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Home > IA Providers > Internists & Internal Medicine Doctors

Dr. Mark Stephen Obrien, DO

(No ratings)

Specializes in: Internal Medicine (Adult Medicine) and Emergency Medicine

1001 E Pennsylvalia Avenue
Ottumwa, IA 52501

(641) 684-2300

Dr. Mark Stephen Obrien, DO is an internist in Ottumwa, IA specializing in internal medicine (adult medicine) and emergency medicine.

Office Locations

Address:

1001 E Pennsylvalia Avenue
Ottumwa, IA 52501

emergency care	1656
minor procedures	11
wound repair (e.g. stitches)	11

**Gender**
Male	451
Female	549

**Ethnicity**
Non-Hispanic White	965
Black	19
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	269
From 75 to 84	282
85 and over	206
Less than 65	243

Hypertension	71
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	38
Depression	31
Chronic Kidney Disease	23
Asthma	10
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	32
Chronic Obstructive Pulmonary Disease	29
Diabetes	36
Dementia	19
Cancer	9

emergency care	1297

**Gender**
Male	431
Female	566

**Ethnicity**
Non-Hispanic White	953
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	276
From 75 to 84	266
85 and over	216
Less than 65	239

Hypertension	70
High Cholesterol	50
Stroke	7
Ischemic Heart Disease	38
Depression	35
Chronic Kidney Disease	29
Asthma	12
Osteoperosis	7
Atrial Fibrilation	16
Heart Failure	31
Chronic Obstructive Pulmonary Disease	30
Diabetes	34
Dementia	17
Cancer	9

emergency care	1027

**Gender**
Male	658
Female	924

**Ethnicity**
Non-Hispanic White	1508
Black	0
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	494
From 75 to 84	414
85 and over	354
Less than 65	320

Hypertension	71
High Cholesterol	51
Stroke	7
Ischemic Heart Disease	35
Depression	28
Chronic Kidney Disease	31
Asthma	17
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	32
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	15
Cancer	10

emergency care	593

**Gender**
Male	222
Female	301

**Ethnicity**
Non-Hispanic White	503
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	137
85 and over	117
Less than 65	115

Hypertension	73
High Cholesterol	51
Stroke	7
Ischemic Heart Disease	37
Depression	30
Chronic Kidney Disease	35
Asthma	31
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	28
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	20
Cancer	10

emergency care	583

**Gender**
Male	230
Female	343

**Ethnicity**
Non-Hispanic White	550
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	164
85 and over	117
Less than 65	148

Hypertension	75
High Cholesterol	52
Stroke	7
Ischemic Heart Disease	45
Depression	40
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	10
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	37
Diabetes	36
Dementia	28
Cancer	11

emergency care	505

**Gender**
Male	209
Female	244

**Ethnicity**
Non-Hispanic White	425
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	128
85 and over	85
Less than 65	84

Hypertension	75
High Cholesterol	60
Stroke	8
Ischemic Heart Disease	41
Depression	37
Chronic Kidney Disease	36
Asthma	10
Osteoperosis	8
Atrial Fibrilation	20
Heart Failure	32
Chronic Obstructive Pulmonary Disease	28
Diabetes	37
Dementia	19
Cancer	11

emergency care	442

**Gender**
Male	184
Female	196

**Ethnicity**
Non-Hispanic White	355
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	117
85 and over	66
Less than 65	69

Hypertension	73
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	43
Depression	32
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	7
Atrial Fibrilation	20
Heart Failure	32
Chronic Obstructive Pulmonary Disease	26
Diabetes	36
Dementia	18
Cancer	10

emergency care	449

**Gender**
Male	178
Female	216

**Ethnicity**
Non-Hispanic White	376
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	137
From 75 to 84	116
85 and over	74
Less than 65	67

Hypertension	74
High Cholesterol	43
Stroke	9
Ischemic Heart Disease	33
Depression	29
Chronic Kidney Disease	40
Asthma	6
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	34
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	20
Cancer	9

emergency care	42

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. Mark Stephen Obrien, DO for Medicare patients.

The highest averages for the top procedures that Dr. Mark Stephen Obrien, DO treated as an internist in Ottumwa, IA were emergency care, minor procedures and wound repair (e.g. stitches).

emergency care	732
minor procedures	11
wound repair (e.g. stitches)	11

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. Mark Stephen Obrien, DO.

**Gender**
Male	256
Female	333

**Ethnicity**
Black / African American	5
Asian / Pacific Islander	0
Non-Hispanic White	563
Native American / Alaskan Native	0
Hispanic	4
Other	0

**Age**
75 to 84	162
85 and over	123
Less than 65	128
65 to 74	175

Average of Total of Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO From 2013 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. Mark Stephen Obrien, DO treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	58
High Cholesterol	41
Stroke	6
Ischemic Heart Disease	31
Depression	26
Chronic Kidney Disease	27
Asthma	10
Osteoporosis	5
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	28
Atrial Fibrillation	14
Cancer	7
Dementia	15

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. Mark Stephen Obrien, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$58 BYDUREON $37	CRESTOR $22
Janssen Pharmaceuticals, Inc	$35 INVOKANA $35
Supernus Pharmaceuticals, Inc.	$22 TROKENDI XR $22

**Types of Payments**
Food and Beverage	$116

Biography

Dr. Mark Obrien practices emergency medicine in Ottumwa, IA. Dr. Obrien has obtained a license to practice in Missouri.

Select Year:

Dr. Mark Stephen Obrien, DO

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2013 - 2021

Average Medicare Patient Data From 2013 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. Mark Stephen Obrien, DO From 2013 - 2021

Education & Training

Ratings & Reviews

General Payments

Biography

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