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Dr. John Oas, MD

Dr. John Oas, MD

Neurology*
35+ years of experience

Dr. John Oas, MD is a neurologist in Gahanna, OH and has over 35 years of experience in the medical field. Dr. Oas has extensive experience in Headache. He graduated from University of Texas Medical Branch in 1986. He is affiliated with medical facilities such as Mercy Health-St. Rita's Medical Center and University Hospital TriPoint Medical Center. He is accepting new patients and telehealth appointments.

3.2 Star Rating
Based on 47 reviews 3.2 Star Rating (47 reviews)

Practice

920 N Hamilton Rd Ste 500 Gahanna, OH 43230
Telehealth available

Hospital Highlight

Dr. Oas is affiliated with Ohio State University Hospital Columbus, a highly rated and top awarded hospital for neurology.

At a Glance

  • Friendly Staff
    Patients said the staff was friendly. See reviews
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    Stroke Care Excellence Award™ See hospitals
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Dr. Oas' Reviews

Likelihood to recommend Dr. Oas

3.2

47 ratings, 18 with a written review
5 Star
53%
53%
4 Star
2%
2%
3 Star
2%
2%
2 Star
0%
0%
1 Star
43%
43%

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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
1 person found this helpful
Helpful
May 16, 2024
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What went well
  • I felt respected
  • 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
Pam – Oct 15, 2023
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What went well
  • Listened & answered questions
  • Explained conditions well
  • Trusted the provider's decisions
What could be improved
  • Staff wasn't friendly
Helpful
Jaime – Jun 30, 2021
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What went well
No results
What could be improved
No results
Helpful
Tom L – Apr 24, 2021
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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
  • Difficult to schedule appointment
6 people found this helpful
Helpful
Dec 19, 2019
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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
2 people found this helpful
Helpful
Ron D – Oct 31, 2019
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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
1 person found this helpful
Helpful
Stephanie W. – Aug 14, 2019
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What went well
No results
What could be improved
No results
9 people found this helpful
Helpful
Apr 24, 2019
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What went well
No results
What could be improved
No results
16 people found this helpful
Helpful
Apr 21, 2019
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • 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
  • Long wait times
15 people found this helpful
Helpful
Jessica in New Straitsville, OH – May 12, 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
1 person found this helpful
Helpful
Rob McClure in Upper Sandusky, OH – Nov 12, 2017
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Didn't trust the provider's decisions
  • Long wait times
15 people found this helpful
Helpful
Gallipolis, OH – Sep 02, 2017
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What went well
No results
What could be improved
  • Didn't listen or answer questions
13 people found this helpful
Helpful
Jul 19, 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
What could be improved
No results
2 people found this helpful
Helpful
Linda May in Celina, OH – Apr 13, 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
What could be improved
No results
1 person found this helpful
Helpful
Emily in Cincinnati, OH – Feb 25, 2017
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What went well
No results
What could be improved
No results
10 people found this helpful
Helpful
Columbus, OH – Oct 23, 2016
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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
2 people found this helpful
Helpful
Mary Jane Montgomery in Youngstown, OH – Sep 27, 2016
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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
7 people found this helpful
Helpful
Feb 25, 2016
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Leave a review

How was your experience with Dr. Oas?

About Me

care philosophy

My medical care philosphy is an absolute dedication to the highest quality medical care. This means often taking the time necessary to obtain a thorough and detailed history of symptoms and a comprehensive otoneurological examination. I remain...read more
  • Neurology

*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 Texas Medical Branch

    Medical School, 1986
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.

Locations

Practice

Osu Neurology-Gahanna920 N Hamilton Rd Ste 500 Gahanna, OH 43230
1

Practice

Lake West CPS Laboratory36000 Euclid Ave Willoughby, OH 44094
2
Office700 Ackerman Rd Ste 2120 Columbus, OH 43202
3

Practice

Office395 W 12th Ave Fl 7 Columbus, OH 43210
4

Affiliated Hospitals

  • Ohio State University Hospital

    410 W 10th Ave
    Columbus, OH 43210
    Recipient of 12
    hospital awards

    Stroke Care Excellence Award™ (2024)

    Superior clinical outcomes in the care and treatment of stroke

    America's 250 Best Hospitals Award™ (2023)

    Superior clinical outcomes in the care and treatment of stroke

    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

    79%
    Patients said that doctors always listened to them and explained things well

    3% higher than the national average

    View all patient feedback
  • Lima Memorial Health System

    1001 Bellefontaine Ave
    Lima, OH 45804

    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

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

    2% higher than the national average

    View all patient feedback
  • Blanchard Valley Hospital

    1900 S Main St
    Findlay, OH 45840
    Recipient of 6
    hospital awards

    Surgical Care Excellence Award™ (2025)

    Superior clinical outcomes in the care and treatment of stroke

    Stroke Care Excellence Award™ (2023)

    Superior clinical outcomes in the care and treatment of stroke

    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

    81%
    Patients said that doctors always listened to them and explained things well

    5% higher than the national average

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