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Dr. Louis P. Dehner, MD

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Specializes in: Dermatopathology and Pediatric Pathology

Washington University in St. Louis School of Medicine (1966)

Professional interests include: autopsy pathology, liver disease

1 Barnes Jewish Hospital Plaza
Saint Louis, MO 63110

(314) 362-5641

Dr. Louis P. Dehner, MD is a dermatopathologist in Saint Louis, MO specializing in dermatopathology and pediatric pathology. He graduated from Washington University in St. Louis School of Medicine in 1966 and has 60 years of experience. Dr. Louis P. Dehner, MD is affiliated with WashU Medicine.

Office Locations

1 Barnes Jewish Hospital Plaza
Saint Louis, MO 63110

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Noteworthy Medicare Patient Procedures Performed by Dr. Louis P. Dehner, MD in 2023

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

Top 5%

By Volume:

intraoperative pathology consultation

In 2023, Dr. Louis P. Dehner, MD performed more intraoperative pathology consultation procedures for Medicare patients than 95% of providers in related specialties within Missouri.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2012 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	27
lab tests	546
second opinions	217

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2013 were lab tests.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

lab tests	387

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	484
Female	408

**Ethnicity**
Non-Hispanic White	820
Black	60
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	376
From 75 to 84	289
85 and over	118
Less than 65	109

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2013

Hypertension	67
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	39
Depression	21
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2014 were lab tests and consultation.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	75
lab tests	92

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	187
Female	156

**Ethnicity**
Non-Hispanic White	283
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	147
From 75 to 84	77
85 and over	23
Less than 65	96

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2014

Hypertension	75
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	55
Depression	31
Chronic Kidney Disease	46
Asthma	10
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	30
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Dementia	7
Cancer	32

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2015 were consultation and lab tests.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	116
lab tests	56

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	336
Female	274

**Ethnicity**
Non-Hispanic White	504
Black	80
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	264
From 75 to 84	140
85 and over	40
Less than 65	166

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2015

Hypertension	75
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	46
Depression	35
Chronic Kidney Disease	50
Asthma	19
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	31
Chronic Obstructive Pulmonary Disease	28
Diabetes	37
Dementia	8
Cancer	34

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2016 were consultation and lab tests.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	158
lab tests	56

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	182
Female	132

**Ethnicity**
Non-Hispanic White	260
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	152
From 75 to 84	65
85 and over	15
Less than 65	82

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	46
Depression	34
Chronic Kidney Disease	58
Asthma	37
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	34
Chronic Obstructive Pulmonary Disease	33
Diabetes	41
Dementia	12
Cancer	36

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2017 were consultation and lab tests.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	157
lab tests	155

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	248
Female	173

**Ethnicity**
Non-Hispanic White	340
Black	68
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	199
From 75 to 84	83
85 and over	32
Less than 65	107

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2017

Hypertension	75
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	46
Depression	31
Chronic Kidney Disease	54
Asthma	8
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	31
Chronic Obstructive Pulmonary Disease	27
Diabetes	37
Dementia	14
Cancer	28

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2018 were consultation and lab tests.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	185
lab tests	174

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	237
Female	239

**Ethnicity**
Non-Hispanic White	373
Black	81
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	116
85 and over	19
Less than 65	137

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2018

Hypertension	75
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	41
Depression	36
Chronic Kidney Disease	50
Asthma	8
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	28
Chronic Obstructive Pulmonary Disease	22
Diabetes	40
Dementia	12
Cancer	21

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2019 were lab tests and consultation.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	115
lab tests	272

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	258
Female	198

**Ethnicity**
Non-Hispanic White	367
Black	68
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	207
From 75 to 84	100
85 and over	28
Less than 65	121

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2019

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	51
Depression	36
Chronic Kidney Disease	57
Asthma	0
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	34
Chronic Obstructive Pulmonary Disease	27
Diabetes	42
Dementia	15
Cancer	24

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2020 were consultation and lab tests.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	77
lab tests	56

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	175
Female	115

**Ethnicity**
Non-Hispanic White	226
Black	53
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	73
85 and over	11
Less than 65	80

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	44
Depression	34
Chronic Kidney Disease	49
Asthma	12
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	27
Chronic Obstructive Pulmonary Disease	20
Diabetes	40
Dementia	13
Cancer	29

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2021 were lab tests and consultation.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	83
lab tests	136

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	271
Female	305

**Ethnicity**
Non-Hispanic White	449
Black	92
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	299
From 75 to 84	137
85 and over	13
Less than 65	127

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2021

Hypertension	75
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	39
Depression	32
Chronic Kidney Disease	43
Asthma	11
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	36
Dementia	10
Cancer	25

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO during 2022 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

consultation	36
lab tests	219
second opinions	11

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Male	291
Female	277

**Ethnicity**
Non-Hispanic White	489
Black	45
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	275
From 75 to 84	181
85 and over	40
Less than 65	72

Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	33
Depression	29
Chronic Kidney Disease	31
Asthma	12
Osteoperosis	20
Atrial Fibrilation	21
Heart Failure	21
Chronic Obstructive Pulmonary Disease	20
Diabetes	36
Dementia	7
Cancer	28

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Louis P. Dehner, MD for Medicare patients.

The highest averages for the top procedures that Dr. Louis P. Dehner, MD treated as a dermatopathologist in Saint Louis, MO were lab tests, second opinions and consultation.

consultation	102
lab tests	195
second opinions	114

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Louis P. Dehner, MD.

**Gender**
Female	207
Male	242

**Ethnicity**
Black / African American	53
Asian / Pacific Islander	0
Non-Hispanic White	373
Native American / Alaskan Native	0
Hispanic	0
Other	2

**Age**
85 and over	30
75 to 84	114
Less than 65	99
65 to 74	204

Average of Total of Conditions of Medicare patients treated by Dr. Louis P. Dehner, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Louis P. Dehner, MD treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	67
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	40
Depression	29
Chronic Kidney Disease	42
Asthma	11
Osteoporosis	9
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	33
Atrial Fibrillation	14
Dementia	9
Cancer	24

Education & Training

Dr. Louis P. Dehner, MD graduated from Washington University in St. Louis School of Medicine in 1966. He completed residency at Washington University Medical Center in St. Louis. He has a state license in Missouri.

Medical School: Washington University in St. Louis School of Medicine (1966)

Residency: Washington University Medical Center in St. Louis (1967)

Licensed In: Missouri

Affiliations & Hospitals

Dr. Louis P. Dehner, MD is associated with these hospitals and organizations:

WashU Medicine

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Biography

Dr. Louis Dehner's specialties are pediatric pathology and dermatopathology. He practices in Saint Louis, MO. Dr. Dehner has indicated that his clinical interests include liver disease and autopsy pathology. He is professionally affiliated with WashU Medicine and Washington University in St. Louis (WUSTL). He studied medicine at Washington University in St. Louis School of Medicine. For his professional training, Dr. Dehner completed a residency program at Washington University Medical Center in St. Louis.