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Edit this profileAt a glance
- 110 William St, Newark, NJ 07102
About Dr. O'neal
Based in Newark, NJ, Isaac O'Neal, M.D. is listed in the NPI registry under internal medicine. Isaac graduated from Rutgers New Jersey Medical School in 1980. NPI 1598809626 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (973) 733-5300
- Email not available
Practice Locations
110 WILLIAM ST
Newark, NJ 07102
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Newark 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Rutgers New Jersey Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1980 at Rutgers New Jersey Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Isaac O'Neal's specialty?
Isaac O'Neal is an internist in Newark, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Isaac O'Neal?
Isaac O'Neal is listed at 110 William St, Newark, NJ 07102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Isaac O'Neal?
The number on file is (973) 733-5300. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Isaac O'Neal's NPI number?
Isaac O'Neal's National Provider Identifier is 1598809626. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Isaac O'Neal's education?
Isaac O'Neal attended Rutgers New Jersey Medical School, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How long has Isaac O'Neal been practicing?
Isaac O'Neal has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
Has Isaac O'Neal confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Isaac O'Neal. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.