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Dr. Mark Ovsiowitz, MD

Dr. Mark Ovsiowitz, MD

Gastroenterology*
20+ years of experience

Dr. Mark Ovsiowitz, MD is a gastroenterologist in Santa Monica, CA and has over 20 years of experience in the medical field. He graduated from St. Georges University School of Medicine in 2000. He is affiliated with medical facilities Ronald Reagan UCLA Medical Center and Santa Monica UCLA Medical Center and Orthopaedic Hospital. He is accepting new patients and telehealth appointments.

3.5 Star Rating
Based on 13 reviews 3.5 Star Rating (13 reviews)

Practice

1223 16th St Ste 3100 Santa Monica, CA 90404
Telehealth available

Make an Appointment

(310) 582-6240

Hospital Highlight

Dr. Ovsiowitz is affiliated with Ronald Reagan UCLA Medical Center Los Angeles, a highly rated and top awarded hospital for gastroenterology.

Dr. Ovsiowitz is a Healthgrades Choice provider in Gastroenterology

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 Expertise
    Dr. Ovsiowitz specializes in the area of Gastroenterology. • 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
    America’s 100 Best Hospitals for Gastrointestinal Surgery Award™ • See hospitals
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Dr. Ovsiowitz's Reviews

Likelihood to recommend Dr. Ovsiowitz

3.5

13 ratings, 8 with a written review
5 Star
62%
62%
4 Star
0%
0%
3 Star
0%
0%
2 Star
8%
8%
1 Star
31%
31%

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
No results
What could be improved
No results
Helpful
Vlad Belenky – Feb 24, 2025
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What went well
  • Staff friendliness
What could be improved
No results
Helpful
Mark Ovsiowitz – Feb 28, 2024
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What went well
  • Staff friendliness
What could be improved
  • Appointment was rushed
  • Didn't trust the provider's decisions
Helpful
Erica Z Reinas – Jun 16, 2022
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What went well
No results
What could be improved
No results
1 person found this helpful
Helpful
Feb 10, 2020
×Post a ResponseAre you Dr. Mark Ovsiowitz, MD?
What went well
No results
What could be improved
No results
13 people found this helpful
Helpful
May 28, 2019
×Post a ResponseAre you Dr. Mark Ovsiowitz, 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
suzanna in los angeles – Apr 04, 2018
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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
Shahira in Santa Monica, CA – Mar 31, 2017
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What went well
  • Staff friendliness
  • Wait times
What could be improved
  • 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
11 people found this helpful
Helpful
Christine in North Hollywood, CA – Dec 03, 2016
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Leave a review

How was your experience with Dr. Ovsiowitz?

Know Before You Go

About Me

biography

Dr. Mark Ovsiowitz, MD is a gastroenterologist in Santa Monica, CA and has over 20 years of experience in the medical field. He graduated from St. Georges University School of Medicine in 2000. He is affiliated with medical facilities Ronald Reagan...read more

  • Gastroenterology

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

  • St. Georges University School Of Medicine

    Medical School, 2000
American Board of Medical Specialties®
American Board of Internal Medicine®
- 
Gastroenterology
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. Ovsiowitz is a Healthgrades Choice provider in Gastroenterology

    Read our methodology

    Focus on IBD

    Locations

    Practice

    UCLA Health Santa Monica Breast Care1223 16th St Ste 3100 Santa Monica, CA 90404
    1

    Practice

    Office5767 W Century Blvd Ste 200 Los Angeles, CA 90045
    2

    Affiliated Hospitals

    • Ronald Reagan UCLA Medical Center

      757 Westwood Plz
      Los Angeles, CA 90095
      Recipient of 35
      hospital awards

      America’s 100 Best Hospitals for Gastrointestinal Surgery Award™ (2025)

      Top 5% in the nation for consistently delivering clinical quality

      America's 100 Best Hospitals 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.

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

      2% higher than the national average

      81%
      Patients would recommend the hospital to friends and family

      16% higher than the national average

      View all patient feedback

    • Santa Monica UCLA Medical Center and Orthopaedic Hospital

      1250 16th St
      Santa Monica, CA 90404
      Recipient of 17
      hospital awards

      Gastrointestinal Care Excellence Award™ (2025)

      Superior clinical outcomes in colorectal surgeries, gallbladder removal, upper gastrointestinal surgery, and treating bowel obstruction, gastrointestinal bleeds, and pancreatitis

      America's 100 Best Hospitals Award™ (2024, 2023)

      Superior clinical outcomes in colorectal surgeries, gallbladder removal, upper gastrointestinal surgery, and treating bowel obstruction, gastrointestinal bleeds, and pancreatitis

      View all awards

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

      84%
      Patients said they were given information about recovering at home
      79%
      Patients would recommend the hospital to friends and family

      14% higher than the national average

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