Physician Profile

Owen J. O'Neill, MD

Unclaimed Profile

About Dr. O'neill

Based in Sleepy Hollow, NY, Owen J. O'Neill, MD is listed in the NPI registry under internal medicine. Medicare claims data shows Owen provided 295 services to 29 patients. The services billed most often include management of oxygen chamber therapy and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Education & Training

Medical School Other Graduated: 1987

Specialty

Internal Medicine (Primary)

Credentials & Licensing

NY license176762
NPI1447290119
NPI issued06/08/2006

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Dr. O'Neill?

Dr. O'Neill is an internist in Sleepy Hollow, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

What is Dr. O'Neill's address?

Dr. O'Neill is listed at 777 N Broadway Suite 310, Sleepy Hollow, NY 10591. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. O'Neill?

The number on file is (914) 333-0034. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. O'Neill?

Dr. O'Neill's National Provider Identifier is 1447290119. 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

Where did Dr. O'Neill train?

Dr. O'Neill attended Other, graduating in 1987. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Dr. O'Neill have?

Dr. O'Neill has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.

CMS public data

What procedures does Dr. O'Neill perform?

According to Medicare billing data, Dr. O'Neill provides treatments such as management of oxygen chamber therapy, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Dr. O'Neill's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. O'Neill. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.