Dr. Isaac O'neal, MD
About This Business
With 46 years of experience since graduating from Rutgers New Jersey Medical School in 1980, above the 37-year average among the 101 Newark physicians in our directory, Dr. Isaac O'neal, M.D., practices internal medicine in Newark, New Jersey. He is one of four internal medicine doctors in those listings. He holds an active New Jersey license, accepts Medicare, and telehealth is not currently listed among his services. Patients rate him 5.0 across 1 review.
Verified Provider Info
- Specialty (per registry)
- Internal Medicine
- NPI Number
- 1598809626
- Medical school graduate
- 1980 (46+ years of practice)
- Medical school
- RUTGERS NEW JERSEY MEDICAL SCHOOL
- State license
- 25MA04217200 (NJ)
Accepts Medicare
Source: NPPES NPI Registry (CMS) · CMS Doctors & Clinicians dataset · checked 2026-08-18
Phone
(973) 733-5300Location on Map
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Information last updated: August 23, 2026
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