BRENDAN MICHAEL O'CONNOR (M.D.) – Diagnostic Radiology Physician, NPI 1245467257
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,800 DIAGNOSTIC RADIOLOGY in CA
Provider Addresses for BRENDAN MICHAEL O'CONNOR (M.D.)
34800 Bob Wilson Dr
NMCSD
San Diego, CA 921341098
Phone: (888) 375-6815
Type: Location
2937 Princess Anne Cres
Chesapeake, VA 233214519
Phone: (216) 926-6873
Type: Location
1912 N Brandon Ave
Norfolk, VA 23507
Phone: (888) 784-4763
Type: Location
554 Keily Street
Jacksonville, FL 32212
Phone: (757) 953-7550
Type: Location
600 Gresham Dr
Norfolk, VA 235071904
Phone: (757) 388-8870
Fax: (757) 388-8871
Type: Location
Portsmouth Naval Shipyard Museum, 2, High Street, Olde Towne Commons, Portsmouth, Virginia, 23704, United States
620 JOHN PAUL JONES CIRCLE
PORTSMOUTH, VA 23708
Phone: (216) 926-6873
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $34.
Total Amount is formed as General ($34) + Research ($0) + Ownership ($0) = $34.
Last reported payment date: 2024-07-27 • Largest payer in this snapshot: HeartFlow, Inc. ($20).
Total Amount
$34
General + Research + Ownership
Payments
2
Total payment records
General Amount
$34
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| HeartFlow, Inc. | $20 |
| Hologic Sales and Service, LLC | $14 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-09-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20200228000013 | I | Diagnostic Radiology | VA | TBD |
| I20210907000070 | I | Diagnostic Radiology | PA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 77063 | Screening 3d breast mammography | 360 | 359 | $0 |
| 77067 | Screening mammography | 357 | 357 | $0 |
| 71046 | X-ray of chest, 2 views | 206 | 197 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 174 | 174 | $0 |
| G0279 | Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 104 | 101 | $0 |
Insurance plans in this area (ZIP 92134)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology, Interventional Radiology | PA | |
| - | PA | |
| Diagnostic Radiology, Nuclear Medicine | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | VA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | CA |
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