Physician Profile

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About O'CONNOR

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Areas of Expertise

Internal Medicine (Primary)

Common questions

What is Dr. O'Connor's specialty?

Dr. O'Connor is an internist in Millbury, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Internal Medicine”.

NPI registry

Where can I find Dr. O'Connor?

Dr. O'Connor is listed at 65 CANAL ST, Millbury, MA 01527. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. O'Connor?

The number on file is (508) 865-9960. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. O'Connor's NPI number?

Dr. O'Connor's National Provider Identifier is 1699756650. 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

How long has Dr. O'Connor been practising?

Dr. O'Connor has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.

NPI registry

Has Dr. O'Connor confirmed this information?

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

Guide.md

Licensing & Certification

MA license38138
NPI1699756650
NPI issued11/08/2005

Source: NPPES NPI Registry

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Related providers

Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.

Other internists at this location 8

Same specialty, same street address — most likely the same department or group.

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