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Dr. Michael Yao-Jen Chang, DO

Accepting New Patients
Specializes in: Interventional Pain Medicine and Physiatry (Physical Medicine & Rehabilitation)
Western University of Health Sciences, College of Osteopathic Medicine of the Pacific
Professional interests include: neck problems, chronic pain management, pain management, and more.
2405 Shadelands Drive Suite 300
Walnut Creek, CA 94598

Dr. Michael Yao-Jen Chang, DO is an interventional pain specialist in Suite B Brentwood, CA specializing in interventional pain medicine and physiatry (physical medicine & rehabilitation). He graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. Dr. Michael Yao-Jen Chang, DO is affiliated with Brown and Toland Physicians, Sutter Health, John Muir Health, Hill Physicians, John Muir Medical Center - Walnut Creek, GOLDEN STATE ORTHOPEDICS AND SPINE and John Muir Medical Center- Concord.

View Doctor's Full Profile (925) 939-8585

Office Locations

101 Sand Creek Road
Suite B Brentwood, CA 94513
open_in_new

John Muir Medical Center- Concord

101 Sand Creek Road Suite A
Brentwood, CA 94513
(925) 939-8585
open_in_new

Sutter Health

2405 Shadelands Drive Suite 300
Walnut Creek, CA 94598
(925) 939-8585
open_in_new
350 John Muir Parkway Suite 100
Brentwood, CA 94513
open_in_new
5201 Norris Canyon Road Suite 300
San Ramon, CA 94583
(925) 939-8585
(925) 933-2709
open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Michael Yao-Jen Chang, DO in 2023

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

Top 5%

By Volume:

nerve block
selective nerve root block
spinal procedures
subarachnoid block with local anesthetic
transforaminal epidural steroid injection

In 2023, Dr. Michael Yao-Jen Chang, DO performed more nerve block, selective nerve root block (SNRB), spinal procedures, subarachnoid block with local anesthetic (numbing medicine), and transforaminal epidural steroid injection procedures for Medicare patients than 95% of providers in related specialties within California.

Top 10%

By Volume:

injections
nerve conduction studies
pain management

By Affordability:

sacroiliac joint injection
spinal joint injection

In 2023, among providers in related specialties within California, Dr. Michael Yao-Jen Chang, DO performed more injections, nerve conduction studies (NCS), and pain management procedures for Medicare patients than 90% of them and he also had a list price for sacroiliac (SI) joint injection, and spinal joint injection that was lower than the list prices billed to Medicare by 90% of them. 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 Volume:

spine MRI

In 2013, Dr. Michael Yao-Jen Chang, DO performed more spine MRI procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2013 were injections, spinal procedures, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 120
diagnostic procedures 147
doctor visit 688
injections 649
minimally invasive procedures 36
MRI (magnetic resonance imaging) 90
nerve block 500
nerve procedures 36
pain management 565
spinal procedures 602
X-rays 12

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 264
Female 423
Ethnicity
Non-Hispanic White 565
Black 24
Hispanic 44
Asian 41
Other 0
Native American 0
Age
From 65 to 74 271
From 75 to 84 238
85 and over 119
Less than 65 59

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2013

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 69
High Cholesterol 60
Stroke 5
Ischemic Heart Disease 30
Depression 22
Chronic Kidney Disease 22
Asthma 9
Osteoperosis 16
Atrial Fibrilation 11
Heart Failure 15
Chronic Obstructive Pulmonary Disease 12
Diabetes 26
Dementia 8
Cancer 15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2014 were injections, spinal procedures, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 120
diagnostic procedures 153
doctor visit 1110
image guided procedures 16
injections 735
minimally invasive procedures 59
MRI (magnetic resonance imaging) 94
nerve block 558
nerve procedures 43
pain management 658
pelvic imaging 11
spinal procedures 718
X-rays 61

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 309
Female 479
Ethnicity
Non-Hispanic White 627
Black 37
Hispanic 62
Asian 44
Other 0
Native American 0
Age
From 65 to 74 332
From 75 to 84 271
85 and over 106
Less than 65 79

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2014

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2014 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension 69
High Cholesterol 62
Stroke 5
Ischemic Heart Disease 29
Depression 22
Chronic Kidney Disease 23
Asthma 12
Osteoperosis 16
Atrial Fibrilation 11
Heart Failure 16
Chronic Obstructive Pulmonary Disease 12
Diabetes 29
Dementia 8
Cancer 12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2015 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 116
diagnostic procedures 133
doctor visit 986
hip imaging 11
injections 719
minimally invasive procedures 39
MRI (magnetic resonance imaging) 132
musculoskeletal imaging 11
nerve block 567
nerve procedures 39
pain management 642
pelvic imaging 13
spinal procedures 778
X-rays 103

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 574
Female 1010
Ethnicity
Non-Hispanic White 1272
Black 70
Hispanic 128
Asian 80
Other 0
Native American 0
Age
From 65 to 74 654
From 75 to 84 524
85 and over 246
Less than 65 160

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2015

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2015 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 68
High Cholesterol 60
Stroke 6
Ischemic Heart Disease 31
Depression 22
Chronic Kidney Disease 25
Asthma 15
Osteoperosis 16
Atrial Fibrilation 12
Heart Failure 17
Chronic Obstructive Pulmonary Disease 15
Diabetes 30
Dementia 7
Cancer 12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2016 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 110
diagnostic procedures 210
doctor visit 1315
image guided procedures 11
injections 819
minimally invasive procedures 39
MRI (magnetic resonance imaging) 138
nerve block 655
nerve procedures 28
pain management 737
pelvic imaging 14
spinal procedures 903
X-rays 113

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 363
Female 623
Ethnicity
Non-Hispanic White 768
Black 55
Hispanic 77
Asian 60
Other 0
Native American 0
Age
From 65 to 74 405
From 75 to 84 320
85 and over 148
Less than 65 113

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2016

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2016 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 71
High Cholesterol 61
Stroke 4
Ischemic Heart Disease 28
Depression 25
Chronic Kidney Disease 28
Asthma 19
Osteoperosis 16
Atrial Fibrilation 13
Heart Failure 17
Chronic Obstructive Pulmonary Disease 14
Diabetes 27
Dementia 7
Cancer 12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2017 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 64
diagnostic procedures 182
doctor visit 1510
injections 664
minimally invasive procedures 24
MRI (magnetic resonance imaging) 150
nerve block 569
nerve procedures 24
pain management 624
pelvic imaging 17
spinal procedures 861
X-rays 159

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 330
Female 579
Ethnicity
Non-Hispanic White 706
Black 59
Hispanic 65
Asian 54
Other 0
Native American 0
Age
From 65 to 74 375
From 75 to 84 318
85 and over 127
Less than 65 89

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2017

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2017 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 70
High Cholesterol 51
Stroke 5
Ischemic Heart Disease 30
Depression 24
Chronic Kidney Disease 30
Asthma 12
Osteoperosis 16
Atrial Fibrilation 14
Heart Failure 17
Chronic Obstructive Pulmonary Disease 16
Diabetes 26
Dementia 8
Cancer 12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2018 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 69
diagnostic procedures 185
doctor visit 1301
injections 704
minimally invasive procedures 16
MRI (magnetic resonance imaging) 125
nerve block 598
nerve procedures 16
pain management 651
pelvic imaging 32
spinal procedures 857
X-rays 143

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 344
Female 618
Ethnicity
Non-Hispanic White 766
Black 51
Hispanic 73
Asian 52
Other 20
Native American 0
Age
From 65 to 74 392
From 75 to 84 344
85 and over 127
Less than 65 99

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2018

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2018 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension 70
High Cholesterol 62
Stroke 4
Ischemic Heart Disease 28
Depression 25
Chronic Kidney Disease 30
Asthma 10
Osteoperosis 13
Atrial Fibrilation 14
Heart Failure 16
Chronic Obstructive Pulmonary Disease 14
Diabetes 28
Dementia 7
Cancer 11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2019 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 59
diagnostic procedures 185
doctor visit 1614
injections 720
minimally invasive procedures 31
MRI (magnetic resonance imaging) 162
nerve block 602
nerve procedures 31
pain management 668
pelvic imaging 11
spinal procedures 919
X-rays 131

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 387
Female 674
Ethnicity
Non-Hispanic White 828
Black 66
Hispanic 71
Asian 65
Other 0
Native American 0
Age
From 65 to 74 472
From 75 to 84 352
85 and over 125
Less than 65 112

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2019

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2019 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension 65
High Cholesterol 63
Stroke 4
Ischemic Heart Disease 26
Depression 25
Chronic Kidney Disease 29
Asthma 12
Osteoperosis 15
Atrial Fibrilation 12
Heart Failure 15
Chronic Obstructive Pulmonary Disease 14
Diabetes 26
Dementia 7
Cancer 12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2020 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 42
diagnostic procedures 192
doctor visit 1112
injections 583
minimally invasive procedures 21
MRI (magnetic resonance imaging) 102
nerve block 500
nerve procedures 21
pain management 542
pelvic imaging 11
spinal procedures 684
X-rays 72

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 309
Female 538
Ethnicity
Non-Hispanic White 651
Black 45
Hispanic 66
Asian 58
Other 0
Native American 0
Age
From 65 to 74 375
From 75 to 84 312
85 and over 84
Less than 65 76

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2020

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2020 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension 66
High Cholesterol 62
Stroke 5
Ischemic Heart Disease 26
Depression 23
Chronic Kidney Disease 33
Asthma 14
Osteoperosis 13
Atrial Fibrilation 12
Heart Failure 15
Chronic Obstructive Pulmonary Disease 13
Diabetes 29
Dementia 8
Cancer 11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2021 were spinal procedures, pain management, injections and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 16
diagnostic procedures 175
doctor visit 1079
injections 611
minimally invasive procedures 21
MRI (magnetic resonance imaging) 143
nerve block 551
nerve procedures 21
pain management 616
spinal procedures 807
X-rays 69

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 337
Female 612
Ethnicity
Non-Hispanic White 706
Black 57
Hispanic 69
Asian 80
Other 37
Native American 0
Age
From 65 to 74 407
From 75 to 84 341
85 and over 122
Less than 65 79

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2021

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2021 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension 67
High Cholesterol 65
Stroke 5
Ischemic Heart Disease 25
Depression 25
Chronic Kidney Disease 30
Asthma 12
Osteoperosis 15
Atrial Fibrilation 11
Heart Failure 13
Chronic Obstructive Pulmonary Disease 11
Diabetes 26
Dementia 6
Cancer 9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2022 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 28
diagnostic procedures 151
doctor visit 1330
injections 533
minimally invasive procedures 17
MRI (magnetic resonance imaging) 167
nerve block 450
nerve procedures 17
pain management 522
spinal procedures 793
X-rays 121

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 336
Female 575
Ethnicity
Non-Hispanic White 683
Black 54
Hispanic 79
Asian 59
Other 36
Native American 0
Age
From 65 to 74 363
From 75 to 84 352
85 and over 123
Less than 65 73

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2022

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2022 were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension 75
High Cholesterol 75
Stroke 7
Ischemic Heart Disease 21
Depression 23
Chronic Kidney Disease 23
Asthma 17
Osteoperosis 22
Atrial Fibrilation 16
Heart Failure 14
Chronic Obstructive Pulmonary Disease 13
Diabetes 27
Dementia 4
Cancer 13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA during 2023 were spinal procedures, injections, pain management and nerve block.

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

aspiration 15
diagnostic procedures 170
doctor visit 1328
injections 491
MRI (magnetic resonance imaging) 148
nerve block 419
pain management 476
spinal procedures 677
X-rays 53

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 305
Female 573
Ethnicity
Non-Hispanic White 663
Black 45
Hispanic 79
Asian 51
Other 40
Native American 0
Age
From 65 to 74 348
From 75 to 84 345
85 and over 109
Less than 65 76

Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO in 2023

The most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated during 2023 were high cholesterol, hypertension, diabetes and depression.

Hypertension 74
High Cholesterol 75
Stroke 6
Ischemic Heart Disease 21
Depression 23
Chronic Kidney Disease 21
Asthma 17
Osteoperosis 23
Atrial Fibrilation 15
Heart Failure 13
Chronic Obstructive Pulmonary Disease 13
Diabetes 25
Dementia 3
Cancer 14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Michael Yao-Jen Chang, DO for Medicare patients.

The highest averages for the top procedures that Dr. Michael Yao-Jen Chang, DO treated as an interventional pain specialist in Suite B Brentwood, CA were spinal procedures, injections, pain management and nerve block.

aspiration 69
diagnostic procedures 171
doctor visit 1215
hip imaging 11
image guided procedures 13
injections 657
minimally invasive procedures 30
MRI (magnetic resonance imaging) 131
musculoskeletal imaging 11
nerve block 542
nerve procedures 27
pain management 609
pelvic imaging 15
spinal procedures 781
X-rays 94

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Michael Yao-Jen Chang, DO.

Gender
Male 350
Female 609
Ethnicity
Black / African American 51
Asian / Pacific Islander 58
Non-Hispanic White 748
Native American / Alaskan Native 0
Hispanic 73
Other 12
Age
75 to 84 337
85 and over 130
Less than 65 92
65 to 74 399

Average of Total of Conditions of Medicare patients treated by Dr. Michael Yao-Jen Chang, DO From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Michael Yao-Jen Chang, DO treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension 69
High Cholesterol 63
Stroke 5
Ischemic Heart Disease 26
Depression 23
Chronic Kidney Disease 26
Asthma 13
Osteoporosis 16
Heart Failure 15
Chronic Obstructive Pulmonary Disease 13
Diabetes 27
Atrial Fibrillation 12
Cancer 12
Dementia 6

Education & Training

Dr. Michael Yao-Jen Chang, DO graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. He completed residency at Rusk Institute of Rehabilitation Medicine. He is certified by the Certification: American Board of Physical Medicine and Rehab and has a state license in California.

Medical School: Western University of Health Sciences, College of Osteopathic Medicine of the Pacific

Residency: Rusk Institute of Rehabilitation Medicine

Board Certification: Certification: American Board of Physical Medicine and Rehab

Licensed In: California

Affiliations & Hospitals

Dr. Michael Yao-Jen Chang, DO is associated with these hospitals and organizations:

Brown and Toland Physicians
Sutter Health
John Muir Health
Hill Physicians
John Muir Medical Center - Walnut Creek
GOLDEN STATE ORTHOPEDICS AND SPINE
John Muir Medical Center- Concord

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Michael Yao-Jen Chang, DO appears to accept the following insurance providers: Cigna, Aetna, Blue Shield of California, Anthem, UnitedHealthcare, Health Net, Humana, Chinese Community Health Plan, Central Health Plan and Canopy Health.

Insurance Accepted by Provider includes:

According to our sources, Dr. Michael Yao-Jen Chang, DO accepts the following insurance providers:

Cigna
Aetna
Blue Shield of California
Anthem
UnitedHealthcare
Health Net
Humana
Chinese Community Health Plan
Central Health Plan
Canopy Health

Ratings & Reviews

Dr. Michael Yao-Jen Chang, DO has an exceptional overall rating with an average of 4.59 out of 5 stars based on 29 ratings. We collect ratings and reviews of Dr. Michael Yao-Jen Chang, DO from all over the web to help you find the right in Suite B Brentwood, CA. 

4.59
Overall Rating
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General Payments

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

Payments by Company
Medtronic Sofamor Danek USA, Inc. $1,270 Interventional Therapies
$562 		Pain Therapies
$478 		Interventional with Prolia
$176 		Prolia
$44 		Biologics Therapies
$11
Medtronic USA, Inc. $1,113 KYPHON Balloon Kyphoplasty
$1,005 		Spinal Cord Neurostimulation - Neuro
$91 		MYSTIM
$17
Saluda Medical Americas, Inc. $273 Evoke SCS
$203 		Evoke
$70
Boston Scientific Corporation $260 PAIN MANAGEMENT
$205 		GENERAL - PAIN MANAGEMENT
$27 		GENERAL PAIN MANAGEMENT
$17 		SPECTRA SYSTEM
$11
SI-Bone, Inc. $240 iFuse Implant
$26
$214
Other $1,512 mild Device Kit
$150 		Senza
$139 		CoreValve Evolut
$123 		LOKELMA
$122 		PAIN MANAGEMENT
$114 		Other
$864
Types of Payments
Food and Beverage $4,164
Consulting Fee $478
Education $16
Travel and Lodging $11

Research Payments

Dr. Michael Yao-Jen Chang, DO has received 4 research payments totaling $3,655.

Biography

Dr. Michael Chang is a physiatry (physical medicine & rehabilitation) and interventional pain medicine specialist. Dr. Chang's areas of expertise include the following: spine problems, neck problems, and chronic pain management. Patient ratings for Dr. Chang average 4.0 stars (out of 5). He accepts Blue Shield, Health Net, Anthem, and more. He graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. He completed his residency training at Rusk Institute of Rehabilitation Medicine. Dr. Chang speaks Mandarin. His hospital/clinic affiliations include Brown and Toland Physicians, Hill Physicians, and John Muir Health. John Muir Health reports that he is accepting new patients at his office in Walnut Creek, CA.