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Dr. Mark William Niemer, MD

Accepting New Patients

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Specializes in: Adult Rheumatology

Ohio State University College of Medicine

Professional interests include: rheumatic diseases

1500 Associates Drive
Dubuque, IA 52002

(563) 584-3000

Dr. Mark William Niemer, MD is a rheumatologist in Dubuque, IA specializing in adult rheumatology. He graduated from Ohio State University College of Medicine. Dr. Mark William Niemer, MD is affiliated with MercyOne.

Office Locations

MercyOne

1500 Associates Drive
Dubuque, IA 52002

(563) 584-3000

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark William Niemer, MD in 2023

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

Top 5%

By Affordability:

In 2023, Dr. Mark William Niemer, MD had a list price for AST (SGOT) test, blood count tests, complete blood count (CBC), and sed rate (ESR) that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Iowa. 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.

Top 25%

By Affordability:

albumin blood test

albumin test

liver function tests

In 2012, Dr. Mark William Niemer, MD had a list price for albumin blood test, albumin test, and liver function tests (LFTs) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Iowa. 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. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2012 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	59
biological response modifier (BRM) therapy	107
blood draw	322
chemotherapy	107
doctor visit	719
injections	59
lab tests	1368
minimally invasive procedures	130
musculoskeletal imaging	33
pelvic imaging	14
spinal procedures	17
X-rays	64

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2013 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	57
biological response modifier (BRM) therapy	123
blood draw	308
chemotherapy	123
doctor visit	704
hospital care	14
injections	57
inpatient care	14
lab tests	1247
minimally invasive procedures	155
musculoskeletal imaging	18
spinal procedures	19
X-rays	37

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	108
Female	247

**Age**
From 65 to 74	144
From 75 to 84	113
85 and over	42
Less than 65	56

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2013

Hypertension	55
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	12
Asthma	5
Osteoperosis	20
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2014 were lab tests, blood draw, X-rays and minimally invasive procedures.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	66
biological response modifier (BRM) therapy	114
blood draw	352
chemotherapy	114
doctor visit	742
injections	66
lab tests	1275
minimally invasive procedures	144
musculoskeletal imaging	122
pelvic imaging	16
spinal procedures	13
X-rays	151

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	100
Female	319

**Age**
From 65 to 74	188
From 75 to 84	137
85 and over	36
Less than 65	58

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2014

Hypertension	54
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	16
Depression	19
Chronic Kidney Disease	13
Asthma	4
Osteoperosis	18
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2015 were lab tests, blood draw, minimally invasive procedures and X-rays.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	68
biological response modifier (BRM) therapy	80
blood draw	264
chemotherapy	80
doctor visit	731
injections	68
lab tests	823
minimally invasive procedures	160
musculoskeletal imaging	82
pelvic imaging	13
spinal procedures	16
X-rays	111

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	224
Female	544

**Age**
From 65 to 74	340
From 75 to 84	232
85 and over	76
Less than 65	120

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2015

Hypertension	56
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	21
Depression	20
Chronic Kidney Disease	16
Asthma	8
Osteoperosis	21
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2016 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and aspiration.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	58
biological response modifier (BRM) therapy	76
blood draw	14
chemotherapy	76
doctor visit	619
injections	58
minimally invasive procedures	144

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	94
Female	214

**Age**
From 65 to 74	127
From 75 to 84	93
85 and over	40
Less than 65	48

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2016

Hypertension	56
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	23
Depression	21
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	26
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	23
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2017 were lab tests, blood draw, minimally invasive procedures and X-rays.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	87
biological response modifier (BRM) therapy	66
blood draw	405
chemotherapy	66
doctor visit	728
injections	87
lab tests	1362
minimally invasive procedures	125
musculoskeletal imaging	87
spinal procedures	14
thyroid function tests	25
X-rays	101

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	112
Female	246

**Ethnicity**
Non-Hispanic White	347
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	109
85 and over	43
Less than 65	49

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2017

Hypertension	55
High Cholesterol	46
Stroke	4
Ischemic Heart Disease	24
Depression	26
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	23
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2018 were lab tests, blood draw, X-rays and minimally invasive procedures.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	77
biological response modifier (BRM) therapy	61
blood draw	424
chemotherapy	61
doctor visit	718
injections	77
lab tests	1535
minimally invasive procedures	124
musculoskeletal imaging	102
spinal procedures	30
thyroid function tests	28
X-rays	132

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	108
Female	263

**Age**
From 65 to 74	173
From 75 to 84	108
85 and over	43
Less than 65	47

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2018

Hypertension	59
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	22
Depression	24
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	26
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	8
Cancer	6

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2019 were lab tests, blood draw, minimally invasive procedures and X-rays.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	69
biological response modifier (BRM) therapy	70
blood draw	381
chemotherapy	70
doctor visit	682
injections	69
lab tests	1428
minimally invasive procedures	146
musculoskeletal imaging	43
spinal procedures	31
thyroid function tests	24
X-rays	74

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	111
Female	247

**Age**
From 65 to 74	172
From 75 to 84	108
85 and over	39
Less than 65	39

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2019

Hypertension	61
High Cholesterol	63
Stroke	3
Ischemic Heart Disease	24
Depression	28
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	31
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	15
Diabetes	25
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2020 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	53
biological response modifier (BRM) therapy	90
blood draw	306
chemotherapy	90
doctor visit	578
injections	53
lab tests	1280
minimally invasive procedures	145
musculoskeletal imaging	44
spinal procedures	15
thyroid function tests	23
X-rays	59

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	102
Female	229

**Age**
From 65 to 74	158
From 75 to 84	102
85 and over	37
Less than 65	34

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2020

Hypertension	60
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	24
Depression	22
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	30
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	10
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2021 were lab tests, blood draw, minimally invasive procedures and X-rays.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	52
biological response modifier (BRM) therapy	56
blood draw	326
chemotherapy	56
doctor visit	584
injections	52
lab tests	1536
minimally invasive procedures	113
musculoskeletal imaging	52
spinal procedures	14
thyroid function tests	24
X-rays	66

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	97
Female	222

**Age**
From 65 to 74	147
From 75 to 84	101
85 and over	33
Less than 65	38

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2021

Hypertension	59
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	24
Depression	28
Chronic Kidney Disease	26
Asthma	7
Osteoperosis	34
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA during 2022 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

aspiration	21
biological response modifier (BRM) therapy	35
blood draw	177
chemotherapy	35
doctor visit	290
injections	21
lab tests	756
minimally invasive procedures	79

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	63
Female	163

**Age**
From 65 to 74	105
From 75 to 84	75
85 and over	22
Less than 65	24

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2022

Hypertension	68
High Cholesterol	74
Stroke	6
Ischemic Heart Disease	20
Depression	26
Chronic Kidney Disease	16
Asthma	9
Osteoperosis	42
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	25
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark William Niemer, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark William Niemer, MD treated as a rheumatologist in Dubuque, IA were lab tests, blood draw, minimally invasive procedures and X-rays.

aspiration	60
biological response modifier (BRM) therapy	79
blood draw	298
chemotherapy	79
doctor visit	645
hospital care	14
injections	60
inpatient care	14
lab tests	1261
minimally invasive procedures	133
musculoskeletal imaging	64
pelvic imaging	14
spinal procedures	18
thyroid function tests	24
X-rays	88

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark William Niemer, MD.

**Gender**
Male	101
Female	244

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	31
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	107
85 and over	37
Less than 65	46
65 to 74	155

Average of Total of Conditions of Medicare patients treated by Dr. Mark William Niemer, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark William Niemer, MD treated were hypertension, high cholesterol, osteoperosis and diabetes.

Hypertension	53
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	19
Depression	21
Chronic Kidney Disease	19
Asthma	6
Osteoporosis	24
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Atrial Fibrillation	10
Cancer	8
Dementia	6

Education & Training

Dr. Mark William Niemer, MD graduated from Ohio State University College of Medicine. He completed residency at Hennepin County Medical Center. He is certified by the Rheumatology, American Board of Internal Medicine and has a state license in Wisconsin.

Medical School: Ohio State University College of Medicine

Residency: Hennepin County Medical Center

Board Certification: Rheumatology, American Board of Internal Medicine

Licensed In: Wisconsin

Affiliations & Hospitals

Dr. Mark William Niemer, MD is associated with these hospitals and organizations:

MercyOne

Ratings & Reviews

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General Payments

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

**Payments by Company**
Horizon Therapeutics plc	$46 KRYSTEXXA $46
UCB, Inc.	$24 Cimzia $24
Amgen Inc.	$20 Tavneos $20
Organon LLC	$18 RENFLEXIS $18
Celgene Corporation	$18 $18

**Types of Payments**
Education	$66
Food and Beverage	$59

Research Payments

Dr. Mark William Niemer, MD has received 4 research payments totaling $4,002.

Biography

Dr. Mark Niemer works as an adult rheumatology. His areas of expertise include rheumatic diseases. Dr. Niemer is affiliated with MercyOne. He graduated from Ohio State University College of Medicine. Dr. Niemer trained at Hennepin County Medical Center for residency. He welcomes new patients at his office inDubuque, IA as reported by MercyOne.

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Dr. Mark William Niemer, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark William Niemer, MD in 2023

By Affordability:

By Affordability:

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. Mark William Niemer, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark William Niemer, MD 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. Mark William Niemer, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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