DR. OWEN C. THOMAS (MD) – Radiation Oncology Physician, NPI 1043412935
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
18 RADIATION ONCOLOGY in DE
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Provider Addresses for DR. OWEN C. THOMAS (MD)
18947, John J Williams Highway, Truitts Midway Development, Rehoboth Beach, Sussex County, Delaware, 19971, United States
TUNNELL CANCER CENTER
REHOBOTH BEACH, DE 199714474
Phone: (302) 645-3775
Fax: (302) 645-3774
Type: Location
18947 JOHN J WILLIAMS HWY UNIT 101
REHOBOTH BEACH, DE 199714480
Phone: (302) 645-3775
Fax: (302) 645-3774
Type: Location
PO BOX 497
LEWES, DE 199580497
Phone: (302) 645-3775
Fax: (302) 645-3774
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $373.
Total Amount is formed as General ($373) + Research ($0) + Ownership ($0) = $373.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($42).
Total Amount
$373
General + Research + Ownership
Payments
19
Total payment records
General Amount
$373
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $42 |
| SOBI, INC | $40 |
| GENZYME CORPORATION | $30 |
| ABBVIE INC. | $29 |
| Merck Sharp & Dohme LLC | $27 |
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: 2012-08-08
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 |
|---|---|---|---|---|
| I20120808000275 | I | Radiation Oncology | DE | 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 |
|---|---|---|---|---|
| 77014 | Ct guidance for insertion of radiation therapy fields | 1,320 | 208 | $0 |
| 77300 | Calculation of radiation therapy dose | 421 | 118 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 396 | 164 | $0 |
| G6002 | Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 251 | 78 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 221 | 113 | $0 |
Insurance plans in this area (ZIP 19971)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RADIATION ONCOLOGY | DE | 77263 | Management of radiation therapy, complex | 111 | 109 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | DE | |
| Radiation Oncology | PA | |
| Radiation Oncology | DE |
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