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Dr. Daniel Griffen III, MD

Dr. Daniel Griffen III, MD

Cardiology*
40+ years of experience

Dr. Daniel Griffen III, MD is a cardiologist in Rockville, MD and has over 40 years of experience in the medical field. Dr. Griffen III has extensive experience in Heart Conditions and Adult Congenital Heart Conditions. He graduated from University of Iowa in 1982. He is affiliated with medical facilities Holy Cross Germantown Hospital and Adventist HealthCare Shady Grove Medical Center. He is accepting new patients and telehealth appointments.

3.5 Star Rating
Based on 15 reviews 3.5 Star Rating (15 reviews)

Adventist HealthCare Cardiac Associates

15225 Shady Grove Rd Ste 201 Rockville, MD 20850
Telehealth available
(301) 670-3000

Dr. Griffen III 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
  • Areas of Expertise
    Dr. Griffen III specializes in the areas of Cardiovascular Disease & Internal Medicine. • See board certifications
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
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Dr. Griffen III's Reviews

Likelihood to recommend Dr. Griffen III

3.5

15 ratings, 3 with a written review
5 Star
60%
60%
4 Star
0%
0%
3 Star
0%
0%
2 Star
7%
7%
1 Star
33%
33%

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RecentHighestLowestMost Helpful
What went well
  • Staff friendliness
What could be improved
  • I didn't feel respected
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
Helpful
Feb 08, 2024
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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
4 people found this helpful
Helpful
Gingerbowers in Front Royal, VA – Jan 02, 2017
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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
5 people found this helpful
Helpful
Lois Tart in Laurel, MD – Apr 23, 2016
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Leave a review

How was your experience with Dr. Griffen III?

Know Before You Go

About Me

care philosophy

D Leonard Griffen, MD, FACC, is the Chairman of Cardiology at Laurel Regional Hospital.\n\nDr Griffen obtained his undergraduate degree at Iowa State University and his medical degree from University of Iowa College of Medicine. He completed his...read more

biography

D. Leonard Griffen, MD, FACC, is the Chairman of Cardiology at Laurel Regional Hospital.\n\nDr. Griffen obtained his undergraduate degree at Iowa State University and his medical degree from University of Iowa College of Medicine. He completed...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.

  • University Of Iowa

    Medical School, 1982
American Board of Medical Specialties®
American Board of Internal Medicine®
- 
Cardiovascular Disease
- 
Internal Medicine
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

Dr. Griffen III is a Healthgrades Choice provider in Cardiology

    Read our methodology

    Focus on ATTR-CM

    Locations

    Adventist HealthCare Cardiac Associates

    Adventist HealthCare Cardiac Associates15225 Shady Grove Rd Ste 201 Rockville, MD 20850
    1

    Affiliated Hospitals

    • Adventist HealthCare Shady Grove Medical Center

      9901 Medical Center Dr
      Rockville, MD 20850
      Recipient of 4
      hospital awards

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

      86%
      Patients said they were given information about recovering at home

      2% higher than the national average

      73%
      Patients said that nurses always listened to them and explained things well

      2% lower than the national average

      View all patient feedback

    • Holy Cross Germantown Hospital

      19801 Observation Dr
      Germantown, MD 20876

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

      79%
      Patients said they were given information about recovering at home

      5% lower than the national average

      71%
      Patients said that doctors always listened to them and explained things well

      5% lower than the national average

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