Summary

Teresa DeMille is an adult-gerontology acute care nurse practitioner who cares for patients with cardiac rhythm disorders and broader cardiovascular needs. She partners closely with each person to co-design a plan that fits their  life, providing straightforward education and practical tools so patients can confidently manage their condition at home.


Teresa earned her nursing degree from Grand Canyon University and a Master of Science in Nursing from Georgetown University. She is a member of the Heart Rhythm Society and provides care in both general cardiology and electrophysiology settings. Clinically, she emphasizes shared decision-making, symptom tracking, and evidence-based therapies tailored to each patient’s goals. In addition to English, she speaks French, which can help multilingual patients feel more comfortable and understood.

Quick Facts

  • accepting new patients
  • 6 insurance plans accepted
  • 2 specialties
  • 4 areas of expertise
  • 1 office location
  • Female

Office Location

Teresa L Demille

1380 E Medical Center DrSaint George, UT 84790
Mon7:30 am - 5:00 pm
Tue7:30 am - 5:00 pm
Wed7:30 am - 5:00 pm
Thu7:30 am - 5:00 pm
Fri7:30 am - 5:00 pm
SatClosed
SunClosed

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Teresa L Demille, NPDr. Alice Mae Guem Wong, MDDr. James Jared Speakman, MDDr. Raymond J Middleton, MD
OtherObstetrics & GynecologySurgeryFamily Medicine
Accepts New Patients Accepts New Patients
2.9 
3.8 
45 Years of Experience 29 Years of Experience 69 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks Spanish, English
Saint George , UTSaint George , UTSaint George , UTIvins , UT
Med School: Lewis Katz School Of Medicine At Temple University Med School: Spencer Fox Eccles School Of Medicine At The University Of Utah Med School: Queens University Faculty Of Health Sciences
Current Profile
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Insurance Plans Accepted by Teresa L Demille

  • Cigna
  • Humana
  • Medicare
  • Medicare - Medicare
  • SelectHealth
  • UnitedHealthcare - HMO

Medical Specialties

Teresa L Demille has the following 2 specialties

Specialty Expertise

Teresa L Demille has the following 4 areas of expertise

  • Advanced Registered Nurse
  • Geriatric Medicine (internal Medicine)
  • Nurse Practitioner
  • Registered Nurse

Certifications, License, & Education

MEDICAL LICENSE

Nurse Practitioner, Nevada, 2026, Active
Advanced Nurse, Utah, 2026, Expired

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Frequently Asked Questions

Is Teresa Demille accepting new patients?
Teresa Demille is accepting new patients on Vitals. View Teresa Demille's profile on Vitals to make an appointment.
Does Teresa Demille accept my insurance?
You can see the insurance plans that Teresa Demille accepts on their Vitals profile.
Where is Teresa Demille's office located?
Teresa Demille's office is located at 1380 E Medical Center Dr, Saint George, UT, 84790.
How can I make an appointment with Teresa Demille?
You can find contact information for Teresa Demille here on Vitals.
Does Teresa Demille accept virtual/telehealth appointments?
Teresa Demille has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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