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Home > VA Providers

Dr. Tobin Scott Naidorf, MD

Accepting New Patients

(9 Ratings)

Specializes in: Adult Gastroenterology

Eastern Virginia Medical School (1984)

2501 Parkers Lane Suite 114
Alexandria, VA 22306

1-844-466-8244

Dr. Tobin Scott Naidorf, MD is a gastroenterologist in Alexandria, VA specializing in adult gastroenterology. He graduated from Eastern Virginia Medical School in 1984 and has 42 years of experience.

Office Locations

2501 Parkers Lane Suite 114
Alexandria, VA 22306

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Noteworthy Medicare Patient Procedures Performed by Dr. Tobin Scott Naidorf, MD in 2024

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

Top 5%

By Affordability:

diagnostic upper endoscopy

EGD with biopsy

EGD with lesion removal

esophagogastroduodenoscopy

therapeutic EGD

therapeutic upper endoscopy

upper endoscopy

upper endoscopy with biopsy

upper endoscopy with lesion removal

In 2024, Dr. Tobin Scott Naidorf, MD had a list price for diagnostic upper endoscopy, EGD with biopsy, EGD with lesion removal, esophagogastroduodenoscopy (EGD), therapeutic EGD, therapeutic upper endoscopy, upper endoscopy, upper endoscopy with biopsy, and upper endoscopy with lesion removal that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Virginia. 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.

Top 10%

By Affordability:

biopsy

colon biopsy

colonoscopy with biopsy

colonoscopy with lesion removal

diagnostic colonoscopy

diagnostic EGD

diagnostic endoscopy

diagnostic procedures

gastrointestinal biopsy

removal of lesion

therapeutic colonoscopy

therapeutic endoscopy

In 2024, Dr. Tobin Scott Naidorf, MD had a list price for biopsy, colon biopsy, colonoscopy with biopsy, colonoscopy with lesion removal, diagnostic colonoscopy, diagnostic EGD, diagnostic endoscopy, diagnostic procedures, gastrointestinal biopsy, removal of lesion (e.g. growth), therapeutic colonoscopy, and therapeutic endoscopy that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Virginia. 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.

Top 25%

By Volume:

preventive care

screening colonoscopy

By Affordability:

colonoscopy

diagnostic colonoscopy without biopsy

endoscopy

gastrointestinal endoscopy

gastrointestinal procedures

lower endoscopy

minimally invasive procedures

In 2012, among providers in related specialties within Virginia, Dr. Tobin Scott Naidorf, MD performed more preventive care, and screening colonoscopy procedures for Medicare patients than 75% of them and he also had a list price for colonoscopy, diagnostic colonoscopy without biopsy, endoscopy, gastrointestinal (GI) endoscopy, gastrointestinal procedures, lower endoscopy, and minimally invasive procedures that was lower than the list prices billed to Medicare by 75% 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

2012 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2012 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	166
doctor visit	463
gastrointestinal procedures	283
hospital care	190
inpatient care	190
minimally invasive procedures	283
preventive care	117
removal of lesion (e.g. growth)	166

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	170
doctor visit	507
gastrointestinal procedures	281
hospital care	132
inpatient care	132
minimally invasive procedures	281
preventive care	111
removal of lesion (e.g. growth)	170

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	220
Female	167

**Ethnicity**
Non-Hispanic White	310
Black	39
Hispanic	0
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	185
From 75 to 84	116
85 and over	56
Less than 65	30

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2013

Hypertension	74
High Cholesterol	70
Stroke	7
Ischemic Heart Disease	37
Depression	19
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	8
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	167
doctor visit	482
gastrointestinal procedures	289
hospital care	68
inpatient care	68
minimally invasive procedures	289
preventive care	122
removal of lesion (e.g. growth)	167

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	194
Female	189

**Ethnicity**
Non-Hispanic White	292
Black	53
Hispanic	0
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	119
85 and over	52
Less than 65	36

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2014

Hypertension	68
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	31
Depression	16
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	170
doctor visit	575
gastrointestinal procedures	318
hospital care	74
inpatient care	74
minimally invasive procedures	318
preventive care	148
removal of lesion (e.g. growth)	170

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	452
Female	446

**Ethnicity**
Non-Hispanic White	696
Black	116
Hispanic	28
Asian	30
Other	28
Native American	0

**Age**
From 65 to 74	420
From 75 to 84	298
85 and over	122
Less than 65	58

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2015

Hypertension	71
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	33
Depression	15
Chronic Kidney Disease	26
Asthma	9
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	32
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	147
doctor visit	510
gastrointestinal procedures	277
hospital care	79
inpatient care	79
minimally invasive procedures	277
preventive care	130
removal of lesion (e.g. growth)	147

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	230
Female	210

**Ethnicity**
Non-Hispanic White	333
Black	47
Hispanic	16
Asian	21
Other	23
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	142
85 and over	49
Less than 65	35

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2016

Hypertension	69
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	27
Asthma	17
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	32
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	164
doctor visit	498
gastrointestinal procedures	319
hospital care	91
inpatient care	91
minimally invasive procedures	319
preventive care	155
removal of lesion (e.g. growth)	164

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	247
Female	227

**Ethnicity**
Non-Hispanic White	357
Black	63
Hispanic	23
Asian	18
Other	13
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	165
85 and over	47
Less than 65	34

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2017

Hypertension	67
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	187
doctor visit	453
gastrointestinal procedures	338
hospital care	35
inpatient care	35
minimally invasive procedures	338
preventive care	151
removal of lesion (e.g. growth)	187

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	239
Female	210

**Ethnicity**
Non-Hispanic White	334
Black	67
Hispanic	15
Asian	18
Other	15
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	160
85 and over	45
Less than 65	31

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2018

Hypertension	67
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	155
doctor visit	361
gastrointestinal procedures	278
hospital care	53
inpatient care	53
minimally invasive procedures	278
preventive care	123
removal of lesion (e.g. growth)	155

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	203
Female	196

**Ethnicity**
Non-Hispanic White	279
Black	61
Hispanic	26
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	140
85 and over	42
Less than 65	31

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2019

Hypertension	71
High Cholesterol	71
Stroke	5
Ischemic Heart Disease	35
Depression	18
Chronic Kidney Disease	32
Asthma	11
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	108
doctor visit	176
gastrointestinal procedures	158
hospital care	48
inpatient care	48
minimally invasive procedures	158
preventive care	50
removal of lesion (e.g. growth)	108

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	150
Female	147

**Ethnicity**
Non-Hispanic White	196
Black	54
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	99
85 and over	28
Less than 65	22

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2020

Hypertension	71
High Cholesterol	70
Stroke	8
Ischemic Heart Disease	31
Depression	20
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	9
Diabetes	32
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	131
doctor visit	158
gastrointestinal procedures	238
minimally invasive procedures	238
preventive care	107
removal of lesion (e.g. growth)	131

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	171
Female	135

**Ethnicity**
Non-Hispanic White	220
Black	43
Hispanic	13
Asian	11
Other	19
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	98
85 and over	21
Less than 65	24

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2021

Hypertension	60
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	27
Depression	13
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	7
Diabetes	24
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	143
doctor visit	145
gastrointestinal procedures	224
minimally invasive procedures	224
preventive care	81
removal of lesion (e.g. growth)	143

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	143
Female	117

**Ethnicity**
Non-Hispanic White	189
Black	39
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	142
From 75 to 84	96
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2022

Hypertension	67
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	20
Depression	10
Chronic Kidney Disease	15
Asthma	9
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	7
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2023 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	140
doctor visit	95
gastrointestinal procedures	227
minimally invasive procedures	227
preventive care	87
removal of lesion (e.g. growth)	140

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	136
Female	97

**Ethnicity**
Non-Hispanic White	180
Black	28
Hispanic	0
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	86
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2023

Hypertension	65
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	20
Depression	12
Chronic Kidney Disease	18
Asthma	6
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	6
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA during 2024 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

diagnostic procedures	152
doctor visit	202
gastrointestinal procedures	229
minimally invasive procedures	229
preventive care	77
removal of lesion (e.g. growth)	152

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	125
Female	121

**Ethnicity**
Non-Hispanic White	177
Black	33
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	110
85 and over	23
Less than 65	11

Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD in 2024

Hypertension	70
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	24
Depression	12
Chronic Kidney Disease	24
Asthma	14
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Tobin Scott Naidorf, MD for Medicare patients.

The highest averages for the top procedures that Dr. Tobin Scott Naidorf, MD treated as a gastroenterologist in Alexandria, VA were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

diagnostic procedures	153
doctor visit	355
gastrointestinal procedures	266
hospital care	85
inpatient care	85
minimally invasive procedures	266
preventive care	112
removal of lesion (e.g. growth)	153

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Tobin Scott Naidorf, MD.

**Gender**
Male	193
Female	174

**Ethnicity**
Black / African American	49
Asian / Pacific Islander	13
Non-Hispanic White	274
Native American / Alaskan Native	0
Hispanic	10
Other	10

**Age**
75 to 84	125
85 and over	37
Less than 65	24
65 to 74	176

Average of Total of Conditions of Medicare patients treated by Dr. Tobin Scott Naidorf, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Tobin Scott Naidorf, MD treated were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	63
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	26
Depression	14
Chronic Kidney Disease	22
Asthma	8
Osteoporosis	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Atrial Fibrillation	12
Dementia	6
Cancer	15

Education & Training

Dr. Tobin Scott Naidorf, MD graduated from Eastern Virginia Medical School in 1984. He completed residency at Cooper University Hospital. He is certified by the American Board of Internal Medicine: Gastroenterology and has a state license in Virginia.

Medical School: Eastern Virginia Medical School (1984)

Residency: Cooper University Hospital

Board Certification: American Board of Internal Medicine: Gastroenterology

Licensed In: Virginia

Ratings & Reviews

Dr. Tobin Scott Naidorf, MD has a high overall rating with an average of 4.28 out of 5 stars based on 9 ratings. We collect ratings and reviews of Dr. Tobin Scott Naidorf, MD from all over the web to help you find the right in Alexandria, VA.

4.28

Overall Rating

(9 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2025-10-10

Patient verified via Press Ganey

They wet very thorough in explaining the process and ensured I understood what would happen.

Overall Rating: 5.0 2025-09-27

Patient verified via Press Ganey

Very good

Overall Rating: 5.0 2025-05-14

Patient verified via Press Ganey

Relieved

General Payments

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

**Payments by Company**
Olympus America Inc.	$143 EndoClot PHS $143
Torax Medical, Inc.	$139 LINX $139
Ardelyx, Inc.	$134 IBSRELA $134
Phathom Pharmaceuticals, Inc.	$121 VOQUEZNA $121
Salix Pharmaceuticals, Ltd	$105 Solesta $105
Other	$654 Situate $98	Tremfya $95	Creon $92	SURGICAL $91	Humira $89	Other $189

**Types of Payments**
Food and Beverage	$1,202
Education	$95

Biography

Dr Tobin Naidorf is a specialty care physician board certified in gastroenterology. He joined Inova with over 27 years of clinical experience. He has a special interest in management of screening for colon cancer and inflammatory bowel diseases. Dr Naidorf became interested in gastroenterology because of his longtime interest in diseases of the liver and gastrointestinal tract. His goal is to help his patients receive excellent and compassionate care.