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Dr. Sundeep Viswanathan, MD

Dr. Sundeep Viswanathan, MD

Cardiology*
15+ years of experience

Dr. Sundeep Viswanathan, MD is a cardiologist in Englewood, CO and has over 15 years of experience in the medical field. Dr. Viswanathan has extensive experience in Heart Conditions and Adult Congenital Heart Conditions. He graduated from The University of Texas Southwestern Medical School in 2009. He is affiliated with medical facilities HCA HealthONE Aurora and HCA HealthONE Presbyterian St. Luke's. He is accepting new patients and telehealth appointments.

5 Star Rating
Based on 51 reviews 5 Star Rating (51 reviews)

Locations

Aurora Denver Cardiology Associates - Englewood

Aurora Denver Cardiology Associates - Englewood499 E Hampden Ave Ste 200 Englewood, CO 80113
1

Aurora Denver Cardiology Associates - Suite 390

Aurora Denver Cardiology Associates - Suite 3901444 S Potomac St Ste 390 Aurora, CO 80012
2

Hospital Highlight

Dr. Viswanathan is affiliated with HCA HealthONE Presbyterian St. Luke's Denver, a highly rated hospital.

Dr. Viswanathan is a Healthgrades Choice provider in Cardiology

The Healthgrades Choice designation helps you understand the most important factors to consider when choosing a healthcare professional. This designation is earned based on four set standards.
Read our methodology

  • Above average experience
  • Good hospital quality
  • Good patient ratings
  • No healthcare sanctions
  • Area of ExpertiseDr. Viswanathan specializes in the area of Cardiovascular Disease. See board certifications
  • Explains Conditions WellPatients said this doctor explains conditions well. See reviews
  • Offers TelehealthThis doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top HospitalOutstanding Patient Experience Award™ See hospitals

More Cardiology Specialists at HCA HealthONE Aurora

Experience Check

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Dr. Viswanathan's Reviews

Likelihood to recommend Dr. Viswanathan

5.0

51 ratings, 32 with a written review
5 Star
96%
96%
4 Star
4%
4%
3 Star
0%
0%
2 Star
0%
0%
1 Star
0%
0%

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RecentHighestLowestMost Helpful
What went well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Kay – Oct 28, 2023
So glad to hear your positive feedback! Thank you...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Ralph – Dec 21, 2021
Thank you for taking the time to leave your...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Appointment wasn't rushed
What could be improved
No results
1 person found this helpful
Helpful
JORGE DOMINGUEZ – May 14, 2021
Thanks for posting a response. If you have not...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
2 people found this helpful
Helpful
Steven Yacovetta – May 08, 2021
Thank you for taking the time to leave your...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
Helpful
Bob Anderson – Apr 01, 2021
Thank you for taking the time to leave your...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Jul 24, 2020
Thank you so much for the positive feedback! We...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Jul 21, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
No results
What could be improved
No results
Helpful
Jul 08, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
Helpful
Kelley London – Jul 06, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
Helpful
Jun 29, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
Helpful
Will Frank – Jun 14, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
Steve Kurth – Mar 03, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Feb 26, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
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
Helpful
Venus – Feb 08, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
John Olsen – Feb 06, 2020
Thank you for taking the time to leave your...Read More
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
1 person found this helpful
Helpful
Frank A Pugliese – Jan 29, 2020
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Linda Kellerman – Dec 07, 2019
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
james – Dec 03, 2019
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Quick Good Appointment – Nov 25, 2019
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Donald Banka – Sep 13, 2019
×Post a ResponseAre you Dr. Sundeep Viswanathan, MD?

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About Me

care philosophy

Dr. Sundeep Viswanathan prides himself on efficient, evidence-based and compassionate cardiac care.

biography

Dr. Viswanathan prides himself on compassionate, personalized, and evidence-based cardiac care. He strives to treat each and every patient like a family member. He was born in New York and moved to Denver in 2015. He received his training at The...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.

  • Cedars-sinai Medical Center

    Fellowship Hospital
  • Washington University At St. Louis/barnes Jewish Hospital

    Residency Hospital
  • The University Of Texas Southwestern Medical School

    Medical School, 2009
American Board of Medical Specialties®
American Board of Internal Medicine®
Cardiovascular Disease
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.

Dr. Viswanathan is a Healthgrades Choice provider in Cardiology

    Read our methodology

    Affiliated Hospitals

    • HCA HealthONE Aurora

      1501 S Potomac St
      Aurora, CO 80012
      Recipient of 43
      hospital awards

      America's 100 Best Hospitals Award™ (2025, 2024)

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

      America's 250 Best Hospitals 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.

      82%
      Patients said they were given information about recovering at home

      2% lower than the national average

      77%
      Patients said that doctors always listened to them and explained things well

      1% higher than the national average

      View all patient feedback
    • HCA HealthONE Presbyterian St. Luke's

      1719 E 19th Ave
      Denver, CO 80218
      Recipient of 10
      hospital awards

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

      Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions

      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

      78%
      Patients said that nurses always listened to them and explained things well

      3% higher than the national average

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