DR. CHRISTOPHER B O'BRIEN (M.D.) – Hepatology Physician, NPI 1548225154
Hepatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
12,368 INTERNAL MEDICINE in FL
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Provider Addresses for DR. CHRISTOPHER B O'BRIEN (M.D.)
3100 WESTON RD
WESTON, FL 333313602
Phone: (954) 659-6760
Fax: (954) 659-6731
Type: Mailing
Jackson Medical Towers, 1500, Northwest 12th Avenue, Miami, Miami-Dade County, Florida, 33136, United States
JMT-EAST 1007
MIAMI, FL 331361051
Phone: (305) 243-4664
Fax: (305) 243-9927
Type: Mailing
Sylvester Comprehensive Cancer Center, 1475, Northwest 12th Avenue, Miami, Miami-Dade County, Florida, 33136, United States
MIAMI, FL 331361002
Phone: (305) 243-6484
Fax: (305) 243-8470
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $402.
Total Amount is formed as General ($402) + Research ($0) + Ownership ($0) = $402.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Gilead Sciences, Inc. ($166).
Total Amount
$402
General + Research + Ownership
Payments
8
Total payment records
General Amount
$402
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-12-10
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20101210000371 | I | Internal Medicine | FL | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 159 | 105 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 120 | 40 | $0 |
Insurance plans in this area (ZIP 33331)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | FL | |
| - | FL | |
| - | WA | |
| - | MI | |
| - | FL | |
| - | FL | |
| - | MD | |
| General Surgery | IL | |
| Emergency Medicine | FL | |
| A N E S T H E S I O L O G Y | IL |
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