BRIAN A TWEDDALE (MD) – Vascular & Interventional Radiology Physician, NPI 1518288331
Vascular & Interventional Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
372 INTERVENTIONAL RADIOLOGY in PA
Provider Addresses for BRIAN A TWEDDALE (MD)
255 W LANCASTER AVE
PAOLI, PA 193011763
Phone: (610) 648-1000
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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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: 2010-09-09
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 |
|---|---|---|---|---|
| I20100909000720 | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 294 | 234 | $0 |
| 71046 | X-ray of chest, 2 views | 273 | 271 | $0 |
| 93880 | Ultrasound of both sides of head and neck blood flow | 199 | 197 | $0 |
| 93922 | Ultrasound study of arm and leg arteries | 198 | 179 | $0 |
| 93925 | Ultrasound of leg arteries or artery grafts | 191 | 174 | $0 |
Insurance plans in this area (ZIP 19301)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | PA | 36556 | Insertion of central venous catheter for infusion, patient 5 years or older | 25 | 23 |
| DIAGNOSTIC RADIOLOGY | PA | 71250 | CT scan chest | 34 | 34 |
| DIAGNOSTIC RADIOLOGY | PA | 73630 | X-ray of foot, minimum of 3 views | 14 | 13 |
| DIAGNOSTIC RADIOLOGY | PA | 74177 | CT scan of abdomen and pelvis with contrast | 22 | 22 |
| DIAGNOSTIC RADIOLOGY | PA | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 30 | 27 |
| DIAGNOSTIC RADIOLOGY | PA | 77012 | Radiological supervision and interpretation of CT guidance for needle insertion | 38 | 37 |
| DIAGNOSTIC RADIOLOGY | PA | 93922 | Ultrasound study of arteries of both arms and legs | 34 | 34 |
| DIAGNOSTIC RADIOLOGY | PA | 93926 | Ultrasound study of arteries and arterial grafts of one leg or limited | 13 | 13 |
| DIAGNOSTIC RADIOLOGY | PA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 28 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Radiology, Diagnostic Radiology | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | PA | |
| - | PA | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | CT | |
| Diagnostic Radiology | PA | |
| Physician Assistant | PA | |
| Diagnostic Radiology | PA |
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