extensive experience as a therapist and passion to engage in the therapeutic process and help patients restore a healthy mindset.