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Dr. John Koval, MD

Dr. John Koval, MD

Internal Medicine*
40+ years of experience

Dr. John Koval, MD is an internist in Youngstown, OH and has over 40 years of experience in the medical field. He graduated from UNIVERSITY OF CINCINNATI / MEDICAL CENTER in 1980. He is affiliated with medical facilities such as Surgical Hospital at Southwoods and Mercy Health-St. Elizabeth Youngstown Hospital.

3.8 Star Rating
Based on 20 reviews 3.8 Star Rating (20 reviews)

Practice

7629 Market St Ste 100 Youngstown, OH 44512
(234) 287-6503

At a Glance

  • Area of Expertise
    Dr. Koval specializes in the area of Internal Medicine. • See board certifications
  • Explains Conditions Well
    Patients said this doctor explains conditions well. • See reviews
  • Practices at Top Hospital
    Patient Safety Excellence Award™ • See hospitals
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. • See hospitals
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Dr. Koval's Reviews

Likelihood to recommend Dr. Koval

3.8

20 ratings, 4 with a written review
5 Star
65%
65%
4 Star
0%
0%
3 Star
10%
10%
2 Star
0%
0%
1 Star
25%
25%

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RecentHighestLowestMost Helpful
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
What could be improved
No results
1 person found this helpful
Helpful
Older Lady – Jul 03, 2021
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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
What could be improved
No results
Helpful
Bob G – Oct 07, 2020
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What went well
No results
What could be improved
No results
1 person found this helpful
Helpful
Sep 25, 2020
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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
1 person found this helpful
Helpful
Youngstown , OH – Oct 26, 2018
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Leave a review

How was your experience with Dr. Koval?

Know Before You Go

About Me

biography

Dr. John Koval, MD is an internist in Youngstown, OH and has over 40 years of experience in the medical field. He graduated from UNIVERSITY OF CINCINNATI / MEDICAL CENTER in 1980. He is affiliated with medical facilities such as Surgical Hospital at Southwoods and Mercy Health-St. Elizabeth Youngstown Hospital.

  • 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.

  • University Of Cincinnati / Medical Center

    Medical School, 1980
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.

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Focus on Diabetes

Locations

Practice

Office7629 Market St Ste 100 Youngstown, OH 44512
1

Practice

Office7629 Market St Ste 200 Youngstown, OH 44512
2

Affiliated Hospitals

  • Surgical Hospital at Southwoods

    7630 Southern Blvd
    Youngstown, OH 44512
    Recipient of 7
    hospital awards

    Patient Safety Excellence Award™ (2025, 2024)

    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.

    93%
    Patients who gave a rating of 9 or 10

    18% higher than the national average

    92%
    Patients said they were given information about recovering at home

    4% higher than the national average

    View all patient feedback

  • Mercy Health-St. Elizabeth Boardman Hospital

    8401 Market St
    Boardman, OH 44512
    Recipient of 8
    hospital awards

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

    81%
    Patients said they were given information about recovering at home

    3% lower than the national average

    75%
    Patients said that nurses always listened to them and explained things well
    View all patient feedback

  • Mercy Health-St. Elizabeth Youngstown Hospital

    1044 Belmont Ave
    Youngstown, OH 44504
    Recipient of 42
    hospital awards

    America's 100 Best Hospitals Award™ (2025, 2024, 2023)

    Top 5% in the nation for consistently delivering clinical quality

    America's 250 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.

    81%
    Patients said they were given information about recovering at home

    3% lower 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
Learn more about how Healthgrades measures Hospital Quality