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Home > WI Providers > Child & Adolescent Psychiatrists

Dr. Johnny L. Williamson IV, MD

(Dr. Johnny Lee Williamson, MD)

(No ratings)

Specializes in: Pediatric Psychiatry and Hospital Medicine (Hospitalist)

Meharry Medical College

3000 New Bern Avenue
Raleigh, NC 27610

(919) 350-8000

Dr. Johnny L. Williamson IV, MD is a pediatric psychiatrist in Appleton, WI specializing in pediatric psychiatry and hospital medicine (hospitalist). He graduated from Meharry Medical College. Dr. Johnny L. Williamson IV, MD is affiliated with WakeMed Health & Hospitals, Ascension, Ascension Calumet Hospital, Ascension NE Wisconsin - St. Elizabeth Campus and Ascension NE Wisconsin - Mercy Campus.

Office Locations

1531 South Madison Street
Appleton, WI 54915

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WakeMed Health & Hospitals

3000 New Bern Avenue
Raleigh, NC 27610

(919) 350-8000

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In The News

“Dr. Johnny Williamson, a psychiatrist who works at both Hinsdale and La Grange hospitals, agreed that living through a pandemic hasn't gotten any easier.”—"Local mental health professionals offer suggestions for dealing with coronavirus mental health challenges", Chicago Tribune, December 2020

“Dr. Johnny Williamson, a psychiatrist who works at both Hinsdale and La Grange hospitals, agreed that living through a pandemic hasn t gotten any easier. "”—"Local mental health professionals offer suggestions for dealing with coronavirus mental health challenges", Chicago Tribune, December 2020

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	21

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	54
hospital care	30
inpatient care	30

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	21
Female	25

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

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	32

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2014

Hypertension	65
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	46
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

hospital care	294
inpatient care	294

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	154
Female	184

**Ethnicity**
Non-Hispanic White	256
Black	56
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	58
85 and over	30
Less than 65	174

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2015

Hypertension	75
High Cholesterol	62
Stroke	12
Ischemic Heart Disease	37
Depression	75
Chronic Kidney Disease	39
Asthma	30
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	31
Chronic Obstructive Pulmonary Disease	28
Diabetes	32
Dementia	31
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

hospital care	284
inpatient care	284

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	70
Female	93

**Ethnicity**
Non-Hispanic White	137
Black	15
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	36
From 75 to 84	29
85 and over	15
Less than 65	83

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2016

Hypertension	75
High Cholesterol	53
Stroke	14
Ischemic Heart Disease	34
Depression	75
Chronic Kidney Disease	39
Asthma	33
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	25
Chronic Obstructive Pulmonary Disease	27
Diabetes	28
Dementia	40
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	78
hospital care	219
inpatient care	219

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	84
Female	108

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

**Age**
From 65 to 74	52
From 75 to 84	35
85 and over	19
Less than 65	86

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2017

Hypertension	75
High Cholesterol	60
Stroke	15
Ischemic Heart Disease	40
Depression	75
Chronic Kidney Disease	52
Asthma	18
Osteoperosis	11
Atrial Fibrilation	22
Heart Failure	32
Chronic Obstructive Pulmonary Disease	35
Diabetes	40
Dementia	38
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	42
hospital care	135
inpatient care	135

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	48
Female	48

**Ethnicity**
Non-Hispanic White	83
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	29
From 75 to 84	17
85 and over	13
Less than 65	37

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2018

Hypertension	75
High Cholesterol	63
Stroke	13
Ischemic Heart Disease	40
Depression	75
Chronic Kidney Disease	52
Asthma	14
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	28
Chronic Obstructive Pulmonary Disease	27
Diabetes	33
Dementia	46
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	79

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	19
Female	12

**Age**
From 65 to 74	13
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2019

Hypertension	65
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	106
hospital care	283
inpatient care	283

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	38
Female	48

**Ethnicity**
Non-Hispanic White	66
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	63

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2020

Hypertension	53
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	19
Depression	75
Chronic Kidney Disease	28
Asthma	15
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	16
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	114
hospital care	83
inpatient care	83

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	28
Female	54

**Ethnicity**
Non-Hispanic White	65
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	23
From 75 to 84	0
85 and over	0
Less than 65	43

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2021

Hypertension	60
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	15
Depression	75
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	13
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI during 2022 were mental health therapy.

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

doctor visit	119
mental health therapy	37

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	18
Female	28

**Age**
From 65 to 74	18
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD in 2022

Hypertension	65
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2022

Volume of procedures performed by Dr. Johnny L. Williamson IV, MD for Medicare patients.

The highest averages for the top procedures that Dr. Johnny L. Williamson IV, MD treated as a pediatric psychiatrist in Appleton, WI were hospital care, inpatient care and mental health therapy.

doctor visit	76
hospital care	189
inpatient care	189
mental health therapy	37

Average Medicare Patient Data From 2013 - 2022

Information about Medicare patients treated by Dr. Johnny L. Williamson IV, MD.

**Gender**
Male	48
Female	60

**Ethnicity**
Black / African American	7
Asian / Pacific Islander	0
Non-Hispanic White	80
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	13
85 and over	7
Less than 65	51
65 to 74	24

Average of Total of Conditions of Medicare patients treated by Dr. Johnny L. Williamson IV, MD From 2013 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Johnny L. Williamson IV, MD treated were depression, hypertension, high cholesterol and chronic kidney disease.

Hypertension	60
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	18
Depression	67
Chronic Kidney Disease	23
Asthma	11
Osteoporosis	3
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Atrial Fibrillation	6
Dementia	18
Cancer	4

Education & Training

Dr. Johnny L. Williamson IV, MD graduated from Meharry Medical College. He completed residency at University of Illinois at Chicago Affiliated Hospitals. He is certified by the American Board of Psychiatry & Neurology, subspecialties in Child & Adolescent Psychiatry and Psychiatry and has a state license in Illinois.

Medical School: Meharry Medical College

Residency: University of Illinois at Chicago Affiliated Hospitals

Board Certification: American Board of Psychiatry & Neurology, subspecialties in Child & Adolescent Psychiatry and Psychiatry

Licensed In: Illinois

Affiliations & Hospitals

Dr. Johnny L. Williamson IV, MD is associated with these hospitals and organizations:

WakeMed Health & Hospitals

Ascension

Ascension Calumet Hospital

Ascension NE Wisconsin - St. Elizabeth Campus

Ascension NE Wisconsin - Mercy Campus

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Johnny L. Williamson IV, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novartis Pharmaceuticals Corporation	$7,463 NON BRAND $7,067	FANAPT $357	FOCALIN XR $22	EXELON PATCH $16
Janssen Pharmaceuticals, Inc	$1,326 INVEGA TRINZA $676	INVEGA SUSTENNA $496	SPRAVATO $154
Sunovion Pharmaceuticals Inc.	$1,246 LATUDA $1,246
Otsuka America Pharmaceutical, Inc.	$1,149 ABILIFY TABLET $483	ABILIFY MAINTENA $334	REXULTI $311	$21
Lundbeck LLC	$696 ABILIFY MAINTENA $315	REXULTI $278	Trintellix $73	Brintellix $17	ABILIFY DEPOT $12
Other	$906 Trintellix $197	SEROQUEL XR $192	CAPLYTA $100	NeuroStar TMS Therapy $85	VIIBRYD $77	Other $254

**Types of Payments**
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$6,000
Food and Beverage	$5,547
Travel and Lodging	$768
Education	$469

Biography

Dr. Johnny Williamson is a physician who specializes in pediatric psychiatry and hospital medicine (hospitalist). Before performing his residency at a hospital affiliated with the University of Illinois at Chicago, Dr. Williamson attended Meharry Medical College for medical school. His professional affiliations include Ascension Calumet Hospital and WakeMed Health & Hospitals.