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Dr. Louis P. Krenn JR., MD

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Specializes in: Family Medicine

4853 S Hemlock Avenue
Battlefield, MO 65619

(417) 872-9915

Dr. Louis P. Krenn JR., MD is a family medicine practitioner in Battlefield, MO specializing in family medicine.

Office Locations

4853 S Hemlock Avenue
Battlefield, MO 65619

(417) 872-9915

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Noteworthy Medicare Patient Procedures Performed by Dr. Louis P. Krenn JR., MD in 2024

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

Top 25%

By Affordability:

preventive care

In 2012, Dr. Louis P. Krenn JR., MD had a list price for preventive care that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Missouri. 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

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2012 were lab tests, preventive care, blood draw and vaccines.

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

blood draw	444
diabetes management	111
doctor visit	941
lab tests	660
preventive care	503
vaccines	125

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2013 were lab tests, preventive care, blood draw and vaccines.

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

blood draw	487
diabetes management	121
doctor visit	930
lab tests	724
preventive care	544
vaccines	128

2013 Medicare Patient Data

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

**Gender**
Male	111
Female	149

**Age**
From 65 to 74	127
From 75 to 84	62
85 and over	34
Less than 65	37

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

Hypertension	64
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	14
Asthma	6
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2014 were lab tests, preventive care, blood draw and diabetes management.

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

blood draw	496
diabetes management	141
doctor visit	891
lab tests	725
preventive care	560
vaccines	115

2014 Medicare Patient Data

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

**Gender**
Male	116
Female	144

**Age**
From 65 to 74	135
From 75 to 84	65
85 and over	31
Less than 65	29

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

Hypertension	66
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	13
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	9
Cancer	6

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2015 were lab tests, preventive care, blood draw and vaccines.

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

blood draw	440
diabetes management	105
doctor visit	770
lab tests	632
preventive care	604
vaccines	213

2015 Medicare Patient Data

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

**Gender**
Male	256
Female	270

**Age**
From 65 to 74	270
From 75 to 84	146
85 and over	48
Less than 65	62

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

Hypertension	61
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	17
Asthma	5
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2016 were lab tests, preventive care, blood draw and vaccines.

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

blood draw	460
diabetes management	85
doctor visit	752
lab tests	573
preventive care	537
vaccines	132

2016 Medicare Patient Data

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

**Gender**
Male	133
Female	133

**Age**
From 65 to 74	138
From 75 to 84	76
85 and over	23
Less than 65	29

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

Hypertension	66
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	21
Depression	19
Chronic Kidney Disease	21
Asthma	14
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2017 were preventive care, lab tests, blood draw and vaccines.

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

blood draw	467
diabetes management	121
doctor visit	714
eye procedures	19
lab tests	564
preventive care	614
vaccines	185

2017 Medicare Patient Data

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

**Gender**
Male	151
Female	130

**Age**
From 65 to 74	150
From 75 to 84	70
85 and over	28
Less than 65	33

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

Hypertension	67
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2018 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	366
diabetes management	92
doctor visit	569
lab tests	285
preventive care	189

2018 Medicare Patient Data

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

**Gender**
Male	147
Female	125

**Age**
From 65 to 74	140
From 75 to 84	63
85 and over	22
Less than 65	47

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

Hypertension	63
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	24
Depression	22
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2019 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	377
diabetes management	103
doctor visit	643
lab tests	122
preventive care	103

2019 Medicare Patient Data

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

**Gender**
Male	152
Female	116

**Ethnicity**
Non-Hispanic White	252
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	63
85 and over	22
Less than 65	50

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

Hypertension	68
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	25
Depression	25
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	4
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2020 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	464
diabetes management	141
doctor visit	767
eye procedures	34
lab tests	162
preventive care	157

2020 Medicare Patient Data

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

**Gender**
Male	184
Female	133

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	161
From 75 to 84	71
85 and over	25
Less than 65	60

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

Hypertension	62
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	25
Depression	23
Chronic Kidney Disease	29
Asthma	4
Osteoperosis	3
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2021 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	441
diabetes management	148
doctor visit	840
eye procedures	37
lab tests	227
preventive care	148

2021 Medicare Patient Data

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

**Gender**
Male	187
Female	127

**Ethnicity**
Non-Hispanic White	295
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	161
From 75 to 84	78
85 and over	22
Less than 65	53

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

Hypertension	64
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	23
Depression	24
Chronic Kidney Disease	25
Asthma	4
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2022 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	449
diabetes management	168
doctor visit	767
eye procedures	35
lab tests	182
preventive care	168

2022 Medicare Patient Data

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

**Gender**
Male	194
Female	118

**Ethnicity**
Non-Hispanic White	291
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	161
From 75 to 84	83
85 and over	19
Less than 65	49

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

Hypertension	72
High Cholesterol	69
Stroke	6
Ischemic Heart Disease	23
Depression	26
Chronic Kidney Disease	20
Asthma	5
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	13
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2023 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	394
diabetes management	125
doctor visit	709
lab tests	248
preventive care	137

2023 Medicare Patient Data

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

**Gender**
Male	181
Female	112

**Ethnicity**
Non-Hispanic White	277
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	85
85 and over	19
Less than 65	31

Conditions of Medicare patients treated by Dr. Louis P. Krenn JR., MD in 2023

Hypertension	72
High Cholesterol	70
Stroke	6
Ischemic Heart Disease	22
Depression	26
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO during 2024 were blood draw, lab tests, preventive care and diabetes management.

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

blood draw	132
diabetes management	46
doctor visit	236
lab tests	46
preventive care	46

2024 Medicare Patient Data

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

**Gender**
Male	124
Female	66

**Ethnicity**
Non-Hispanic White	178
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	64
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Louis P. Krenn JR., MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	13
Atrial Fibrilation	21
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	34
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

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

The highest averages for the top procedures that Dr. Louis P. Krenn JR., MD treated as a family medicine practitioner in Battlefield, MO were blood draw, lab tests, preventive care and vaccines.

blood draw	416
diabetes management	115
doctor visit	733
eye procedures	31
lab tests	396
preventive care	331
vaccines	149

Average Medicare Patient Data From 2012 - 2024

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

**Gender**
Male	148
Female	124

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	122
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	71
85 and over	22
Less than 65	36
65 to 74	140

Average of Total of Conditions of Medicare patients treated by Dr. Louis P. Krenn JR., MD From 2012 - 2024

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

Hypertension	61
High Cholesterol	57
Stroke	2
Ischemic Heart Disease	21
Depression	19
Chronic Kidney Disease	19
Asthma	4
Osteoporosis	3
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Atrial Fibrillation	11
Dementia	6
Cancer	9

Education & Training

He has a state license in Missouri.

Licensed In: Missouri

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Louis P. Krenn JR., MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Pfizer Inc.	$1,586 ELIQUIS $418	COLOGUARD $267	LYRICA $222	VIAGRA $145	PREVNAR - 13 $139	Other $395
AstraZeneca Pharmaceuticals LP	$1,151 FARXIGA $666	SYMBICORT $156	CRESTOR $75	DUTOPROL $46	BYDUREON PEN $24	Other $184
SANOFI-AVENTIS U.S. LLC	$847 TOUJEO $424	LANTUS $251	PRALUENT $83	AFREZZA $41	SOLIQUA $35	Other $12
Boehringer Ingelheim Pharmaceuticals, Inc.	$695 SPIRIVA RESPIMAT $192	STIOLTO $133	GLYXAMBI $107	COMBIVENT RESPIMAT $66	JARDIANCE $43	Other $153
Merck Sharp & Dohme Corporation	$615 BELSOMRA $138	JANUMET XR $137	GARDASIL9 $75	DULERA $68	JANUMET $47	Other $150
Other	$4,399 VRAYLAR $372	FreeStyle Libre $322	Repatha $291	ELIQUIS $246	TRELEGY ELLIPTA $207	Other $2,962

**Types of Payments**
Food and Beverage	$8,926
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$195
Education	$148
Consulting Fee	$25