Summary

Dr. John Oas is a neurologist and otolaryngology-head and neck surgeon who brings four decades of medical experience to his practice. He earned his medical degree from the University of Texas Medical Branch at Galveston and has developed expertise across two specialized fields of medicine. His dual specialization allows him to address complex conditions affecting both the nervous system and the head and neck region. Dr. Oas communicates with patients in English.

Dr. Oas practices at several respected medical facilities throughout Ohio, including The Ohio State University Wexner Medical Center, Ohio State East Hospital, and Cleveland Clinic Hillcrest Hospital in Columbus, Gahanna, and Mayfield Heights. His clinical focus includes treating various forms of encephalopathy, including cases affecting pediatric patients and those with liver-related brain complications. He incorporates rehabilitation approaches into patient care, utilizing physical therapy and strength training programs to support recovery. Patients have given Dr. Oas an average rating of 3.6 out of 5 stars on Vitals.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 40 years of experience
  • speaks English
  • University Of Texas Medical Branch At Galveston
  • 15 written reviews
  • 2 specialties
  • 16 areas of expertise
  • 2 board certifications
  • 5 hospital affiliations
  • 6 office locations
  • Male

Office Locations

Dr. John Gilbert Oas has 6 locations

The Ohio State University Medical Center Neurology

920 N Hamilton Rd Ste 500Gahanna, OH 43230
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Ohio State East Hospital

181 Taylor AveColumbus, OH 43203

The Richard M Ross Heart Hospital

452 W 10th AveColumbus, OH 43210

Cleveland Clinic Hillcrest Hospital

6780 Mayfield RdMayfield Heights, OH 44124

Uh Lake West Medical Center

36000 Euclid AveWilloughby, OH 44094

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Dr. John Gilbert Oas, MDDr. Cinthi Pillai, MDDr. Geoffrey Lyle Heyer, MDDr. Benedicta G Enrile
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
3.9 
3.5 
40 Years of Experience 20 Years of Experience 26 Years of Experience 64 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks Spanish, Chinese Speaks English
Gahanna , OHNew York , NYColumbus , OHColumbus , OH
Med School: University Of Texas Medical Branch At Galveston Med School: Newcastle University UK Med School: Columbia University College Of Physicians & Surgeons Med School: University Of Santo Tomas Faculty Of Medicine And Surgery
Current Profile
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Insurance Plans Accepted by Dr. John Gilbert Oas

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. John Gilbert Oas has the following 2 specialties

Specialty Expertise

Dr. John Gilbert Oas has the following 16 areas of expertise

  • Alzheimer's Disease
  • Balance Disorders (Labyrinth Diseases)
  • Dizziness
  • Elder Bone Fractures/Falls
  • Electromyography
  • Epilepsy
  • Headache
  • Meniere's Disease
  • Migraine Disorder
  • Migraine Disorders
  • Multiple Sclerosis (MS)
  • Nerve Conduction Studies
  • Otolaryngology-Head & Neck Surgery
  • Stroke
  • Vestibular Diseases
  • Vestibular Neuronitis

Certifications, License, & Education

40 Years Experience

Dr. John Gilbert Oas holds an expired medical license in the state of Ohio.

Medical License

Medical Doctor with an expired medical license in the state of Ohio that expired in 2026.

Education & Training

Medical School

Graduated from University Of Texas Medical Branch At Galveston in 1986.

NPI Number

Dr. Oas' NPI number is 1336146638.

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Frequently Asked Questions

Is Dr. John Oas accepting new patients?
Dr. John Oas is accepting new patients on Vitals. View Dr. John Oas's profile on Vitals to make an appointment.
Which hospitals is Dr. John Oas affiliated with?
Dr. John Oas is affiliated with The Ohio State University Wexner Medical Center, Ohio State East Hospital, Cleveland Clinic Hillcrest Hospital, Uh Lake West Medical Center, and The Richard M Ross Heart Hospital.
Does Dr. John Oas accept my insurance?
You can see the insurance plans that Dr. John Oas accepts on their Vitals profile.
How can I make an appointment with Dr. John Oas?
You can find contact information for Dr. John Oas here on Vitals.
Does Dr. John Oas accept virtual/telehealth appointments?
Dr. John Oas has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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