In 2023, Dr. John David Cowan, MD performed more biopsy, ear biopsy, eye procedures, full-thickness skin grafting, incisional eyelid biopsy, Mohs surgery, and removal of skin lesion (growth or mark) procedures for Medicare patients than 95% of providers in related specialties within Kentucky.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2012 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1244
diagnostic procedures	1961
doctor visit	2219
ear procedures	278
excision	16
eye procedures	57
injections	30
plastic surgery procedures	81
reconstructive surgery	81
removal of lesion (e.g. growth)	3518
skin procedures	3502
skin surgery	1244
soft tissue surgery	16
tissue transfer	81
vascular procedures	16
wound repair (e.g. stitches)	81

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2013 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1634
diagnostic procedures	2346
doctor visit	2396
ear procedures	437
excision	27
eye procedures	53
injections	16
plastic surgery procedures	137
reconstructive surgery	137
removal of lesion (e.g. growth)	4270
skin procedures	4243
skin surgery	1634
soft tissue surgery	27
tissue transfer	137
vascular procedures	27
wound repair (e.g. stitches)	137

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	707
Female	724

**Ethnicity**
Non-Hispanic White	1398
Black	0
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	743
From 75 to 84	444
85 and over	139
Less than 65	105

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2013

Hypertension	66
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	32
Depression	16
Chronic Kidney Disease	13
Asthma	5
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2014 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1802
diagnostic procedures	2618
doctor visit	2685
ear procedures	389
excision	43
eye procedures	39
plastic surgery procedures	131
reconstructive surgery	131
removal of lesion (e.g. growth)	4465
skin procedures	4422
skin surgery	1802
soft tissue surgery	43
tissue transfer	131
vascular procedures	43
wound repair (e.g. stitches)	131

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	906
Female	889

**Ethnicity**
Non-Hispanic White	1767
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	918
From 75 to 84	588
85 and over	174
Less than 65	115

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2014

Hypertension	65
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	32
Depression	14
Chronic Kidney Disease	13
Asthma	5
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2015 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	2036
diagnostic procedures	2670
doctor visit	2502
ear procedures	347
excision	26
eye procedures	33
plastic surgery procedures	220
reconstructive surgery	220
removal of lesion (e.g. growth)	5113
skin procedures	5087
skin surgery	2036
soft tissue surgery	26
tissue transfer	220
vascular procedures	26
wound repair (e.g. stitches)	220

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	1848
Female	1800

**Ethnicity**
Non-Hispanic White	3602
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1906
From 75 to 84	1184
85 and over	362
Less than 65	196

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2015

Hypertension	66
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	30
Depression	14
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2016 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	2066
diagnostic procedures	2501
doctor visit	2126
ear procedures	356
eye procedures	35
plastic surgery procedures	177
reconstructive surgery	177
removal of lesion (e.g. growth)	4088
skin procedures	4088
skin surgery	2066
tissue transfer	177
wound repair (e.g. stitches)	177

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	942
Female	933

**Ethnicity**
Non-Hispanic White	1849
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	973
From 75 to 84	644
85 and over	182
Less than 65	76

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2016

Hypertension	67
High Cholesterol	60
Stroke	3
Ischemic Heart Disease	32
Depression	13
Chronic Kidney Disease	18
Asthma	12
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2017 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	2108
diagnostic procedures	2470
doctor visit	2141
ear procedures	334
eye procedures	26
plastic surgery procedures	161
reconstructive surgery	161
removal of lesion (e.g. growth)	3828
skin procedures	3828
skin surgery	2108
tissue transfer	161
wound repair (e.g. stitches)	161

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	1015
Female	1000

**Ethnicity**
Non-Hispanic White	1990
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1025
From 75 to 84	700
85 and over	218
Less than 65	72

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2017

Hypertension	69
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	20
Asthma	4
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2018 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1864
diagnostic procedures	1849
doctor visit	1405
ear procedures	271
eye procedures	17
plastic surgery procedures	164
reconstructive surgery	164
removal of lesion (e.g. growth)	3037
skin procedures	3037
skin surgery	1864
tissue transfer	164
wound repair (e.g. stitches)	164

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	857
Female	691

**Ethnicity**
Non-Hispanic White	1525
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	742
From 75 to 84	595
85 and over	166
Less than 65	45

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2018

Hypertension	72
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	32
Depression	16
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2019 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1416
diagnostic procedures	230
doctor visit	1278
ear procedures	212
eye procedures	18
plastic surgery procedures	115
reconstructive surgery	115
removal of lesion (e.g. growth)	2452
skin procedures	2452
skin surgery	1416
tissue transfer	115
wound repair (e.g. stitches)	115

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	788
Female	673

**Ethnicity**
Non-Hispanic White	1444
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	680
From 75 to 84	577
85 and over	167
Less than 65	37

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2019

Hypertension	73
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	23
Asthma	5
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2020 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	955
diagnostic procedures	126
doctor visit	775
ear procedures	114
eye procedures	12
plastic surgery procedures	69
reconstructive surgery	69
removal of lesion (e.g. growth)	1637
skin procedures	1637
skin surgery	955
tissue transfer	69
wound repair (e.g. stitches)	69

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	659
Female	492

**Ethnicity**
Non-Hispanic White	1137
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	516
From 75 to 84	479
85 and over	124
Less than 65	32

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2020

Hypertension	69
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2021 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1178
diagnostic procedures	100
doctor visit	833
ear procedures	74
eye procedures	26
plastic surgery procedures	59
reconstructive surgery	59
removal of lesion (e.g. growth)	1837
skin procedures	1837
skin surgery	1178
tissue transfer	59
wound repair (e.g. stitches)	59

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	693
Female	561

**Ethnicity**
Non-Hispanic White	1240
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	549
From 75 to 84	520
85 and over	158
Less than 65	27

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2021

Hypertension	72
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	34
Depression	15
Chronic Kidney Disease	24
Asthma	4
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2022 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1520
diagnostic procedures	172
doctor visit	1231
ear procedures	158
eye procedures	14
plastic surgery procedures	88
reconstructive surgery	88
removal of lesion (e.g. growth)	2363
skin procedures	2363
skin surgery	1520
tissue transfer	88
wound repair (e.g. stitches)	88

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	845
Female	761

**Ethnicity**
Non-Hispanic White	1576
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	692
From 75 to 84	681
85 and over	196
Less than 65	37

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	16
Asthma	6
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Dementia	5
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY during 2023 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

cancer surgery	1937
diagnostic procedures	173
doctor visit	1484
ear procedures	140
eye procedures	33
plastic surgery procedures	123
reconstructive surgery	123
removal of lesion (e.g. growth)	3050
skin procedures	3050
skin surgery	1937
tissue transfer	123
wound repair (e.g. stitches)	123

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	939
Female	837

**Ethnicity**
Non-Hispanic White	1746
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	798
From 75 to 84	735
85 and over	210
Less than 65	33

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. John David Cowan, MD for Medicare patients.

The highest averages for the top procedures that Dr. John David Cowan, MD treated as a mohs skin cancer surgeon in Bowling Green, KY were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

cancer surgery	1646
diagnostic procedures	1434
doctor visit	1756
ear procedures	259
excision	28
eye procedures	30
injections	23
plastic surgery procedures	127
reconstructive surgery	127
removal of lesion (e.g. growth)	3304
skin procedures	3295
skin surgery	1646
soft tissue surgery	28
tissue transfer	127
vascular procedures	28
wound repair (e.g. stitches)	127

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. John David Cowan, MD.

**Gender**
Male	849
Female	780

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	1606
Hispanic	0
Native American / Alaskan Native	0
Other	2

**Age**
75 to 84	595
85 and over	174
Less than 65	64
65 to 74	795

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

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

Hypertension	64
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	29
Depression	14
Chronic Kidney Disease	16
Asthma	5
Osteoporosis	6
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Atrial Fibrillation	11
Cancer	8
Dementia	5

Education & Training

He has a state license in Kentucky.

Licensed In: Kentucky

Ratings & Reviews

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General Payments

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

**Payments by Company**
Janssen Biotech, Inc.	$194 STELARA $194

**Types of Payments**
Education	$194

Biography

Dr. John Cowan's specialty is MOHS-micrographic surgery. He attended medical school at the University of Kentucky College of Medicine.

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Dr. John David Cowan, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John David Cowan, MD in 2023

By Volume:

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. John David Cowan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John David Cowan, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

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

Education & Training

Ratings & Reviews

General Payments

Biography

Mohs Surgeons in Nearby Locations

Other Providers in Bowling Green, KY