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Dr. Diana Westerfield, DO

Dr. Diana Westerfield, DO

Cardiology*
30+ years of experience

Dr. Diana Westerfield, DO is a cardiologist in Saint Peters, MO and has over 30 years of experience in the medical field. Dr. Westerfield has extensive experience in Heart Conditions and Adult Congenital Heart Conditions. She graduated from A. T. Still University Kirksville College of Osteopathic Medicine in 1992. She is affiliated with medical facilities such as Missouri Baptist Medical Center and Parkland Health Center. She is accepting new patients and telehealth appointments.

4.6 Star Rating
Based on 9 reviews 4.6 Star Rating (9 reviews)

Practice

10 Hospital Dr Ste 100 Saint Peters, MO 63376
Telehealth available
(314) 996-7272

Hospital Highlight

Dr. Westerfield is affiliated with Missouri Baptist Medical Center Saint Louis, a highly rated hospital.

At a Glance

  • Area of Expertise
    Dr. Westerfield specializes in the area of Cardiology. • See board certifications
  • Explains Conditions Well
    Patients said this doctor explains conditions well. • See reviews
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    Patient Safety Excellence Award™ • See hospitals
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Dr. Westerfield's Reviews

Likelihood to recommend Dr. Westerfield

4.6

9 ratings, 5 with a written review
5 Star
89%
89%
4 Star
0%
0%
3 Star
0%
0%
2 Star
0%
0%
1 Star
11%
11%

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RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Tina Fruci – Jan 24, 2025
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What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Apr 14, 2023
×Post a ResponseAre you Dr. Diana Westerfield, DO?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Excellent Visit – Jun 08, 2020
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
4 people found this helpful
Helpful
Apr 25, 2020
×Post a ResponseAre you Dr. Diana Westerfield, DO?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
13 people found this helpful
Helpful
Carol P in St Charles, MO – Jun 09, 2016
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Leave a review

How was your experience with Dr. Westerfield?

Know Before You Go

About Me

care philosophy

Educated at Kirksville College of Osteopathic Medicine and fellowship trained at Riverside Osteopathic Hospital, Dr. Westerfield is a cardiologist who believes in giving her patients state-of-the-art cardiac care, specifically tailored to their...read more

  • Cardiology

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Henry Ford Hospital

    Fellowship Hospital, 1998

  • Riverside Osteopathic Hospital

    Internship Hospital, 1993

  • A. T. Still University Kirksville College Of Osteopathic Medicine

    Medical School, 1992

  • Indiana University School Of Medicine

    Undergraduate School, 1988
American Osteopathic Association®
American Osteopathic Board of Internal Medicine®
- 
Cardiology
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.

Learn more about medical license public record check

Focus on ATTR-CM

Locations

Practice

BJC Medical Group Cardiology at St Peters10 Hospital Dr Ste 100 Saint Peters, MO 63376
1

Practice

Office10 Hospital Dr Saint Peters, MO 63376
2

Practice

Bjc Medical Group At Progress West-Specialists20 Progress Point Pkwy Ste 206 O Fallon, MO 63368
3

Practice

BJC Medical Group Cardiolgy at O'Fallon20 Progress Point Pkwy Ste 200 O Fallon, MO 63368
4

Affiliated Hospitals

  • Missouri Baptist Medical Center

    3015 N Ballas Rd
    Saint Louis, MO 63131
    Recipient of 19
    hospital awards

    Patient Safety Excellence Award™ (2025, 2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    Outstanding Patient Experience Award™ (2024, 2023, 2022)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    89%
    Patients said they were given information about recovering at home

    5% higher than the national average

    80%
    Patients said that doctors always listened to them and explained things well

    4% higher than the national average

    View all patient feedback

  • Barnes-Jewish St. Peters Hospital

    10 Hospital Dr
    Saint Peters, MO 63376
    Recipient of 4
    hospital awards

    Patient Safety Excellence Award™ (2025)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    90%
    Patients said they were given information about recovering at home

    6% higher than the national average

    79%
    Patients said that nurses always listened to them and explained things well

    4% higher than the national average

    View all patient feedback

  • Progress West Hospital

    2 Progress Point Pkwy
    O Fallon, MO 63368
    Recipient of 3
    hospital awards

    Patient Safety Excellence Award™ (2025, 2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    89%
    Patients said they were given information about recovering at home

    2% higher than the national average

    79%
    Patients said that nurses always listened to them and explained things well

    1% higher than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality