In 2012, Dr. John Yoonkeun Jun, MD had a list price for A1C test, diabetes screening, glycated protein test, preventive care, and screening test that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Ohio. 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

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	87

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	174

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	59
Female	75

**Ethnicity**
Non-Hispanic White	118
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	0
85 and over	0
Less than 65	44

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2013

Hypertension	71
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	42
Depression	24
Chronic Kidney Disease	37
Asthma	8
Osteoperosis	22
Atrial Fibrilation	13
Heart Failure	26
Chronic Obstructive Pulmonary Disease	11
Diabetes	59
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	260
hospital care	32
inpatient care	32

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	82
Female	104

**Ethnicity**
Non-Hispanic White	159
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	67
From 75 to 84	0
85 and over	0
Less than 65	74

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2014

Hypertension	63
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	34
Depression	29
Chronic Kidney Disease	35
Asthma	9
Osteoperosis	17
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	9
Diabetes	69
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	282
hospital care	109
inpatient care	109

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	202
Female	266

**Ethnicity**
Non-Hispanic White	410
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	0
85 and over	0
Less than 65	174

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2015

Hypertension	64
High Cholesterol	59
Stroke	9
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	47
Asthma	14
Osteoperosis	20
Atrial Fibrilation	9
Heart Failure	22
Chronic Obstructive Pulmonary Disease	12
Diabetes	59
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	153
hospital care	238
inpatient care	238

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	96
Female	119

**Ethnicity**
Non-Hispanic White	174
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	0
85 and over	0
Less than 65	94

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2016

Hypertension	75
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	45
Depression	36
Chronic Kidney Disease	67
Asthma	22
Osteoperosis	16
Atrial Fibrilation	19
Heart Failure	32
Chronic Obstructive Pulmonary Disease	18
Diabetes	64
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	138
hospital care	408
inpatient care	408

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	99
Female	131

**Ethnicity**
Non-Hispanic White	163
Black	42
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	32
85 and over	12
Less than 65	107

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2017

Hypertension	75
High Cholesterol	65
Stroke	17
Ischemic Heart Disease	58
Depression	48
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	8
Atrial Fibrilation	19
Heart Failure	44
Chronic Obstructive Pulmonary Disease	28
Diabetes	75
Dementia	20
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

doctor visit	154
hospital care	413
inpatient care	413

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	122
Female	142

**Ethnicity**
Non-Hispanic White	190
Black	48
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	0
85 and over	0
Less than 65	106

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2018

Hypertension	75
High Cholesterol	72
Stroke	14
Ischemic Heart Disease	56
Depression	50
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	48
Chronic Obstructive Pulmonary Disease	30
Diabetes	75
Dementia	18
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2019 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

diabetes management	15
doctor visit	135
hospital care	456
inpatient care	456
lab tests	15
preventive care	15

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	116
Female	129

**Ethnicity**
Non-Hispanic White	175
Black	48
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	33
85 and over	12
Less than 65	99

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	58
Depression	48
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	11
Atrial Fibrilation	22
Heart Failure	46
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	16
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2020 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

diabetes management	24
doctor visit	103
hospital care	616
inpatient care	616
lab tests	24
preventive care	24

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	126
Female	110

**Ethnicity**
Non-Hispanic White	164
Black	45
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	0
85 and over	0
Less than 65	78

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	59
Depression	46
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	47
Chronic Obstructive Pulmonary Disease	33
Diabetes	75
Dementia	19
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2021 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

diabetes management	29
doctor visit	88
hospital care	482
inpatient care	482
lab tests	29
preventive care	29

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	112
Female	107

**Ethnicity**
Non-Hispanic White	155
Black	36
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	0
85 and over	0
Less than 65	60

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	15
Ischemic Heart Disease	54
Depression	41
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	17
Atrial Fibrilation	17
Heart Failure	47
Chronic Obstructive Pulmonary Disease	28
Diabetes	75
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2022 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

diabetes management	28
doctor visit	130
hospital care	450
inpatient care	450
lab tests	28
preventive care	28

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	104
Female	116

**Ethnicity**
Non-Hispanic White	173
Black	27
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	0
85 and over	0
Less than 65	55

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	43
Depression	33
Chronic Kidney Disease	52
Asthma	13
Osteoperosis	22
Atrial Fibrilation	31
Heart Failure	36
Chronic Obstructive Pulmonary Disease	28
Diabetes	73
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH during 2023 were lab tests, preventive care, diabetes management and hospital care.

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

diabetes management	47
doctor visit	203
hospital care	45
inpatient care	45
lab tests	47
preventive care	47

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Male	50
Female	101

**Ethnicity**
Non-Hispanic White	121
Black	14
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	0
85 and over	0
Less than 65	37

Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD in 2023

Hypertension	75
High Cholesterol	72
Stroke	11
Ischemic Heart Disease	28
Depression	31
Chronic Kidney Disease	31
Asthma	17
Osteoperosis	29
Atrial Fibrilation	21
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	50
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. John Yoonkeun Jun, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Yoonkeun Jun, MD treated as an endocrinologist in Toledo, OH were hospital care, inpatient care, lab tests and preventive care.

diabetes management	28
doctor visit	158
hospital care	324
inpatient care	324
lab tests	28
preventive care	28

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. John Yoonkeun Jun, MD.

**Gender**
Female	116
Male	97

**Ethnicity**
Black / African American	25
Asian / Pacific Islander	0
Non-Hispanic White	166
Hispanic	3
Native American / Alaskan Native	0
Other	1

**Age**
85 and over	2
75 to 84	5
Less than 65	77
65 to 74	88

Average of Total of Conditions of Medicare patients treated by Dr. John Yoonkeun Jun, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. John Yoonkeun Jun, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	66
High Cholesterol	63
Stroke	10
Ischemic Heart Disease	42
Depression	34
Chronic Kidney Disease	53
Asthma	11
Osteoporosis	15
Heart Failure	32
Chronic Obstructive Pulmonary Disease	18
Diabetes	62
Atrial Fibrillation	16
Dementia	10
Cancer	9

Education & Training

He has a state license in Pennsylvania.

Licensed In: Pennsylvania

Ratings & Reviews

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General Payments

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

**Payments by Company**
Shire North American Group Inc	$113 NATPARA $113
Medtronic, Inc.	$63 MINIMED 780G $51	InPen $12
Dexcom, Inc.	$38 DEXCOM G6 TRANSMITTER $38
Tandem Diabetes Care, Inc.	$28 t:slim X2 Insulin Pump with Control-IQ $28
Ascendis Pharma Inc	$26 Yorvipath $26
Other	$49 FreeStyle Libre $23	Minimed 670G System $14	BAQSIMI $13