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Home > DE Providers > Radiation Oncologists

Dr. Owen C. Thomas, MD

(No ratings)

Specializes in: Radiation Oncology

Johns Hopkins University School of Medicine (2007)

18947 John J Williams Highway Unit 101
Rehoboth Beach, DE 19971

(302) 645-3775

Dr. Owen C. Thomas, MD is a radiation oncologist in Rehoboth Beach, DE specializing in radiation oncology. He graduated from Johns Hopkins University School of Medicine in 2007 and has 18 years of experience. Dr. Owen C. Thomas, MD is affiliated with DELMARVA RADIATION SERVICES, PA.

Office Locations

18947 John J Williams Highway Unit 101
Rehoboth Beach, DE 19971

(302) 645-3775

(302) 645-3774

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In The News

“Following Furlong's story, Owen Thomas, MD, board-certified radiation oncologist, will present on age-related screenings for cancer as well as discussing what cancer is and steps you can take to...”—"Beebe Hosting Spring into Health Fair in May", Cape Gazette, June 2023

Noteworthy Medicare Patient Procedures Performed by Dr. Owen C. Thomas, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 5%

By Volume:

diagnostic flexible laryngoscopy

endoscopy

laryngoscopy

By Affordability:

diagnostic flexible laryngoscopy

diagnostic laryngoscopy

fiberoptic laryngoscopy

flexible laryngoscopy

laryngeal procedures

laryngoscopy

radiation therapy

In 2023, among providers in related specialties within Delaware, Dr. Owen C. Thomas, MD performed more diagnostic flexible laryngoscopy, endoscopy, and laryngoscopy procedures for Medicare patients than 95% of them and he also had a list price for diagnostic flexible laryngoscopy, diagnostic laryngoscopy, fiberoptic laryngoscopy, flexible laryngoscopy, laryngeal (voice box) procedures, laryngoscopy, and radiation therapy that was lower than the list prices billed to Medicare by 95% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2013 were radiation therapy, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	901
laryngeal (voice box) procedures	18
minimally invasive procedures	18
radiation therapy	27

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	189
Female	141

**Ethnicity**
Non-Hispanic White	300
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	112
85 and over	26
Less than 65	15

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2013

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2013 were high cholesterol, hypertension, cancer and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	46
Depression	22
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	20
Diabetes	38
Dementia	7
Cancer	71

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2014 were radiation therapy, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	1021
laryngeal (voice box) procedures	24
minimally invasive procedures	24
radiation therapy	46

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	231
Female	204

**Ethnicity**
Non-Hispanic White	400
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	217
From 75 to 84	153
85 and over	38
Less than 65	27

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2014

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2014 were hypertension, cancer, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	74
Stroke	6
Ischemic Heart Disease	44
Depression	20
Chronic Kidney Disease	29
Asthma	7
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	27
Diabetes	32
Dementia	11
Cancer	74

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2015 were radiation therapy, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	956
laryngeal (voice box) procedures	25
minimally invasive procedures	25
radiation therapy	43

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	476
Female	436

**Ethnicity**
Non-Hispanic White	824
Black	64
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	468
From 75 to 84	296
85 and over	94
Less than 65	54

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2015

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2015 were high cholesterol, hypertension, cancer and ischemic heart disease.

Hypertension	74
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	25
Asthma	12
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	27
Diabetes	33
Dementia	9
Cancer	73

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2016 were radiation therapy, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	872
laryngeal (voice box) procedures	23
minimally invasive procedures	23
radiation therapy	38

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	259
Female	198

**Ethnicity**
Non-Hispanic White	419
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	145
85 and over	40
Less than 65	30

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2016

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2016 were hypertension, high cholesterol, cancer and ischemic heart disease.

Hypertension	75
High Cholesterol	71
Stroke	7
Ischemic Heart Disease	42
Depression	17
Chronic Kidney Disease	34
Asthma	26
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	17
Chronic Obstructive Pulmonary Disease	29
Diabetes	32
Dementia	9
Cancer	70

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2017 were radiation therapy, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	1033
laryngeal (voice box) procedures	49
minimally invasive procedures	49
radiation therapy	57

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	289
Female	220

**Ethnicity**
Non-Hispanic White	464
Black	29
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	256
From 75 to 84	181
85 and over	41
Less than 65	31

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2017

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2017 were hypertension, cancer, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	47
Depression	20
Chronic Kidney Disease	36
Asthma	4
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	33
Diabetes	30
Dementia	9
Cancer	69

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2018 were minimally invasive procedures, laryngeal (voice box) procedures and radiation therapy.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	1019
laryngeal (voice box) procedures	47
minimally invasive procedures	47
radiation therapy	38

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	273
Female	229

**Ethnicity**
Non-Hispanic White	459
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	166
85 and over	52
Less than 65	32

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2018

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2018 were cancer, high cholesterol, hypertension and ischemic heart disease.

Hypertension	74
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	45
Depression	23
Chronic Kidney Disease	35
Asthma	5
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	29
Diabetes	30
Dementia	8
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2019 were minimally invasive procedures, laryngeal (voice box) procedures and radiation therapy.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	971
laryngeal (voice box) procedures	52
minimally invasive procedures	52
radiation therapy	32

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	305
Female	204

**Ethnicity**
Non-Hispanic White	470
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	185
85 and over	36
Less than 65	16

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2019

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2019 were cancer, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	47
Depression	23
Chronic Kidney Disease	33
Asthma	4
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	29
Diabetes	30
Dementia	8
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2020 were minimally invasive procedures, radiation therapy and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	866
laryngeal (voice box) procedures	28
minimally invasive procedures	28
radiation therapy	28

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	285
Female	187

**Ethnicity**
Non-Hispanic White	428
Black	29
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	265
From 75 to 84	156
85 and over	34
Less than 65	17

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2020

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2020 were high cholesterol, hypertension, cancer and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	55
Depression	19
Chronic Kidney Disease	38
Asthma	4
Osteoperosis	5
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	28
Diabetes	35
Dementia	5
Cancer	69

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2021 were minimally invasive procedures, laryngeal (voice box) procedures and radiation therapy.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	866
laryngeal (voice box) procedures	53
minimally invasive procedures	53
radiation therapy	30

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	274
Female	185

**Ethnicity**
Non-Hispanic White	424
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	180
85 and over	41
Less than 65	17

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2021

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2021 were high cholesterol, hypertension, cancer and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	55
Depression	23
Chronic Kidney Disease	34
Asthma	4
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	27
Diabetes	29
Dementia	8
Cancer	67

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2022 were minimally invasive procedures, laryngeal (voice box) procedures and radiation therapy.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	793
laryngeal (voice box) procedures	50
minimally invasive procedures	50
radiation therapy	17

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	271
Female	192

**Ethnicity**
Non-Hispanic White	429
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	224
From 75 to 84	190
85 and over	36
Less than 65	13

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2022

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2022 were cancer, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	49
Depression	19
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	11
Atrial Fibrilation	22
Heart Failure	10
Chronic Obstructive Pulmonary Disease	29
Diabetes	31
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE during 2023 were minimally invasive procedures, laryngeal (voice box) procedures and radiation therapy.

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

doctor visit	797
laryngeal (voice box) procedures	46
minimally invasive procedures	46
radiation therapy	30

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	277
Female	211

**Ethnicity**
Non-Hispanic White	446
Black	0
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	221
From 75 to 84	212
85 and over	39
Less than 65	16

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2023

The most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated during 2023 were cancer, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	44
Depression	17
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	13
Chronic Obstructive Pulmonary Disease	28
Diabetes	28
Dementia	3
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Owen C. Thomas, MD for Medicare patients.

The highest averages for the top procedures that Dr. Owen C. Thomas, MD treated as a radiation oncologist in Rehoboth Beach, DE were minimally invasive procedures, laryngeal (voice box) procedures and radiation therapy.

doctor visit	917
laryngeal (voice box) procedures	37
minimally invasive procedures	37
radiation therapy	35

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Owen C. Thomas, MD.

**Gender**
Male	284
Female	218

**Ethnicity**
Black / African American	20
Asian / Pacific Islander	0
Non-Hispanic White	460
Hispanic	0
Native American / Alaskan Native	0
Other	3

**Age**
75 to 84	179
85 and over	43
Less than 65	24
65 to 74	255

Average of Total of Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Owen C. Thomas, MD treated were hypertension, high cholesterol, cancer and ischemic heart disease.

Hypertension	74
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	46
Depression	20
Chronic Kidney Disease	30
Asthma	7
Osteoporosis	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	27
Diabetes	31
Atrial Fibrillation	15
Dementia	7
Cancer	72

Education & Training

Dr. Owen C. Thomas, MD graduated from Johns Hopkins University School of Medicine in 2007. He has a state license in Delaware.

Medical School: Johns Hopkins University School of Medicine (2007)

Licensed In: Delaware

Affiliations & Hospitals

Dr. Owen C. Thomas, MD is associated with these hospitals and organizations:

DELMARVA RADIATION SERVICES, PA

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Owen C. Thomas, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Pfizer Inc.	$229 CHANTIX $202	COMIRNATY $16	ELIQUIS $11
AstraZeneca Pharmaceuticals LP	$179 IMFINZI $118	TAGRISSO $20	Enhertu $19	$22
Boehringer Ingelheim Pharmaceuticals, Inc.	$98 Gilotrif $98
E.R. Squibb & Sons, L.L.C.	$89 OPDIVO $64	EMPLICITI $15	ELIQUIS $10
GENZYME CORPORATION	$85 JEVTANA $33	CABLIVI $30	LIBTAYO $23
Other	$905 LIBTAYO $55	DOPTELET $40	VOTRIENT RCC $33	IMBRUVICA $32	CYRAMZA $31	Other $714

**Types of Payments**
Food and Beverage	$1,587

Biography

Dr. Owen Thomas' area of specialization is radiation oncology. He attended medical school at Johns Hopkins University School of Medicine.

Select Year:

Dr. Owen C. Thomas, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Owen C. Thomas, MD in 2023

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Owen C. Thomas, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Rehoboth Beach, DE