Physician Profile
John J. O Connor, MD
Unclaimed ProfileAbout Dr. O Connor
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (301) 881-5167
- Email not available
Practice Locations
11125 ROCKVILLE PIKE STE. 308
Rockville, MD 20852
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 6
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.
Common questions
What kind of doctor is Dr. O Connor?
Dr. O Connor is a general surgeon in Rockville, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
What is Dr. O Connor's address?
Dr. O Connor is listed at 11125 Rockville Pike Ste. 308, Rockville, MD 20852. 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 Connor?
The number on file is (301) 881-5167. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. O Connor?
Dr. O Connor's National Provider Identifier is 1407933575. 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 much experience does Dr. O Connor have?
Dr. O Connor has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Dr. O Connor's profile verified?
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
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.