background
background
Dr. Mary Callsen, MD

Dr. Mary Callsen, MD

Internal Medicine*
40+ years of experience

Dr. Mary Callsen, MD is an internist in Bethesda, MD and has over 40 years of experience in the medical field. She graduated from Ohio State University in 1981. She is affiliated with medical facilities The Johns Hopkins Hospital and Sibley Memorial Hospital. She is accepting telehealth appointments.

3.2 Star Rating
Based on 32 reviews 3.2 Star Rating (32 reviews)

Practice

7315 Wisconsin Ave Bethesda, MD 20814
Telehealth available
(240) 235-9100

At a Glance

  • Area of Expertise
    Dr. Callsen specializes in the area of Internal Medicine. • See board certifications
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    America's 250 Best Hospitals Award™ • See hospitals
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. • See hospitals
ADVERTISEMENT
healthgrades-rx

Save money with free prescription discounts

Optum Perks and Healthgrades are subsidiaries of RVO Health.

Experience Check

Search for experience in a specific area

Learn more about experience and why treatment frequency matters

Insurance Check

Search for your insurance carrier and choose your plan type

Dr. Callsen's Reviews

Likelihood to recommend Dr. Callsen

3.2

32 ratings, 7 with a written review
5 Star
47%
47%
4 Star
6%
6%
3 Star
3%
3%
2 Star
3%
3%
1 Star
41%
41%

Your trust is our top concern. Learn more.

We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.

All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.

Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.

Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.

RecentHighestLowestMost Helpful
What went well
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • Long wait times
2 people found this helpful
Helpful
LISA Oh – Jun 12, 2020
×Post a ResponseAre you Dr. Mary Callsen, 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
Sarah – Feb 13, 2020
×Post a ResponseAre you Dr. Mary Callsen, 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
4 people found this helpful
Helpful
Ana Santanello in Alexandria – Feb 21, 2019
×Post a ResponseAre you Dr. Mary Callsen, MD?
What went well
  • 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
Chevy Chase, MD – Aug 28, 2017
×Post a ResponseAre you Dr. Mary Callsen, MD?
What went well
  • Appointment scheduling
What could be improved
  • 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
Rod in Bethesda, MD – Aug 10, 2016
×Post a ResponseAre you Dr. Mary Callsen, 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
6 people found this helpful
Helpful
Susan in Herndon, VA – Aug 03, 2016
×Post a ResponseAre you Dr. Mary Callsen, MD?
What went well
No results
What could be improved
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
16 people found this helpful
Helpful
will sue in Washington, DC – Jul 03, 2016
×Post a ResponseAre you Dr. Mary Callsen, MD?

Leave a review

How was your experience with Dr. Callsen?

Know Before You Go

About Me

biography

Dr. Mary Callsen, MD is an internist in Bethesda, MD and has over 40 years of experience in the medical field. She graduated from Ohio State University in 1981. She is affiliated with medical facilities The Johns Hopkins Hospital and Sibley Memorial Hospital. She is accepting telehealth appointments.

  • Internal Medicine

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

  • Ohio State University

    Medical School, 1981
American Board of Medical Specialties®
American Board of Internal Medicine®
- 
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

Online Care for Prescription Refills (Sponsored)

Locations

Practice

Office7315 Wisconsin Ave Bethesda, MD 20814
1
Office6201 Greenleigh Ave Middle River, MD 21220
2

Affiliated Hospitals

  • The Johns Hopkins Hospital

    1800 Orleans St
    Baltimore, MD 21287
    Recipient of 47
    hospital awards

    America's 250 Best Hospitals Award™ (2025, 2024)

    Top 5% in the nation for consistently delivering clinical quality

    Surgical Care Excellence Award™ (2025, 2024, 2023)

    Top 5% in the nation for consistently delivering clinical quality

    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

    82%
    Patients would recommend the hospital to friends and family

    17% higher than the national average

    View all patient feedback

  • Sibley Memorial Hospital

    5255 Loughboro Rd NW
    Washington, DC 20016
    Recipient of 1
    hospital award

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

    85%
    Patients said they were given information about recovering at home

    1% higher than the national average

    77%
    Patients would recommend the hospital to friends and family

    12% higher than the national average

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