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Dr. Han-Jong Koh, MD

(Dr. Han-Jong (John) Koh, MD)

(3 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

Medical College of Wisconsin (1990)

224D Cornwall Street NW Suite 302
Leesburg, VA 20176

(703) 737-7740

Dr. Han-Jong Koh, MD is an internist in Leesburg, VA specializing in internal medicine (adult medicine). He graduated from Medical College of Wisconsin in 1990 and has 36 years of experience.

Office Locations

224D Cornwall Street NW Suite 302
Leesburg, VA 20176

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Noteworthy Medicare Patient Procedures Performed by Dr. Han-Jong Koh, MD in 2023

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

Top 5%

By Volume:

flu shot

In 2023, Dr. Han-Jong Koh, MD performed more flu shot procedures for Medicare patients than 95% of providers in related specialties within Virginia.

Top 10%

By Volume:

impacted ear wax removal

In 2023, Dr. Han-Jong Koh, MD performed more impacted ear wax removal procedures for Medicare patients than 90% of providers in related specialties within Virginia.

Top 25%

By Affordability:

ear procedures

ear wax removal

impacted ear wax removal

In 2012, Dr. Han-Jong Koh, MD had a list price for ear procedures, ear wax removal, and impacted ear wax removal that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2012 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1100
ear procedures	24
lab tests	271
preventive care	231
vaccines	220

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2013 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1348
ear procedures	26
lab tests	302
preventive care	251
vaccines	238

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	171
Female	295

**Ethnicity**
Non-Hispanic White	428
Black	13
Hispanic	0
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	247
From 75 to 84	136
85 and over	67
Less than 65	16

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2013

Hypertension	65
High Cholesterol	68
Stroke	5
Ischemic Heart Disease	26
Depression	22
Chronic Kidney Disease	20
Asthma	12
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2014 were lab tests, preventive care, vaccines and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1240
ear procedures	16
lab tests	235
preventive care	226
vaccines	226

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	155
Female	228

**Ethnicity**
Non-Hispanic White	354
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	119
85 and over	57
Less than 65	11

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2014

Hypertension	67
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	30
Depression	25
Chronic Kidney Disease	23
Asthma	11
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	9
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2015 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	990
ear procedures	17
lab tests	154
preventive care	266
vaccines	266

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	226
Female	250

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

**Age**
From 65 to 74	234
From 75 to 84	162
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2015

Hypertension	68
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	28
Depression	26
Chronic Kidney Disease	25
Asthma	18
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	9
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2016 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	885
ear procedures	19
lab tests	144
preventive care	256
vaccines	256

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	113
Female	107

**Ethnicity**
Non-Hispanic White	202
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	88
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2016

Hypertension	66
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	31
Depression	26
Chronic Kidney Disease	32
Asthma	19
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2017 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	906
ear procedures	14
lab tests	91
preventive care	154
vaccines	154

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	116
Female	114

**Ethnicity**
Non-Hispanic White	211
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	99
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2017

Hypertension	67
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	33
Depression	27
Chronic Kidney Disease	30
Asthma	14
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2018 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1072
ear procedures	17
lab tests	85
preventive care	171
vaccines	171

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	116
Female	119

**Ethnicity**
Non-Hispanic White	216
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	110
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2018

Hypertension	66
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	33
Depression	27
Chronic Kidney Disease	29
Asthma	14
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2019 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1122
ear procedures	14
lab tests	16
preventive care	181
vaccines	181

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	119
Female	117

**Ethnicity**
Non-Hispanic White	217
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	123
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2019

Hypertension	65
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	30
Depression	30
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2020 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	823
lab tests	24
preventive care	159
vaccines	159

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	119
Female	102

**Ethnicity**
Non-Hispanic White	202
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	124
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2020

Hypertension	65
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	30
Depression	27
Chronic Kidney Disease	32
Asthma	15
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	6
Diabetes	25
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2021 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1310
ear procedures	19
lab tests	43
preventive care	236
vaccines	236

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	170
Female	176

**Ethnicity**
Non-Hispanic White	317
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	169
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2021

Hypertension	65
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	29
Depression	25
Chronic Kidney Disease	31
Asthma	18
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA during 2022 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

doctor visit	1506
ear procedures	20
lab tests	52
preventive care	222
vaccines	222

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	161
Female	172

**Ethnicity**
Non-Hispanic White	305
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	174
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2022

Hypertension	68
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	25
Depression	25
Chronic Kidney Disease	20
Asthma	19
Osteoperosis	18
Atrial Fibrilation	20
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Han-Jong Koh, MD for Medicare patients.

The highest averages for the top procedures that Dr. Han-Jong Koh, MD treated as an internist in Leesburg, VA were preventive care, vaccines, lab tests and ear procedures.

doctor visit	1118
ear procedures	18
lab tests	128
preventive care	213
vaccines	211

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Han-Jong Koh, MD.

**Gender**
Male	133
Female	152

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	1
Non-Hispanic White	261
Native American / Alaskan Native	0
Hispanic	0
Other	2

**Age**
75 to 84	118
85 and over	11
Less than 65	2
65 to 74	122

Average of Total of Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Han-Jong Koh, MD treated were high cholesterol, hypertension, ischemic heart disease and chronic kidney disease.

Hypertension	60
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	26
Depression	23
Chronic Kidney Disease	25
Asthma	14
Osteoporosis	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Atrial Fibrillation	14
Dementia	7
Cancer	13

Education & Training

Dr. Han-Jong Koh, MD graduated from Medical College of Wisconsin in 1990. He completed residency at Dartmouth-Hitchcock Medical Center. He is certified by the American Board of Internal Medicine and has a state license in Virginia.

Medical School: Medical College of Wisconsin (1990)

Residency: Dartmouth-Hitchcock Medical Center (1993)

Board Certification: American Board of Internal Medicine

Licensed In: Virginia

Ratings & Reviews

Dr. Han-Jong Koh, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Han-Jong Koh, MD from all over the web to help you find the right in Leesburg, VA.

Overall Rating

(3 Ratings)

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General Payments

These charts describe general payments received by Dr. Han-Jong Koh, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novo Nordisk Inc	$1,191 Tresiba $359	Ozempic $269	Victoza $217	NovoLog $128	Xultophy 100/3.6 $85	Other $133
Boehringer Ingelheim Pharmaceuticals, Inc.	$953 JARDIANCE $261	GLYXAMBI $180	TRADJENTA $147	STIOLTO $93	SPIRIVA RESPIMAT $69	Other $202
AstraZeneca Pharmaceuticals LP	$829 FARXIGA $439	BEVESPI AEROSPHERE $80	SYMBICORT $78	BYDUREON WEEKLY $71	CRESTOR $55	Other $105
Janssen Pharmaceuticals, Inc	$682 XARELTO $397	INVOKANA $216	INVOKAMET $41	Nucynta $28
SANOFI-AVENTIS U.S. LLC	$448 TOUJEO $334	PRALUENT $39	LANTUS $33	SOLIQUA $26	SOLIQUA 100/33 $16
Other	$3,548 TESTIM $231	Repatha $199	NASCOBAL CYANOCOBALAMIN, USP $117	Prolia $115	Vascepa $110	Other $2,776

**Types of Payments**
Food and Beverage	$7,379
Education	$272

Biography

Dr. Han-Jong Koh is affiliated with Inova Loudoun Hospital. After completing medical school at Medical College of Wisconsin, he performed his residency at Dartmouth-Hitchcock Medical Center. Dr. Koh has a 5.0 out of 5 star average patient rating. He has received the distinction of Washington Checkbook Consumers Top Doctor since. According to Yext, Dr. Koh is not acceping new patients at this time.

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Dr. Han-Jong Koh, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Han-Jong Koh, MD in 2023

By Volume:

By Volume:

By Affordability:

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. Han-Jong Koh, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Han-Jong Koh, 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. Han-Jong Koh, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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