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Home > OH Providers > Rehabilitation Physicians

Dr. William Wei-Jung Chang, MD

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Specializes in: Rehabilitative Services and Physiatry (Physical Medicine & Rehabilitation)

SUNY Downstate Medical Center College of Medicine (1990)

770 West High Street
Lima, OH 45801

(419) 996-5224

Dr. William Wei-Jung Chang, MD is a rehabilitative services provider in Lima, OH specializing in rehabilitative services and physiatry (physical medicine & rehabilitation). He graduated from SUNY Downstate Medical Center College of Medicine in 1990 and has 36 years of experience. Dr. William Wei-Jung Chang, MD is affiliated with Mercy Health and Mercy Health - St. Rita's Medical Center.

Office Locations

Mercy Health - St. Rita's Medical Center

770 West High Street
Lima, OH 45801

(419) 996-5224

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Noteworthy Medicare Patient Procedures Performed by Dr. William Wei-Jung Chang, MD in 2023

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

Top 5%

By Volume:

inpatient hospital care

In 2023, Dr. William Wei-Jung Chang, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of providers in related specialties within Ohio.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2012 were diagnostic procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	288
doctor visit	257
hospital care	272
inpatient care	272

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2013 were hospital care, inpatient care and diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	34
doctor visit	292
hospital care	121
inpatient care	121

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	75
Female	103

**Ethnicity**
Non-Hispanic White	166
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	39
85 and over	12
Less than 65	82

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	19
Ischemic Heart Disease	42
Depression	52
Chronic Kidney Disease	20
Asthma	17
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	24
Chronic Obstructive Pulmonary Disease	31
Diabetes	39
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2014 were diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	41
doctor visit	328

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	99
Female	110

**Ethnicity**
Non-Hispanic White	197
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	57
From 75 to 84	0
85 and over	0
Less than 65	109

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2014

Hypertension	75
High Cholesterol	69
Stroke	13
Ischemic Heart Disease	43
Depression	45
Chronic Kidney Disease	22
Asthma	12
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	21
Chronic Obstructive Pulmonary Disease	26
Diabetes	42
Dementia	6
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2015 were diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	12
doctor visit	164

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	136
Female	176

**Ethnicity**
Non-Hispanic White	286
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	0
85 and over	0
Less than 65	170

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2015

Hypertension	72
High Cholesterol	66
Stroke	8
Ischemic Heart Disease	42
Depression	52
Chronic Kidney Disease	22
Asthma	22
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	19
Chronic Obstructive Pulmonary Disease	32
Diabetes	40
Dementia	8
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2016 were diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	70
doctor visit	254

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	92
Female	139

**Ethnicity**
Non-Hispanic White	217
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	33
85 and over	17
Less than 65	105

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	43
Depression	50
Chronic Kidney Disease	30
Asthma	33
Osteoperosis	7
Atrial Fibrilation	7
Heart Failure	18
Chronic Obstructive Pulmonary Disease	29
Diabetes	32
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2017 were diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	31
doctor visit	350

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	127
Female	173

**Ethnicity**
Non-Hispanic White	285
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	59
85 and over	21
Less than 65	119

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2017

Hypertension	75
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	37
Depression	43
Chronic Kidney Disease	30
Asthma	10
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	30
Diabetes	32
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2018 were diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	47
doctor visit	244

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	113
Female	165

**Ethnicity**
Non-Hispanic White	266
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	69
85 and over	23
Less than 65	98

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	6
Ischemic Heart Disease	45
Depression	42
Chronic Kidney Disease	38
Asthma	10
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	35
Diabetes	40
Dementia	12
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2019 were diagnostic procedures.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

diagnostic procedures	24
doctor visit	190

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	92
Female	119

**Age**
From 65 to 74	81
From 75 to 84	46
85 and over	13
Less than 65	71

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2019

Hypertension	75
High Cholesterol	0
Stroke	7
Ischemic Heart Disease	43
Depression	48
Chronic Kidney Disease	40
Asthma	11
Osteoperosis	13
Atrial Fibrilation	10
Heart Failure	21
Chronic Obstructive Pulmonary Disease	31
Diabetes	41
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2020

Hypertension	75
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

doctor visit	35
hospital care	1357
inpatient care	1357

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	92
Female	83

**Ethnicity**
Non-Hispanic White	161
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	67
85 and over	31
Less than 65	14

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	30
Ischemic Heart Disease	73
Depression	46
Chronic Kidney Disease	69
Asthma	8
Osteoperosis	21
Atrial Fibrilation	33
Heart Failure	53
Chronic Obstructive Pulmonary Disease	38
Diabetes	49
Dementia	29
Cancer	21

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

doctor visit	22
hospital care	1008
inpatient care	1008

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	72
Female	95

**Ethnicity**
Non-Hispanic White	154
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	57
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	37
Ischemic Heart Disease	60
Depression	41
Chronic Kidney Disease	49
Asthma	9
Osteoperosis	22
Atrial Fibrilation	41
Heart Failure	46
Chronic Obstructive Pulmonary Disease	37
Diabetes	41
Dementia	21
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. William Wei-Jung Chang, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Wei-Jung Chang, MD treated as a rehabilitative services provider in Lima, OH were hospital care, inpatient care and diagnostic procedures.

diagnostic procedures	68
doctor visit	213
hospital care	689
inpatient care	689

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. William Wei-Jung Chang, MD.

**Gender**
Male	81
Female	105

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	157
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	33
85 and over	10
Less than 65	69
65 to 74	59

Average of Total of Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. William Wei-Jung Chang, MD treated were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	67
High Cholesterol	49
Stroke	12
Ischemic Heart Disease	38
Depression	44
Chronic Kidney Disease	35
Asthma	12
Osteoporosis	8
Heart Failure	21
Chronic Obstructive Pulmonary Disease	26
Diabetes	32
Atrial Fibrillation	12
Dementia	10
Cancer	8

Education & Training

Dr. William Wei-Jung Chang, MD graduated from SUNY Downstate Medical Center College of Medicine in 1990. He completed residency at Physical Medicine & Rehabilitation - State University Of New York - Health Science Cent. He is certified by the American Board of Physical Medicine & Rehabilitation (Physical Medicine & Rehabilitation) and has a state license in New York.

Medical School: SUNY Downstate Medical Center College of Medicine (1990)

Residency: Physical Medicine & Rehabilitation - State University Of New York - Health Science Cent (1995)

Board Certification: American Board of Physical Medicine & Rehabilitation (Physical Medicine & Rehabilitation)

Licensed In: New York

Affiliations & Hospitals

Dr. William Wei-Jung Chang, MD is associated with these hospitals and organizations:

Mercy Health

Mercy Health - St. Rita's Medical Center

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. William Wei-Jung Chang, MD appears to accept the following insurance providers: WellCare, Medicare Advantage, AmeriHealth, MultiPlan, HealthSmart, United Healthcare, Medical Mutual, Medicaid, Humana, Cigna, Anthem, Molina Healthcare, Payer Provider, CIN-MHS NON-MSSP, Medicare Railroad KY & OH, Sedgwick/Careworks KY OH SC VA, Aetna Commercial & Aetna Medicare OH, DOL KY & OH, Valor Health Plan OH, Lutheran Preferred OH, Parkview-Signature One OH, Quality Care Partners PPO OH, Buckeye Health Plan OH, Aetna Better Health OH, Medigold OH, Align Senior Care OH, Ohio Health Choice, Ohio BWC, CareSource OH, Medicare OH, Frontpath Health Coalition OH and The Health Plan OH.

Insurance Accepted by Provider includes:

According to our sources, Dr. William Wei-Jung Chang, MD accepts the following insurance providers:

WellCare

Medicare Advantage

AmeriHealth

MultiPlan

HealthSmart

United Healthcare

Medical Mutual

Medicaid

Humana

Cigna

Anthem

Molina Healthcare

Payer Provider

CIN-MHS NON-MSSP

Medicare Railroad KY & OH

Sedgwick/Careworks KY OH SC VA

Aetna Commercial & Aetna Medicare OH

DOL KY & OH

Valor Health Plan OH

Lutheran Preferred OH

Parkview-Signature One OH

Quality Care Partners PPO OH

Buckeye Health Plan OH

Aetna Better Health OH

Medigold OH

Align Senior Care OH

Ohio Health Choice

Ohio BWC

CareSource OH

Medicare OH

Frontpath Health Coalition OH

The Health Plan OH

Ratings & Reviews

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General Payments

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

**Payments by Company**
Otsuka America Pharmaceutical, Inc.	$37 SAMSCA $37
Boston Scientific Corporation	$34 PAIN MANAGEMENT $34
Medtronic USA, Inc.	$26 VECTRIS $26
AstraZeneca Pharmaceuticals LP	$13 CRESTOR $13
LDR SPINE USA, INC	$9 Spinal Implant $9

**Types of Payments**
Food and Beverage	$119

Biography

Dr. William Chang is a specialist in physiatry (physical medicine & rehabilitation) and rehabilitative services. In addition to English, he speaks Mandarin and Min Nan. He has a special interest in rehabilitation. Dr. Chang is professionally affiliated with Mercy Health. He attended medical school at SUNY Downstate Medical Center College of Medicine. Dr. Chang appears to be an in-network provider for Anthem, Medical Mutual, Blue California, and more. Mercy Health reports that he is accepting new patients at his office in Lima, OH.

Select Year:

Dr. William Wei-Jung Chang, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. William Wei-Jung Chang, MD in 2023

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. William Wei-Jung Chang, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2019

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Wei-Jung Chang, 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. William Wei-Jung Chang, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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