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Home > WI Providers > Orthopedic Surgeons

Dr. Nathaniel James Stewart, M.D.

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Specializes in: Orthopedics/Orthopedic Surgery

University of Minnesota Medical School (1992)

1200 Oakleaf Way Suite A
Altoona, WI 54720

(715) 832-1400

Dr. Nathaniel James Stewart, M.D. is an orthopedist in Altoona, WI specializing in orthopedics/orthopedic surgery. He graduated from University of Minnesota Medical School in 1992 and has 33 years of experience. Dr. Nathaniel James Stewart, M.D. is affiliated with CHIPPEWA VALLEY ORTHOPEDICS AND SPORTS MEDICINE CLINIC SC.

Office Locations

Address:

1200 Oakleaf Way Suite A
Altoona, WI 54720

aspiration	105
doctor visit	281
hip imaging	20
injections	105
joint surgery	50
lower extremity surgery	50
MRI (magnetic resonance imaging)	39
musculoskeletal imaging	19
pelvic imaging	159
reconstructive surgery	50
spinal procedures	18
X-rays	320

**Gender**
Male	103
Female	152

**Age**
From 65 to 74	116
From 75 to 84	70
85 and over	29
Less than 65	40

Hypertension	62
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	31
Depression	20
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	4
Cancer	9

aspiration	98
doctor visit	329
hip imaging	31
injections	98
joint surgery	47
lower extremity surgery	47
MRI (magnetic resonance imaging)	47
musculoskeletal imaging	30
pelvic imaging	176
reconstructive surgery	47
spinal procedures	37
X-rays	384

**Gender**
Male	106
Female	168

**Age**
From 65 to 74	136
From 75 to 84	66
85 and over	32
Less than 65	40

Hypertension	55
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	35
Depression	25
Chronic Kidney Disease	19
Asthma	8
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	15
Diabetes	20
Dementia	0
Cancer	11

aspiration	84
doctor visit	362
hip imaging	36
injections	84
joint surgery	60
lower extremity surgery	60
MRI (magnetic resonance imaging)	71
musculoskeletal imaging	35
pelvic imaging	220
reconstructive surgery	60
spinal procedures	63
X-rays	478

**Gender**
Male	258
Female	356

**Age**
From 65 to 74	320
From 75 to 84	162
85 and over	66
Less than 65	66

Hypertension	61
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	25
Depression	24
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	7
Cancer	11

aspiration	76
computer assisted surgery (CAS)	20
CT scan	21
doctor visit	449
hip imaging	39
injections	76
joint surgery	72
lower extremity surgery	72
MRI (magnetic resonance imaging)	71
musculoskeletal imaging	38
pelvic imaging	37
reconstructive surgery	72
spinal procedures	75
X-rays	57

**Gender**
Male	135
Female	214

**Ethnicity**
Non-Hispanic White	333
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	193
From 75 to 84	77
85 and over	33
Less than 65	46

Hypertension	58
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	21
Depression	21
Chronic Kidney Disease	20
Asthma	15
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	7
Cancer	9

aspiration	93
doctor visit	517
injections	93
joint surgery	67
lower extremity surgery	67
pelvic imaging	15
reconstructive surgery	67
spinal procedures	47
X-rays	62

**Gender**
Male	165
Female	252

**Ethnicity**
Non-Hispanic White	402
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	236
From 75 to 84	108
85 and over	31
Less than 65	42

Hypertension	59
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	21
Depression	21
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	5
Cancer	8

aspiration	76
doctor visit	529
injections	76
joint surgery	87
lower extremity surgery	87
pelvic imaging	10
reconstructive surgery	87
spinal procedures	40
X-rays	50

**Gender**
Male	143
Female	265

**Ethnicity**
Non-Hispanic White	394
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	233
From 75 to 84	99
85 and over	31
Less than 65	45

Hypertension	57
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	20
Depression	24
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	6
Cancer	9

aspiration	74
doctor visit	575
injections	74
joint surgery	81
lower extremity surgery	81
musculoskeletal imaging	73
pelvic imaging	18
reconstructive surgery	81
spinal procedures	39
X-rays	132

**Gender**
Male	167
Female	264

**Ethnicity**
Non-Hispanic White	414
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	273
From 75 to 84	99
85 and over	35
Less than 65	24

Hypertension	56
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	24
Depression	21
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	7
Cancer	9

aspiration	99
doctor visit	449
injections	99
joint surgery	81
lower extremity surgery	81
musculoskeletal imaging	106
pelvic imaging	19
reconstructive surgery	81
spinal procedures	31
X-rays	158

**Gender**
Male	161
Female	227

**Ethnicity**
Non-Hispanic White	372
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	245
From 75 to 84	89
85 and over	29
Less than 65	25

Hypertension	60
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	24
Depression	18
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	3
Cancer	6

aspiration	171
doctor visit	1184
injections	171
joint surgery	189
lower extremity surgery	189
musculoskeletal imaging	316
pelvic imaging	53
reconstructive surgery	189
spinal procedures	128
X-rays	499

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. Nathaniel James Stewart, M.D. for Medicare patients.

The highest averages for the top procedures that Dr. Nathaniel James Stewart, M.D. treated as an orthopedist in Altoona, WI were X-rays, aspiration, injections and musculoskeletal imaging.

aspiration	97
computer assisted surgery (CAS)	20
CT scan	21
doctor visit	521
hip imaging	31
injections	97
joint surgery	81
lower extremity surgery	81
MRI (magnetic resonance imaging)	57
musculoskeletal imaging	89
pelvic imaging	79
reconstructive surgery	81
spinal procedures	53
X-rays	239

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. Nathaniel James Stewart, M.D..

**Gender**
Male	123
Female	189

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	191
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
85 and over	28
75 to 84	77
Less than 65	32
65 to 74	175

Average of Total of Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. From 2013 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. Nathaniel James Stewart, M.D. treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	46
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	19
Asthma	7
Osteoporosis	6
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	18
Atrial Fibrillation	7
Dementia	3
Cancer	7

Education & Training

Dr. Nathaniel James Stewart, M.D. graduated from University of Minnesota Medical School in 1992. He has a state license in Wisconsin.

Medical School: University of Minnesota Medical School (1992)

Licensed In: Wisconsin

Affiliations & Hospitals

Dr. Nathaniel James Stewart, M.D. is associated with these hospitals and organizations:

CHIPPEWA VALLEY ORTHOPEDICS AND SPORTS MEDICINE CLINIC SC

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Nathaniel James Stewart, M.D.. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Stryker Corporation	$6,245 Mako $4,203	Tritanium $491	HIPS $447	ACCOLADE $321	Insignia $198	Other $584
Medical Device Business Services, Inc.	$4,656 ENDURANCE $497	$4,159
Smith & Nephew, Inc.	$1,651 Sports Med Hip $1,550	Sports Med Shoulder $74	Other Recon $14	Sports Med Coblation & Fixation $13
Smith+Nephew, Inc.	$987 Hip Pac $455	Healicoil $311	MICRORAPTOR Knotless Anchor $195	Bone Anchors with Arthroscopic Delivery System $26
DePuy Synthes Sales Inc.	$774 ACTIS $548	NA $119	ATTUNE $107
Other	$483 Zilretta $82	Velys $81	ROSA-Knee $70	Physio-Stim Osteogenesis Stimulator $45	AQUAMANTYS $31	Other $173

**Types of Payments**
Travel and Lodging	$6,452
Food and Beverage	$4,293
Consulting Fee	$4,051

Biography

Dr. Nathaniel Stewart is a specialist in orthopedics/orthopedic surgery. He studied medicine at the University of Minnesota Medical School.

Select Year:

Dr. Nathaniel James Stewart, M.D.

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nathaniel James Stewart, M.D. 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. Nathaniel James Stewart, M.D. From 2013 - 2021

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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