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Home > MO Providers > Internists & Internal Medicine Doctors

Dr. John J. Dubois, DO

(John Joseph DuBois, DO)

(195 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

A.T. Still University, Kirksville College of Osteopathic Medicine (1999)

Legends Parkway Suite 100 Mercy Clinic Internal Medicine
Eureka, MO 63025

(636) 549-0121

Dr. John J. Dubois, DO is an internist in Eureka, MO specializing in internal medicine (adult medicine). He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine in 1999 and has 27 years of experience. Dr. John J. Dubois, DO is affiliated with Mercy Health System, Mercy Hospital St. Louis, Mercy Clinic Internal Medicine - Legends Parkway and MERCY CLINIC EAST COMMUNITIES.

Office Locations

Legends Parkway Suite 100 Mercy Clinic Internal Medicine
Eureka, MO 63025

open_in_new

Mercy Hospital St. Louis

20 The Legends Parkway Suite 100
Eureka, MO 63025

(636) 549-0121

(636) 549-0122

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. John J. Dubois, DO in 2023

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

Top 25%

By Volume:

flu shot

In 2012, Dr. John J. Dubois, DO performed more flu shot procedures for Medicare patients than 75% of providers in related specialties within Missouri.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2012 were inpatient care, hospital care, lab tests and blood draw.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	25
blood draw	501
diabetes management	52
doctor visit	1065
hospital care	629
injections	25
inpatient care	629
lab tests	599
preventive care	306
spinal procedures	11
thoracic (chest) imaging	48
thyroid function tests	41
vaccines	129
X-rays	59

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2013 were blood draw, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	46
blood draw	526
complementary or alternative therapy	13
doctor visit	1114
hospital care	145
injections	46
inpatient care	145
lab tests	81
manual therapy	13
osteopathic medicine	13
preventive care	152
vaccines	152

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	198
Female	159

**Ethnicity**
Non-Hispanic White	345
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	187
From 75 to 84	77
85 and over	25
Less than 65	68

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2013

Hypertension	64
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	4
Atrial Fibrilation	6
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2014 were blood draw, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	29
blood draw	411
doctor visit	960
hospital care	93
injections	29
inpatient care	93
lab tests	46
preventive care	136
vaccines	136

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	194
Female	161

**Ethnicity**
Non-Hispanic White	343
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	87
85 and over	29
Less than 65	70

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2014

Hypertension	66
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	35
Depression	27
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	6
Atrial Fibrilation	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2015 were blood draw, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	28
blood draw	367
doctor visit	853
hospital care	128
injections	28
inpatient care	128
lab tests	127
preventive care	181
vaccines	181

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	356
Female	274

**Ethnicity**
Non-Hispanic White	596
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	154
85 and over	56
Less than 65	126

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2015

Hypertension	63
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	37
Depression	28
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2016 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	33
blood draw	397
doctor visit	778
hospital care	111
injections	33
inpatient care	111
lab tests	121
preventive care	198
vaccines	198

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	190
Female	159

**Ethnicity**
Non-Hispanic White	329
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	168
From 75 to 84	81
85 and over	23
Less than 65	77

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2016

Hypertension	62
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	30
Depression	29
Chronic Kidney Disease	25
Asthma	17
Osteoperosis	3
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2017 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	24
blood draw	400
doctor visit	758
injections	24
lab tests	105
preventive care	191
vaccines	176

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	172
Female	157

**Ethnicity**
Non-Hispanic White	310
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	107
85 and over	22
Less than 65	59

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2017

Hypertension	60
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	30
Depression	27
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2018 were preventive care, vaccines, blood draw and lab tests.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	22
blood draw	70
doctor visit	794
injections	22
lab tests	24
preventive care	155
vaccines	133

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	173
Female	149

**Ethnicity**
Non-Hispanic White	304
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	96
85 and over	25
Less than 65	46

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2018

Hypertension	63
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	32
Depression	27
Chronic Kidney Disease	27
Asthma	4
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	20
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2019 were preventive care, vaccines, lab tests and aspiration.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	20
doctor visit	759
injections	20
lab tests	31
preventive care	141
vaccines	125

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	168
Female	146

**Ethnicity**
Non-Hispanic White	293
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	90
85 and over	24
Less than 65	45

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2019

Hypertension	61
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	31
Depression	24
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2020 were preventive care, vaccines, lab tests and aspiration.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	15
doctor visit	594
injections	15
lab tests	19
preventive care	144
vaccines	144

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	154
Female	131

**Ethnicity**
Non-Hispanic White	263
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	79
85 and over	28
Less than 65	39

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2020

Hypertension	59
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	10
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2021 were preventive care, vaccines, lab tests and aspiration.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

aspiration	13
doctor visit	616
injections	13
lab tests	13
preventive care	129
vaccines	129

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	160
Female	134

**Ethnicity**
Non-Hispanic White	276
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	96
85 and over	22
Less than 65	32

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2021

Hypertension	58
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	26
Depression	22
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO during 2022 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

doctor visit	590
lab tests	16
preventive care	99
vaccines	87

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	150
Female	132

**Ethnicity**
Non-Hispanic White	267
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	84
85 and over	28
Less than 65	26

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2022

Hypertension	66
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	24
Depression	21
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	21
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John J. Dubois, DO for Medicare patients.

The highest averages for the top procedures that Dr. John J. Dubois, DO treated as an internist in Eureka, MO were blood draw, inpatient care, hospital care and preventive care.

aspiration	25
blood draw	381
complementary or alternative therapy	13
diabetes management	52
doctor visit	807
hospital care	221
injections	25
inpatient care	221
lab tests	107
manual therapy	13
osteopathic medicine	13
preventive care	166
spinal procedures	11
thoracic (chest) imaging	48
thyroid function tests	41
vaccines	144
X-rays	59

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John J. Dubois, DO.

**Gender**
Male	174
Female	145

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	302
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	86
85 and over	25
Less than 65	53
65 to 74	154

Average of Total of Conditions of Medicare patients treated by Dr. John J. Dubois, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John J. Dubois, DO treated were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	56
High Cholesterol	52
Stroke	2
Ischemic Heart Disease	27
Depression	23
Chronic Kidney Disease	22
Asthma	5
Osteoporosis	3
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Atrial Fibrillation	9
Dementia	8
Cancer	9

Education & Training

Dr. John J. Dubois, DO graduated from A.T. Still University, Kirksville College of Osteopathic Medicine in 1999. He completed residency at Saint John Detroit Riverview Hospital-Internal Medicine. He is certified by the American Osteopathic Board of Internal Medicine and has a state license in Missouri.

Medical School: A.T. Still University, Kirksville College of Osteopathic Medicine (1999)

Residency: Saint John Detroit Riverview Hospital-Internal Medicine

Board Certification: American Osteopathic Board of Internal Medicine

Licensed In: Missouri

Affiliations & Hospitals

Dr. John J. Dubois, DO is associated with these hospitals and organizations:

Mercy Health System

Mercy Hospital St. Louis

Mercy Clinic Internal Medicine - Legends Parkway

MERCY CLINIC EAST COMMUNITIES

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. John J. Dubois, DO appears to accept the following insurance providers: WellCare Medicare Advantage, United Healthcare, Aetna, Humana, Cigna, Anthem BlueCross BlueShield, HealthLink, Health Net Federal Services, HFN, Inc., MultiPlan/PHCS, Home State Health, Medica, Healthy Blue (formerly Missouri Care), NHC Advantage, Live360 (Health Choices Network), Sterling Medicare, Essence, PPHP (Provider Partners Health Plan) and Ascension Smart Health.

Insurance Accepted by Provider includes:

According to our sources, Dr. John J. Dubois, DO accepts the following insurance providers:

WellCare Medicare Advantage

United Healthcare

Aetna

Humana

Cigna

Anthem BlueCross BlueShield

HealthLink

Health Net Federal Services

HFN, Inc.

MultiPlan/PHCS

Home State Health

Medica

Healthy Blue (formerly Missouri Care)

NHC Advantage

Live360 (Health Choices Network)

Sterling Medicare

Essence

PPHP (Provider Partners Health Plan)

Ascension Smart Health

Ratings & Reviews

Dr. John J. Dubois, DO has an exceptional overall rating with an average of 4.96 out of 5 stars based on 195 ratings. We collect ratings and reviews of Dr. John J. Dubois, DO from all over the web to help you find the right in Eureka, MO.

4.96

Overall Rating

(195 Ratings)

Leave a Review

Reviews Left On DocSpot

Overall Rating: 5.0 2025-12-06

Been my Dr for over 15 years

General Payments

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

**Payments by Company**
Pfizer Inc.	$1,256 ELIQUIS $366	LYRICA $324	EUCRISA $232	VIAGRA $141	COLOGUARD $92	Other $102
AstraZeneca Pharmaceuticals LP	$1,182 FARXIGA $279	SYMBICORT $181	BYDUREON PEN $181	MOVANTIK $156	BRILINTA $117	Other $269
Novo Nordisk Inc	$847 Tresiba $244	NovoLog $153	Saxenda $128	Victoza $96	Ozempic $71	Other $155
Lilly USA, LLC	$552 TRULICITY $142	JARDIANCE $113	BASAGLAR $69	GLYXAMBI $58	CIALIS $44	Other $127
Boehringer Ingelheim Pharmaceuticals, Inc.	$511 SPIRIVA RESPIMAT $85	TRADJENTA $79	Spiriva $75	JARDIANCE $53	COMBIVENT RESPIMAT $47	Other $171
Other	$4,440 BREO $259	INVOKANA $239	XIFAXAN $172	JANUMET XR $167	Myrbetriq $154	Other $3,450

**Types of Payments**
Food and Beverage	$8,347
Education	$441

Biography

Dr. John Dubois is affiliated with Mercy Hospital St. Louis. Dr. Dubois studied medicine at A.T. Still University, Kirksville College of Osteopathic Medicine. On average, patients gave him a rating of 5.0 stars (out of 5). Anthem, Blue California, and HFN are among the insurance carriers that Dr. Dubois honors. Yext reports that Dr. Dubois is accepting new patients at his office in Eureka, MO.

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Dr. John J. Dubois, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John J. Dubois, DO 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 J. Dubois, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John J. Dubois, DO in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. John J. Dubois, DO From 2012 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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