Are you James V. O'Connor, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 22 S Greene St, Baltimore, MD 21201
About Dr. O'connor
James V. O'Connor, M.D. is a healthcare provider in Baltimore, MD specializing in surgical critical care. Medicare claims data shows James provided 138 services to 58 patients. The services billed most often include dialysis procedure including 1 evaluation, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and critical care, first 30-74 minutes. This provider record is associated with NPI 1619904455.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (410) 328-6704
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
22 S GREENE ST
Baltimore, MD 21201
Procedures Most Often Billed to Medicare
138 services · 58 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Dialysis procedure including 1 evaluation | Treatment | 90945 |
65 | Too few peers to compare |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
39 | As often as other peers in Surgical Critical Care |
| Critical care, first 30-74 minutes | Office visit | 99291 |
34 | Less often than most peers in Surgical Critical Care |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 James V. O'Connor?
James V. O'Connor is a surgical critical care in Baltimore, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is James V. O'Connor's address?
James V. O'Connor is listed at 22 S Greene St, Baltimore, MD 21201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with James V. O'Connor?
The number on file is (410) 328-6704. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for James V. O'Connor?
James V. O'Connor's National Provider Identifier is 1619904455. 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 James V. O'Connor have?
James V. 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
What procedures does James V. O'Connor perform?
According to Medicare billing data, James V. O'Connor provides treatments such as dialysis procedure including 1 evaluation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is James V. O'Connor's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by James V. O'Connor. If this is you, claiming it is free.
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