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Home > IL Providers > Family Physicians & Family Medicine Specialists

Dr. Brian A. Oneill, MD

(7 Ratings)

Specializes in: Family Medicine

4600 Memorial Drive Suite 220
Belleville, IL 62226

(618) 235-6191

Dr. Brian A. Oneill, MD is a family medicine practitioner in Belleville, IL specializing in family medicine.

Office Locations

4600 Memorial Drive Suite 220
Belleville, IL 62226

(618) 235-6191

(618) 235-6716

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2012 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

doctor visit	830
lab tests	34
preventive care	75
vaccines	75

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2013 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

doctor visit	791
lab tests	32
preventive care	49
vaccines	49

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	149
Female	140

**Ethnicity**
Non-Hispanic White	271
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	140
From 75 to 84	79
85 and over	49
Less than 65	21

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2013

Hypertension	65
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	30
Depression	9
Chronic Kidney Disease	10
Asthma	0
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	28
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2014 were lab tests, preventive care, vaccines and aspiration.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

aspiration	15
doctor visit	653
injections	15
lab tests	41
preventive care	39
vaccines	39

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	134
Female	134

**Ethnicity**
Non-Hispanic White	248
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	93
85 and over	34
Less than 65	29

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2014

Hypertension	65
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	31
Depression	12
Chronic Kidney Disease	12
Asthma	6
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2015 were preventive care, vaccines, lab tests and aspiration.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

aspiration	24
doctor visit	693
injections	24
lab tests	40
preventive care	68
vaccines	68

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	286
Female	282

**Ethnicity**
Non-Hispanic White	522
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	182
85 and over	88
Less than 65	46

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2015

Hypertension	67
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	29
Depression	13
Chronic Kidney Disease	11
Asthma	7
Osteoperosis	4
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2016 were preventive care, vaccines, aspiration and injections.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

aspiration	18
doctor visit	633
injections	18
preventive care	43
vaccines	43

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	124
Female	134

**Ethnicity**
Non-Hispanic White	236
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	86
85 and over	34
Less than 65	11

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2016

Hypertension	66
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	29
Depression	13
Chronic Kidney Disease	14
Asthma	13
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2017 were preventive care, vaccines, aspiration and injections.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

aspiration	22
doctor visit	539
injections	22
lab tests	12
preventive care	46
vaccines	46

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	124
Female	118

**Ethnicity**
Non-Hispanic White	222
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	76
85 and over	34
Less than 65	15

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2017

Hypertension	57
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	29
Depression	13
Chronic Kidney Disease	12
Asthma	5
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2018 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

doctor visit	592
lab tests	30
preventive care	36
vaccines	36

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	125
Female	116

**Ethnicity**
Non-Hispanic White	219
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	70
85 and over	41
Less than 65	12

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2018

Hypertension	68
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	13
Asthma	6
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2019 were preventive care and vaccines.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

doctor visit	543
preventive care	15
vaccines	15

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	113
Female	108

**Ethnicity**
Non-Hispanic White	197
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	67
85 and over	36
Less than 65	13

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2019

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	34
Depression	17
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2020 were lab tests.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

doctor visit	400
lab tests	19

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	100
Female	82

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

**Age**
From 65 to 74	72
From 75 to 84	65
85 and over	31
Less than 65	14

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2020

Hypertension	74
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	34
Depression	18
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL during 2021 were lab tests.

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

doctor visit	329
lab tests	17

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Male	71
Female	82

**Ethnicity**
Non-Hispanic White	134
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	61
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD in 2021

Hypertension	75
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	10
Cancer	7

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2021

Volume of procedures performed by Dr. Brian A. Oneill, MD for Medicare patients.

The highest averages for the top procedures that Dr. Brian A. Oneill, MD treated as a family medicine practitioner in Belleville, IL were preventive care, vaccines, lab tests and aspiration.

aspiration	19
doctor visit	600
injections	19
lab tests	28
preventive care	46
vaccines	46

Average Medicare Patient Data From 2012 - 2021

Information about Medicare patients treated by Dr. Brian A. Oneill, MD.

**Gender**
Female	119
Male	122

**Ethnicity**
Black / African American	3
Asian / Pacific Islander	0
Non-Hispanic White	221
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	77
85 and over	34
Less than 65	16
65 to 74	109

Average of Total of Conditions of Medicare patients treated by Dr. Brian A. Oneill, MD From 2012 - 2021

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

Hypertension	61
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	28
Depression	12
Chronic Kidney Disease	14
Asthma	5
Osteoporosis	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Atrial Fibrillation	8
Dementia	5
Cancer	8

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Ratings & Reviews

Dr. Brian A. Oneill, MD has an exceptional overall rating with an average of 4.64 out of 5 stars based on 7 ratings. We collect ratings and reviews of Dr. Brian A. Oneill, MD from all over the web to help you find the right in Belleville, IL.

4.64

Overall Rating

(7 Ratings)

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$613 RYBELSUS $305	Victoza $104	Ozempic $56	Saxenda $55	Tresiba $51	Other $42
AstraZeneca Pharmaceuticals LP	$532 FARXIGA $356	SYMBICORT $61	ONGLYZA $47	DUTOPROL $19	BYDUREON PEN $18	Other $31
Janssen Pharmaceuticals, Inc	$315 XARELTO $285	INVOKANA $30
Lilly USA, LLC	$274 JARDIANCE $145	TRULICITY $41	EMGALITY $33	GLYXAMBI $17	BASAGLAR $17	Other $21
Teva Pharmaceuticals USA, Inc.	$170 AJOVY $170
Other	$1,254 Vascepa $154	SOLIQUA 100/33 $83	Prolia $67	DEXCOM G6 TRANSMITTER $61	VYVANSE $46	Other $843