In 2012, Dr. Ronald David Kerwin, MD performed more incision and drainage, incision and drainage of skin abscess (e.g. boil), and intralesional injection procedures for Medicare patients than 75% of providers in related specialties within Michigan.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2012 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and phototherapy (light therapy).

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	95
diagnostic procedures	487
doctor visit	749
incision and drainage	95
injections	30
minor procedures	95
phototherapy (light therapy)	113
removal of lesion (e.g. growth)	717
skin procedures	717
skin surgery	95

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2013 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and phototherapy (light therapy).

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	131
diagnostic procedures	501
doctor visit	868
incision and drainage	131
injections	19
minor procedures	131
phototherapy (light therapy)	205
removal of lesion (e.g. growth)	723
skin procedures	723
skin surgery	153

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	450
Female	533

**Ethnicity**
Non-Hispanic White	892
Black	47
Hispanic	0
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	455
From 75 to 84	301
85 and over	154
Less than 65	73

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2013

Hypertension	64
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	42
Depression	17
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2014 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and phototherapy (light therapy).

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	159
diagnostic procedures	543
doctor visit	940
ear procedures	20
incision and drainage	159
injections	46
minor procedures	159
phototherapy (light therapy)	187
removal of lesion (e.g. growth)	780
skin procedures	780
skin surgery	176

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	489
Female	516

**Ethnicity**
Non-Hispanic White	894
Black	61
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	484
From 75 to 84	294
85 and over	146
Less than 65	81

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2014

Hypertension	62
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	40
Depression	16
Chronic Kidney Disease	17
Asthma	6
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2015 were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	169
diagnostic procedures	500
doctor visit	1220
ear procedures	15
incision and drainage	169
injections	47
minor procedures	169
phototherapy (light therapy)	63
removal of lesion (e.g. growth)	685
skin procedures	685
skin surgery	192

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	968
Female	1054

**Ethnicity**
Non-Hispanic White	1814
Black	120
Hispanic	0
Asian	0
Other	58
Native American	0

**Age**
From 65 to 74	936
From 75 to 84	618
85 and over	316
Less than 65	152

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2015

Hypertension	62
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	41
Depression	18
Chronic Kidney Disease	18
Asthma	10
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	31
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2016 were diagnostic procedures, removal of lesion (e.g. growth), skin procedures and skin surgery.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	193
diagnostic procedures	545
doctor visit	1387
ear procedures	25
incision and drainage	193
injections	24
minor procedures	193
removal of lesion (e.g. growth)	446
skin procedures	446
skin surgery	211

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	485
Female	515

**Ethnicity**
Non-Hispanic White	890
Black	58
Hispanic	0
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	457
From 75 to 84	324
85 and over	162
Less than 65	57

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2016

Hypertension	63
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	25
Asthma	15
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	11
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2017 were diagnostic procedures, removal of lesion (e.g. growth), skin procedures and skin surgery.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	215
diagnostic procedures	595
doctor visit	1292
ear procedures	15
incision and drainage	215
injections	45
minor procedures	215
phototherapy (light therapy)	104
removal of lesion (e.g. growth)	352
skin procedures	352
skin surgery	237

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	466
Female	507

**Ethnicity**
Non-Hispanic White	863
Black	62
Hispanic	0
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	460
From 75 to 84	319
85 and over	135
Less than 65	59

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2017

Hypertension	61
High Cholesterol	50
Stroke	4
Ischemic Heart Disease	37
Depression	17
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	28
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2018 were diagnostic procedures, removal of lesion (e.g. growth), skin procedures and abscess drainage.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	210
diagnostic procedures	539
doctor visit	1137
ear procedures	20
incision and drainage	210
injections	89
minor procedures	210
removal of lesion (e.g. growth)	406
skin procedures	406
skin surgery	210

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	462
Female	466

**Ethnicity**
Non-Hispanic White	818
Black	50
Hispanic	0
Asian	0
Other	41
Native American	0

**Age**
From 65 to 74	453
From 75 to 84	305
85 and over	119
Less than 65	51

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2018

Hypertension	59
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	37
Depression	17
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	28
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2019 were removal of lesion (e.g. growth), skin procedures, abscess drainage and minor procedures.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	192
diagnostic procedures	30
doctor visit	1423
ear procedures	30
incision and drainage	192
injections	87
minor procedures	192
removal of lesion (e.g. growth)	416
skin procedures	416
skin surgery	192

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	507
Female	505

**Ethnicity**
Non-Hispanic White	907
Black	45
Hispanic	0
Asian	0
Other	43
Native American	0

**Age**
From 65 to 74	496
From 75 to 84	343
85 and over	131
Less than 65	42

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2019

Hypertension	60
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	38
Depression	17
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2020 were removal of lesion (e.g. growth), skin procedures, abscess drainage and minor procedures.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	149
diagnostic procedures	24
doctor visit	1009
ear procedures	24
incision and drainage	149
injections	134
minor procedures	149
removal of lesion (e.g. growth)	455
skin procedures	455
skin surgery	149

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	443
Female	430

**Ethnicity**
Non-Hispanic White	787
Black	25
Hispanic	0
Asian	0
Other	42
Native American	0

**Age**
From 65 to 74	437
From 75 to 84	296
85 and over	99
Less than 65	41

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2020

Hypertension	56
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	39
Depression	20
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	7
Diabetes	27
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2021 were removal of lesion (e.g. growth), skin procedures, abscess drainage and minor procedures.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	126
diagnostic procedures	24
doctor visit	1140
ear procedures	24
incision and drainage	126
injections	111
minor procedures	126
removal of lesion (e.g. growth)	422
skin procedures	422
skin surgery	126

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	425
Female	431

**Ethnicity**
Non-Hispanic White	772
Black	27
Hispanic	0
Asian	0
Other	40
Native American	0

**Age**
From 65 to 74	427
From 75 to 84	292
85 and over	104
Less than 65	33

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2021

Hypertension	60
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	27
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI during 2022 were removal of lesion (e.g. growth), skin procedures, injections and abscess drainage.

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

abscess drainage	80
diagnostic procedures	14
doctor visit	806
ear procedures	14
incision and drainage	80
injections	104
minor procedures	80
removal of lesion (e.g. growth)	288
skin procedures	288
skin surgery	80

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	370
Female	303

**Ethnicity**
Non-Hispanic White	600
Black	22
Hispanic	0
Asian	0
Other	34
Native American	0

**Age**
From 65 to 74	309
From 75 to 84	271
85 and over	75
Less than 65	18

Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD in 2022

Hypertension	71
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	32
Depression	13
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	14
Atrial Fibrilation	18
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	4
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ronald David Kerwin, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ronald David Kerwin, MD treated as a dermatologist in West Bloomfield, MI were removal of lesion (e.g. growth), skin procedures, diagnostic procedures and skin surgery.

abscess drainage	156
diagnostic procedures	345
doctor visit	1088
ear procedures	20
incision and drainage	156
injections	66
minor procedures	156
phototherapy (light therapy)	134
removal of lesion (e.g. growth)	517
skin procedures	517
skin surgery	165

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ronald David Kerwin, MD.

**Gender**
Male	460
Female	478

**Ethnicity**
Black / African American	47
Asian / Pacific Islander	1
Non-Hispanic White	839
Native American / Alaskan Native	0
Hispanic	0
Other	31

**Age**
75 to 84	305
85 and over	131
Less than 65	55
65 to 74	446

Average of Total of Conditions of Medicare patients treated by Dr. Ronald David Kerwin, MD From 2012 - 2022

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

Hypertension	56
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	34
Depression	15
Chronic Kidney Disease	20
Asthma	8
Osteoporosis	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	25
Atrial Fibrillation	10
Dementia	8
Cancer	11

Education & Training

He has a state license in Michigan.

Licensed In: Michigan

Ratings & Reviews

Dr. Ronald David Kerwin, MD has an average of 2.4 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Ronald David Kerwin, MD from all over the web to help you find the right in West Bloomfield, MI.

2.4

Overall Rating

(5 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Allergan Inc.	$1,975 RHOFADE $1,622	ACZONE $291	RESTASIS $13	BOTOX COSMETIC $13	$36
Aqua Pharmaceuticals	$1,385 DERMATOLOGICAL PRODUCTS $428	Acticlate $305	Cordran $136	MONODOX CAPSULES $58	Fluoroplex $46	Other $412
Galderma Laboratories, L.P.	$1,226 SOOLANTRA $352	AKLIEF $319	EPIDUO FORTE $149	ORACEA $100	EPIDUO $91	Other $214
Janssen Biotech, Inc.	$1,185 Tremfya $681	STELARA $323	SIMPONI ARIA $110	SIMPONI $72
Ranbaxy Inc.	$1,150 $1,150
Other	$10,252 Humira $652	DUPIXENT $562	BF-RhodoLED $472	Topicort $411	Denavir $383	Other $7,771

**Types of Payments**
Food and Beverage	$11,899
Consulting Fee	$1,635
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$1,476
Education	$1,309
Honoraria	$650
Other	$203

Biography

Dr. Ronald Kerwin is a dermatology (skin disorders) specialist in West Bloomfield, MI. Dr. Kerwin's patients gave him an average rating of 2.5 stars (out of 5). He graduated from Wayne State University School of Medicine.