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Home > VA Providers > Radiation Oncologists

Dr. Gopal Krishna Bajaj, MD

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Specializes in: Radiation Oncology

University of Kansas School of Medicine (2000)

2280 Opitz Boulevard Suite 120
Woodbridge, VA 22191

(703) 670-3349

Dr. Gopal Krishna Bajaj, MD is a radiation oncologist in Woodbridge, VA specializing in radiation oncology. He graduated from University of Kansas School of Medicine in 2000 and has 26 years of experience. Dr. Gopal Krishna Bajaj, MD is affiliated with Sentara Health and RADIATION ONCOLOGY ASSOCIATES PC.

Office Locations

Sentara Health

2280 Opitz Boulevard Suite 120
Woodbridge, VA 22191

(703) 670-3349

(703) 590-3199

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8081 Innovation Park Drive
Fairfax, VA 22031

(571) 472-0606

(571) 472-0540

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In The News

“Co-author Gopal Bajaj, MD, of Inova Schar Cancer Institute in Fairfax, Virginia, called the study a "landmark trial because it is the first phase III randomized study directly comparing...”—"Proton Therapy for Oropharyngeal Cancer Makes a Case for Standard of Care", MedPage Today, December 2025

“Considering these are short-term results, ASTRO discussant Gopal Bajaj, MD, MBA, of the Inova Schar Cancer Institute in Fairfax, Virginia, observed that the long-term follow-up will help determine...”—"Trial Makes the Case for Treating Knee Osteoarthritis With Radiation", MedPage Today, October 2025

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2012 were radiation therapy, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	592
hospital care	17
inpatient care	17
laryngeal (voice box) procedures	14
minimally invasive procedures	14
radiation therapy	52

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2013 were radiation therapy, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	495
hospital care	17
inpatient care	17
laryngeal (voice box) procedures	13
minimally invasive procedures	13
radiation therapy	37

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	199
Female	162

**Ethnicity**
Non-Hispanic White	297
Black	18
Hispanic	0
Asian	24
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	109
85 and over	45
Less than 65	15

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2013

Hypertension	68
High Cholesterol	60
Stroke	9
Ischemic Heart Disease	34
Depression	16
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	4
Cancer	61

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2014 were radiation therapy, hospital care and inpatient care.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	540
hospital care	13
inpatient care	13
radiation therapy	58

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	230
Female	207

**Ethnicity**
Non-Hispanic White	328
Black	42
Hispanic	15
Asian	36
Other	16
Native American	0

**Age**
From 65 to 74	232
From 75 to 84	135
85 and over	53
Less than 65	17

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2014

Hypertension	68
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	32
Depression	17
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	6
Cancer	59

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2015 were radiation therapy, hospital care and inpatient care.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	492
hospital care	12
inpatient care	12
radiation therapy	52

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	478
Female	338

**Ethnicity**
Non-Hispanic White	630
Black	58
Hispanic	28
Asian	64
Other	36
Native American	0

**Age**
From 65 to 74	406
From 75 to 84	286
85 and over	102
Less than 65	22

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2015

Hypertension	69
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	34
Depression	15
Chronic Kidney Disease	26
Asthma	14
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	26
Dementia	12
Cancer	59

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2016 were radiation therapy.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	456
radiation therapy	53

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	192
Female	155

**Ethnicity**
Non-Hispanic White	258
Black	35
Hispanic	0
Asian	31
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	125
85 and over	33
Less than 65	13

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2016

Hypertension	71
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	37
Depression	16
Chronic Kidney Disease	31
Asthma	21
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	20
Diabetes	28
Dementia	13
Cancer	54

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2017 were radiation therapy.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	501
radiation therapy	54

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	178
Female	146

**Ethnicity**
Non-Hispanic White	249
Black	24
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	123
85 and over	31
Less than 65	12

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2017

Hypertension	68
High Cholesterol	50
Stroke	7
Ischemic Heart Disease	37
Depression	16
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	8
Cancer	52

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2018 were radiation therapy, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	402
laryngeal (voice box) procedures	19
minimally invasive procedures	19
radiation therapy	42

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	196
Female	127

**Ethnicity**
Non-Hispanic White	241
Black	33
Hispanic	13
Asian	25
Other	11
Native American	0

**Age**
From 65 to 74	151
From 75 to 84	122
85 and over	39
Less than 65	11

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2018

Hypertension	69
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	38
Depression	14
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	10
Cancer	50

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2019 were radiation therapy.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	396
radiation therapy	43

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	206
Female	121

**Ethnicity**
Non-Hispanic White	255
Black	26
Hispanic	0
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	123
85 and over	36
Less than 65	15

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2019

Hypertension	73
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	43
Depression	16
Chronic Kidney Disease	37
Asthma	7
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	11
Cancer	50

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2020 were radiation therapy.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	396
radiation therapy	45

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	223
Female	118

**Ethnicity**
Non-Hispanic White	262
Black	13
Hispanic	17
Asian	29
Other	20
Native American	0

**Age**
From 65 to 74	174
From 75 to 84	118
85 and over	38
Less than 65	11

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2020

Hypertension	67
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	28
Asthma	6
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	10
Cancer	49

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2021 were radiation therapy.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	493
radiation therapy	39

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	302
Female	214

**Ethnicity**
Non-Hispanic White	365
Black	48
Hispanic	0
Asian	42
Other	32
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	207
85 and over	57
Less than 65	15

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2021

Hypertension	70
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	31
Depression	13
Chronic Kidney Disease	34
Asthma	6
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	10
Cancer	57

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA during 2022 were radiation therapy.

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

doctor visit	523
radiation therapy	31

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	331
Female	174

**Ethnicity**
Non-Hispanic White	380
Black	36
Hispanic	0
Asian	35
Other	31
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	202
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2022

Hypertension	73
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	28
Depression	13
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	7
Cancer	61

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gopal Krishna Bajaj, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gopal Krishna Bajaj, MD treated as a radiation oncologist in Woodbridge, VA were radiation therapy, minimally invasive procedures, laryngeal (voice box) procedures and hospital care.

doctor visit	480
hospital care	14
inpatient care	14
laryngeal (voice box) procedures	15
minimally invasive procedures	15
radiation therapy	46

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gopal Krishna Bajaj, MD.

**Gender**
Male	230
Female	160

**Ethnicity**
Black / African American	30
Asian / Pacific Islander	27
Non-Hispanic White	296
Hispanic	8
Native American / Alaskan Native	0
Other	13

**Age**
75 to 84	140
85 and over	39
Less than 65	11
65 to 74	191

Average of Total of Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD From 2012 - 2022

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

Hypertension	63
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	31
Depression	13
Chronic Kidney Disease	26
Asthma	8
Osteoporosis	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Atrial Fibrillation	11
Cancer	50
Dementia	8

Education & Training

Dr. Gopal Krishna Bajaj, MD graduated from University of Kansas School of Medicine in 2000. He completed residency at Johns Hopkins University Affiliated Hospitals. He is certified by the American Board of Radiology/Diagnostic Radiology - Radiation Oncology and has a state license in Maryland.

Medical School: University of Kansas School of Medicine (2000)

Residency: Johns Hopkins University Affiliated Hospitals (2005)

Board Certification: American Board of Radiology/Diagnostic Radiology - Radiation Oncology (2026)

Licensed In: Maryland

Affiliations & Hospitals

Dr. Gopal Krishna Bajaj, MD is associated with these hospitals and organizations:

Sentara Health

RADIATION ONCOLOGY ASSOCIATES PC

Ratings & Reviews

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General Payments

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

**Payments by Company**
EMD Serono, Inc.	$4,432 $4,432
IBA Proton Therapy, Inc.	$3,202 $3,202
Ion Beam Applications S.A.	$2,552 Proteus $834	ProteusOne $167	$1,551
RefleXion Medical, Inc.	$1,537 REFLEXION MEDICAL RADIOTHERAPY SYSTEM $1,537
Varian Medical Systems, Inc.	$1,210 TrueBeam $428	ProBeam $101	Eclipse $73	Radiation Oncology $56	$552
Other	$4,135 MRIDIAN $588	Varian Ethos Treatment Planning $397	MRIDIAN SYSTEM $334	RayStation $318	TrueBeam $237	Other $2,262

**Types of Payments**
Travel and Lodging	$7,221
Food and Beverage	$4,965
Consulting Fee	$4,882

Research Payments

Dr. Gopal Krishna Bajaj, MD has received 2 research payments totaling $8,800.

Biography

Dr. Gopal Bajaj's specialty is radiation oncology. He is affiliated with Sentara Health. He graduated from the University of Kansas School of Medicine. Dr. Bajaj's medical residency was performed at a hospital affiliated with Johns Hopkins University.

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Dr. Gopal Krishna Bajaj, MD

Office Locations

In The News

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Gopal Krishna Bajaj, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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