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Dr. Michael A. Chang, MD

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Specializes in: Spine Surgery and Orthopedics/Orthopedic Surgery

111 S 11th Avenue Suite 320
Yakima, WA 98902

(509) 454-8888

Dr. Michael A. Chang, MD is a spine surgeon in Yakima, WA specializing in spine surgery and orthopedics/orthopedic surgery.

Office Locations

111 S 11th Avenue Suite 320
Yakima, WA 98902

(509) 454-8888

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Noteworthy Medicare Patient Procedures Performed by Dr. Michael A. Chang, MD in 2024

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

Top 10%

By Volume:

lumbar fusion

spinal fusion

In 2024, Dr. Michael A. Chang, MD performed more lumbar fusion, and spinal fusion procedures for Medicare patients than 90% of providers in related specialties within Washington.

Top 25%

By Volume:

360-degree lumbar fusion

spinal procedures

In 2012, Dr. Michael A. Chang, MD performed more 360-degree lumbar fusion, and spinal procedures procedures for Medicare patients than 75% of providers in related specialties within Washington.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2012 were spinal procedures, lab tests, nerve procedures and decompression surgery.

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	22
blood draw	25
decompression surgery	35
doctor visit	1005
image guided procedures	25
injections	25
lab tests	88
minimally invasive procedures	25
nerve procedures	35
pain management	25
spinal procedures	139

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2013 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	15
decompression surgery	13
doctor visit	443
MRI (magnetic resonance imaging)	43
nerve procedures	13
spinal procedures	127
X-rays	29

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	138
Female	186

**Ethnicity**
Non-Hispanic White	296
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	120
85 and over	24
Less than 65	49

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2013

Hypertension	66
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2014 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	63
decompression surgery	42
doctor visit	947
MRI (magnetic resonance imaging)	189
neck surgery	11
nerve procedures	42
spinal procedures	503
X-rays	138

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	220
Female	270

**Ethnicity**
Non-Hispanic White	454
Black	0
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	149
85 and over	61
Less than 65	64

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2014

Hypertension	63
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	30
Depression	29
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2015 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	113
decompression surgery	56
doctor visit	1269
MRI (magnetic resonance imaging)	211
neck surgery	13
nerve procedures	56
spinal procedures	627
X-rays	115

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	588
Female	692

**Ethnicity**
Non-Hispanic White	1136
Black	0
Hispanic	72
Asian	0
Other	0
Native American	48

**Age**
From 65 to 74	592
From 75 to 84	408
85 and over	102
Less than 65	178

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2015

Hypertension	67
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	29
Depression	31
Chronic Kidney Disease	17
Asthma	13
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2016 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	91
decompression surgery	19
doctor visit	1378
MRI (magnetic resonance imaging)	184
neck surgery	19
nerve procedures	19
spinal procedures	504
X-rays	129

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	321
Female	418

**Ethnicity**
Non-Hispanic White	644
Black	0
Hispanic	60
Asian	0
Other	0
Native American	21

**Age**
From 65 to 74	369
From 75 to 84	227
85 and over	42
Less than 65	101

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2016

Hypertension	64
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	32
Depression	29
Chronic Kidney Disease	26
Asthma	19
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	33
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2017 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	95
decompression surgery	24
doctor visit	1352
MRI (magnetic resonance imaging)	302
neck surgery	24
nerve procedures	24
spinal procedures	642
X-rays	145

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	297
Female	395

**Ethnicity**
Non-Hispanic White	597
Black	0
Hispanic	55
Asian	0
Other	11
Native American	18

**Age**
From 65 to 74	336
From 75 to 84	208
85 and over	45
Less than 65	103

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2017

Hypertension	65
High Cholesterol	45
Stroke	3
Ischemic Heart Disease	27
Depression	31
Chronic Kidney Disease	24
Asthma	9
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	14
Diabetes	33
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2018 were spinal procedures, MRI (magnetic resonance imaging), arthrodesis (bone fusion surgery) and X-rays.

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	109
decompression surgery	13
doctor visit	1026
minimally invasive procedures	11
MRI (magnetic resonance imaging)	314
neck surgery	13
nerve procedures	13
spinal procedures	622
X-rays	97

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	269
Female	338

**Ethnicity**
Non-Hispanic White	519
Black	0
Hispanic	48
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	317
From 75 to 84	190
85 and over	33
Less than 65	67

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2018

Hypertension	64
High Cholesterol	60
Stroke	2
Ischemic Heart Disease	28
Depression	29
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	31
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2019 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	91
decompression surgery	20
doctor visit	1100
minimally invasive procedures	13
MRI (magnetic resonance imaging)	257
neck surgery	20
nerve procedures	20
spinal procedures	533
X-rays	94

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	263
Female	313

**Ethnicity**
Non-Hispanic White	503
Black	0
Hispanic	46
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	292
From 75 to 84	193
85 and over	22
Less than 65	69

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2019

Hypertension	64
High Cholesterol	52
Stroke	2
Ischemic Heart Disease	26
Depression	26
Chronic Kidney Disease	23
Asthma	7
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	10
Diabetes	32
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2020 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	57
decompression surgery	14
doctor visit	972
MRI (magnetic resonance imaging)	251
neck surgery	14
nerve procedures	14
spinal procedures	453
X-rays	100

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	228
Female	282

**Ethnicity**
Non-Hispanic White	453
Black	0
Hispanic	33
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	263
From 75 to 84	167
85 and over	35
Less than 65	45

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2020

Hypertension	64
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	26
Depression	28
Chronic Kidney Disease	27
Asthma	7
Osteoperosis	5
Atrial Fibrilation	5
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	32
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2021 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	45
doctor visit	954
MRI (magnetic resonance imaging)	250
spinal procedures	421
X-rays	81

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	210
Female	294

**Ethnicity**
Non-Hispanic White	446
Black	0
Hispanic	32
Asian	0
Other	0
Native American	11

**Age**
From 65 to 74	231
From 75 to 84	197
85 and over	38
Less than 65	38

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2021

Hypertension	61
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	27
Depression	26
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	7
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	29
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2022 were spinal procedures, MRI (magnetic resonance imaging), X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	54
doctor visit	1055
MRI (magnetic resonance imaging)	262
spinal procedures	488
X-rays	117

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	234
Female	279

**Ethnicity**
Non-Hispanic White	467
Black	0
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	190
85 and over	47
Less than 65	48

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2022

Hypertension	73
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	21
Depression	22
Chronic Kidney Disease	18
Asthma	10
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	9
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2023 were spinal procedures, X-rays, arthrodesis (bone fusion surgery) and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	49
doctor visit	692
MRI (magnetic resonance imaging)	29
spinal procedures	226
X-rays	95

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	216
Female	275

**Ethnicity**
Non-Hispanic White	441
Black	0
Hispanic	25
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	204
85 and over	35
Less than 65	47

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2023

Hypertension	70
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	21
Depression	21
Chronic Kidney Disease	14
Asthma	13
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA during 2024 were spinal procedures, X-rays and arthrodesis (bone fusion surgery).

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

arthrodesis (bone fusion surgery)	27
doctor visit	527
spinal procedures	104
X-rays	56

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	134
Female	209

**Ethnicity**
Non-Hispanic White	306
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	134
85 and over	26
Less than 65	29

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2024

Hypertension	63
High Cholesterol	73
Stroke	4
Ischemic Heart Disease	19
Depression	19
Chronic Kidney Disease	15
Asthma	8
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Michael A. Chang, MD for Medicare patients.

The highest averages for the top procedures that Dr. Michael A. Chang, MD treated as a spine surgeon in Yakima, WA were spinal procedures, MRI (magnetic resonance imaging), X-rays and lab tests.

arthrodesis (bone fusion surgery)	63
blood draw	25
decompression surgery	26
doctor visit	978
image guided procedures	25
injections	25
lab tests	88
minimally invasive procedures	16
MRI (magnetic resonance imaging)	208
neck surgery	16
nerve procedures	26
pain management	25
spinal procedures	414
X-rays	99

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Michael A. Chang, MD.

**Gender**
Male	239
Female	303

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	481
Hispanic	35
Native American / Alaskan Native	7
Other	4

**Age**
75 to 84	183
85 and over	39
Less than 65	64
65 to 74	256

Average of Total of Conditions of Medicare patients treated by Dr. Michael A. Chang, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Michael A. Chang, MD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	60
High Cholesterol	53
Stroke	2
Ischemic Heart Disease	24
Depression	24
Chronic Kidney Disease	18
Asthma	8
Osteoporosis	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Atrial Fibrillation	8
Dementia	5
Cancer	8

Education & Training

He has a state license in Kansas.

Licensed In: Kansas

Ratings & Reviews

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General Payments

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

**Payments by Company**
Integra LifeSciences Corporation	$29,125 Spine-Lumbar $11,750	Spine-Minimally Invasive $10,375	Spine - multiple therapeutic areas $7,000
SeaSpine Orthopedics Corporation	$22,055 Daytona $4,250	MERIdian $1,688	Mariner $1,287	OsteoStrand $1,000	Vu aPOD Prime NanoMetalene $490	Other $13,339
SeaSpine, Inc.	$11,297 Spine-Lumbar $6,297	Spine - multiple therapeutic areas $4,750	Spine-IBD $250
Orthofix Medical, Inc.	$6,849 ProCallus Fixator $718	Firebird Deformity Correction System $665	Cervical-Stim Osteogenesis Stimulator $45	$5,421
Medtronic USA, Inc.	$5,602 O-ARM-ST $1,878	PIVOX Oblique Lateral Spinal System $1,795	CD HORIZON $530	DIVERGENCE-L $394	MazorX - Renaissance $356	Other $650
Other	$4,229 Surgical planning and navigation radiation treatment planning and positioning $1,874	O-ARM $987	CATALYFT PL EXPANDABLE INTERBODY SYSTEM $171	JOURNAVX $165	UNiD $143	Other $889

**Types of Payments**
Consulting Fee	$67,000
Travel and Lodging	$8,759
Food and Beverage	$3,398

Research Payments

Dr. Michael A. Chang, MD has received 1 research payments totaling $12,050.

Biography

Dr. Michael Chang works as a spine surgery and orthopedics/orthopedic surgery specialist in Yakima, WA. Dr. Chang obtained a license to practice in Kansas.

Select Year:

Dr. Michael A. Chang, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Michael A. Chang, MD in 2024

By Volume:

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. Michael A. Chang, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael A. Chang, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Michael A. Chang, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

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