Doctor profile · Federal record

Dr. Owen Thomas, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Rehoboth Beach, DE

  • NPI 1043412935
  • Accepts Medicare
  • MIPS 46.2 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18947 John J Williams Hwy Unit 101
Rehoboth Beach, DE 199714480
(302) 645-3775
fax (302) 645-3774
Mailing address
Po Box 497
Lewes, DE 199580497

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
June 11, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Delaware #C10010086

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043412935. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,596
Distinct HCPCS
10
Medicare allowed
$303,273
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 1,320 208 $45
77300 Calculation of radiation therapy dose 421 118 $33
77427 Radiation treatment management, 5 treatment sessions 396 164 $190
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 251 78 $20
77334 Design and construction of complex radiation treatment device 221 113 $60
99213 Established patient office or other outpatient visit, 20-29 minutes 212 146 $65
77263 Complex radiation therapy planning 122 116 $167
99205 New patient office or other outpatient visit, 60-74 minutes 109 109 $178
77338 Design and construction of radiation treatment device for high precision radiation therapy 89 89 $223
77301 High precision radiation therapy planning 87 87 $415

In context: peer comparison

Among 2 peers in this city , average services per provider: 166. This provider delivers 22× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$224
Transactions
11
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
SOBI, INC 2 $39.93
ABBVIE INC. 1 $28.88
Merck Sharp & Dohme LLC 1 $26.97
Daiichi Sankyo Inc. 1 $24.77
ADC Therapeutics America, Inc. 1 $21.30
Amneal Pharmaceuticals LLC 1 $17.77
Karyopharm Therapeutics Inc. 1 $17.66
Incyte Corporation 1 $16.81
Deciphera Pharmaceuticals Inc. 1 $16.07
Regeneron Healthcare Solutions, Inc. 1 $13.72

By nature of payment

Food and Beverage
$224

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
125
Patients
20
Total drug cost
$3,356
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 54 20 $1,023
Gabapentin Generic 17 0 $263
Memantine Hcl Generic 15 0 $1,454
Pantoprazole Sodium Generic 15 0 $152
Dexamethasone Generic 13 0 $425
Tramadol Hcl Generic 11 0 $39

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Owen Thomas's medical specialty?
Dr. Owen Thomas practices Radiation Oncology Physician in Rehoboth Beach, DE.
Where does Dr. Owen Thomas practice?
Dr. Owen Thomas practices at 18947 John J Williams Hwy Unit 101, Rehoboth Beach, DE 199714480. Office phone: 3026453775.
What is Dr. Owen Thomas's NPI?
Dr. Owen Thomas's National Provider Identifier (NPI) is 1043412935, issued by NPPES.
Does Dr. Owen Thomas accept Medicare assignment?
Yes. Dr. Owen Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Owen Thomas commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.