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Dr. James Y. Chang, MD

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Specializes in: Adult Oncology and Adult Hematology

7879 Rosedale Highway
Bakersfield, CA 93308

(661) 316-8888

Dr. James Y. Chang, MD is an oncologist in Bakersfield, CA specializing in adult oncology and adult hematology.

Office Locations

7879 Rosedale Highway
Bakersfield, CA 93308

(661) 316-8888

(661) 282-8188

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	213

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	140

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	30
Female	40

**Ethnicity**
Non-Hispanic White	33
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	20
From 75 to 84	24
85 and over	13
Less than 65	13

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2013

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	60
Depression	0
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	30
Chronic Obstructive Pulmonary Disease	20
Diabetes	54
Dementia	16
Cancer	40

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	101

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	23
Female	36

**Ethnicity**
Non-Hispanic White	29
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	17
From 75 to 84	19
85 and over	11
Less than 65	12

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2014

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	58
Depression	24
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	29
Diabetes	49
Dementia	20
Cancer	36

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	65

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	42
Female	48

**Ethnicity**
Non-Hispanic White	52
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	30
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2015

Hypertension	73
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	47
Depression	0
Chronic Kidney Disease	36
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	29
Chronic Obstructive Pulmonary Disease	0
Diabetes	47
Dementia	0
Cancer	38

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	65

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	23
Female	20

**Ethnicity**
Non-Hispanic White	23
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	15
From 75 to 84	12
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2016

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	51
Depression	0
Chronic Kidney Disease	44
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	26
Chronic Obstructive Pulmonary Disease	0
Diabetes	40
Dementia	0
Cancer	37

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	66

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	22
Female	16

**Ethnicity**
Non-Hispanic White	17
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	15
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2017

Hypertension	71
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	45
Depression	0
Chronic Kidney Disease	34
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	50
Dementia	0
Cancer	37

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	75

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	19
Female	21

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

**Age**
From 65 to 74	15
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2018

Hypertension	65
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	40
Depression	0
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	38
Dementia	0
Cancer	35

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	103

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	15
Female	22

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

**Age**
From 65 to 74	11
From 75 to 84	0
85 and over	0
Less than 65	13

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2019

Hypertension	70
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	32
Depression	0
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	43
Dementia	0
Cancer	30

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Volume of procedures performed by Dr. James Y. Chang, MD for Medicare patients.

doctor visit	94

Average Medicare Patient Data From 2012 - 2020

Information about Medicare patients treated by Dr. James Y. Chang, MD.

**Gender**
Male	19
Female	22

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	19
Native American / Alaskan Native	0
Hispanic	5
Other	0

**Age**
75 to 84	9
85 and over	2
Less than 65	4
65 to 74	13

Average of Total of Conditions of Medicare patients treated by Dr. James Y. Chang, MD From 2012 - 2020

The highest averages of the most common conditions of Medicare patients that Dr. James Y. Chang, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	56
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	37
Depression	2
Chronic Kidney Disease	28
Asthma	0
Osteoporosis	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	5
Diabetes	35
Atrial Fibrillation	0
Dementia	4
Cancer	28

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

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

**Payments by Company**
Bayer HealthCare Pharmaceuticals Inc.	$2,595 Stivarga $2,500	Aliqopa $94
Athenex Pharmaceutical Division, LLC	$1,200 Paclitaxel $1,200
Genentech USA, Inc.	$301 Kadcyla $119	Avastin $96	$86
Millennium Pharmaceuticals, Inc.	$209 VELCADE $209
EISAI INC.	$152 Lenvima $21	$131
Other	$854 SOLIRIS $130	XTANDI $129	Venclexta $125	WILATE - VON WILLEBRAND FACTOR/COAGULATION FACTOR VIII COMPLEX (HUMAN) $90	PROCRIT $72	Other $308

**Types of Payments**
Consulting Fee	$2,200
Food and Beverage	$1,677
Honoraria	$1,200
Travel and Lodging	$126
Education	$108

Research Payments

Dr. James Y. Chang, MD has received 12 research payments totaling $1,271.

Biography

Dr. James Chang works as an adult hematology and adult oncology specialist in Bakersfield, CA. Dr. Chang has obtained a license to practice in California.

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Dr. James Y. Chang, MD

Office Locations

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. James Y. Chang, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Y. Chang, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Average Medicare Patient Data From 2012 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. James Y. Chang, MD From 2012 - 2020

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

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