Dr. John Gilbert Oas
M.D. | Neurology | 39+ years Exp
920 N Hamilton Rd Ste 500, Gahanna
Ohio, 43230-1757
614-293-4969 614-293-6111
Maps & DirectionsDr. John Gilbert Oas is a Gahanna, Ohio based neurologist with 39 years of experience in Neurology. He completed his graduation from University Of Texas Medical Branch At Galveston in 1986. He is also affiliated with hospitals like and . He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. John Gilbert Oas is 35.074548 for Neurology in Ohio. His current practice location is 920 N Hamilton Rd Ste 500, Gahanna. Patients can reach him at 614-293-4969 or can fax him at 614-293-6111. Dr. John Gilbert Oas is M.D. in Neurology and his NPI number (Unique professional ID assigned by NPPES) is 1336146638.
Dr. John Gilbert Oas specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Complete Profile:
Dr. John Gilbert Oas speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. John Gilbert Oas |
| Specialization: | Neurology |
| Gender: | Male |
| Credentials: | M.D. |
| Experience: | 39+ years |
| Medical School Attended: | University Of Texas Medical Branch At Galveston |
| Graduation Year: | 1986 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 920 N Hamilton Rd Ste 500, Gahanna,
Ohio, 43230-1757 |
| Phone: | 614-293-4969 |
| Fax: | 614-293-6111 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 8527012855 |
| Enrollment ID: | I20050309000418 |
| NPI Number: | 1336146638 |
| NPI Enumeration Date: | 30 Jun, 2005 |
| NPI Last Update On: | 10 Nov, 2020 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. John Gilbert Oas are as mentioned below.
| License Number | Specialization | State | Status | |
| 35.074548 | Neurology | Ohio | Primary | |
Hospital Affiliation:
Surgeons are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
| Hospital Name (CCN) | State | Hospital Type |
| (360085) | Columbus, OH | Acute Care Hospital |
| (360098) | Concord, OH | Acute Care Hospital |
Group Practice:
Group practices are practice of medicine by a group of physicians who share their premises and other resources. Following list states all the group name
with which Dr. John Gilbert Oas is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Lake Hospital System, Inc. (6002713922) | 165 |
| Osu Neuroscience Center, Llc (8820990161) | 95 |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. John Gilbert Oas such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| P01686413 | Other | Ohio | RAILROAD MEDICARE |
| 2104476 | Medicaid | Ohio | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. John Gilbert Oas
700 Ackerman Rd Ste 2120,
Columbus, Ohio |
| Zip: | 43202-1559 |
| Phone Number: | 614-293-4969 |
| Fax Number: | 614-293-6111 |
Patients can reach Dr. John Gilbert Oas at
920 N Hamilton Rd Ste 500, Gahanna, Ohio or can
call to book an appointment on 614-293-4969.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.