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Edit this profileAt a glance
- 25 S Union Ave, Cranford, NJ 07016
About Dr. O'connor
Mary T. O'Connor, M.D. practices clinic / center in Cranford, NJ. According to Medicare claims data, Mary cared for 1,424 Medicare patients across 4,514 services. The services billed most often include injection, gadoterate meglumine, 0.1 ml, screening mammography, and screening 3d breast mammography. The provider's National Provider Identifier (NPI) is 1912920406.
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
- (908) 709-1323
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
25 S UNION AVE
Cranford, NJ 07016
Procedures Most Often Billed to Medicare
4,514 services · 1,424 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Placement of locating device in breast using imaging guidance, first growth | Procedure | 19281 |
11 |
| Screening mammography | Imaging | 77067 |
377 |
| Screening 3d breast mammography | Imaging | 77063 |
359 |
| Complete ultrasound scan of 1 breast | Imaging | 76641 |
179 |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
138 |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
111 |
| Diagnostic mammography of both breasts | Imaging | 77066 |
71 |
| Mri scan of both breasts | Imaging | 77049 |
24 |
| Injection, gadoterate meglumine, 0.1 ml | A9575 |
3,101 | |
| Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | Billing code | G0279 |
143 |
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 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Mary T. O'Connor specialize in?
Mary T. O'Connor is a clinic / center in Cranford, NJ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Mary T. O'Connor located?
Mary T. O'Connor is listed at 25 S Union Ave, Cranford, NJ 07016. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mary T. O'Connor's phone number?
The number on file is (908) 709-1323. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mary T. O'Connor's NPI number?
Mary T. O'Connor's National Provider Identifier is 1912920406. 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 Mary T. O'Connor train?
Mary T. O'Connor attended Other, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary T. O'Connor been practicing?
Mary T. O'Connor has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does Mary T. O'Connor do most often?
According to Medicare billing data, Mary T. O'Connor performs procedures including placement of locating device in breast using imaging guidance, first growth; reads or performs imaging such as screening mammography and screening 3d breast mammography. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mary T. O'Connor confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary T. O'Connor. If this is you, claiming it is free.
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