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Dr. Jo-Ann C. Chang, MD

(Dr. Joann Cong Yin Chang, M.D.)

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Specializes in: Surgery

University of Cincinnati College of Medicine (2004)

Professional interests include: cataract surgery, cornea problems, comprehensive ophthalmology

413 Main Street
Athol, MA 01331

(978) 249-4209

Dr. Jo-Ann C. Chang, MD is a surgeon in Acton, MA specializing in surgery. She graduated from University of Cincinnati College of Medicine in 2004 and has 21 years of experience. Dr. Jo-Ann C. Chang, MD is affiliated with Heywood Hospital, UMass Memorial HealthAlliance - Clinton Hospital, UMass Memorial Medical Center, UMass Memorial Health and D'AMBROSIO EYE CARE INC.

Office Locations

Address:

100 Powdermill Road
Acton, MA 01720

Address:

255 Park Avenue
Worcester, MA 01609

Address:

413 Main Street
Athol, MA 01331

Address:

479 Old Union Turnpike
Lancaster, MA 01523

Address:

865 Merriam Avenue
Leominster, MA 01453

doctor visit	226
eye procedures	1005
lab tests	111
lacrimal (tearing system) procedures	38
ultrasound (sonogram)	45

**Gender**
Male	242
Female	416

**Ethnicity**
Non-Hispanic White	534
Black	58
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	185
85 and over	126
Less than 65	86

Hypertension	65
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	43
Depression	16
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	40
Dementia	12
Cancer	11

diagnostic imaging	14
doctor visit	125
eye procedures	1663
lab tests	439
lacrimal (tearing system) procedures	55
ultrasound (sonogram)	55

**Gender**
Male	280
Female	431

**Ethnicity**
Non-Hispanic White	519
Black	94
Hispanic	53
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	201
85 and over	144
Less than 65	76

Hypertension	69
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	43
Depression	14
Chronic Kidney Disease	16
Asthma	9
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	21
Chronic Obstructive Pulmonary Disease	11
Diabetes	44
Dementia	13
Cancer	9

allergy testing	718
doctor visit	191
eye procedures	875
lab tests	149
lacrimal (tearing system) procedures	70
minimally invasive procedures	718
skin testing	718
ultrasound (sonogram)	24

**Gender**
Male	414
Female	698

**Ethnicity**
Non-Hispanic White	840
Black	88
Hispanic	110
Asian	36
Other	38
Native American	0

**Age**
From 65 to 74	434
From 75 to 84	238
85 and over	136
Less than 65	304

Hypertension	63
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	30
Depression	24
Chronic Kidney Disease	17
Asthma	14
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	36
Dementia	10
Cancer	8

ablation	30
capsulotomy	20
doctor visit	457
eye procedures	1052
lacrimal (tearing system) procedures	171
laser treatment	20
ultrasound (sonogram)	24

**Gender**
Male	198
Female	349

**Ethnicity**
Non-Hispanic White	448
Black	0
Hispanic	71
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	114
85 and over	44
Less than 65	174

Hypertension	55
High Cholesterol	46
Stroke	3
Ischemic Heart Disease	25
Depression	33
Chronic Kidney Disease	22
Asthma	25
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	18
Diabetes	27
Dementia	9
Cancer	7

ablation	19
capsulotomy	28
doctor visit	440
eye procedures	1462
injections	46
lacrimal (tearing system) procedures	180
laser treatment	28
ultrasound (sonogram)	15

**Gender**
Male	257
Female	419

**Ethnicity**
Non-Hispanic White	573
Black	0
Hispanic	64
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	278
From 75 to 84	148
85 and over	63
Less than 65	187

Hypertension	60
High Cholesterol	40
Stroke	2
Ischemic Heart Disease	25
Depression	33
Chronic Kidney Disease	26
Asthma	13
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	12
Cancer	6

ablation	32
capsulotomy	23
doctor visit	537
eye procedures	2049
injections	233
lacrimal (tearing system) procedures	223
laser treatment	23
ultrasound (sonogram)	18

**Gender**
Male	328
Female	475

**Ethnicity**
Non-Hispanic White	671
Black	14
Hispanic	83
Asian	14
Other	21
Native American	0

**Age**
From 65 to 74	324
From 75 to 84	202
85 and over	94
Less than 65	183

Hypertension	62
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	27
Depression	31
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	31
Dementia	10
Cancer	9

ablation	18
capsulotomy	33
doctor visit	491
eye procedures	1692
injections	15
lacrimal (tearing system) procedures	191
laser treatment	33
ultrasound (sonogram)	10

**Gender**
Male	293
Female	433

**Ethnicity**
Non-Hispanic White	600
Black	0
Hispanic	76
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	322
From 75 to 84	192
85 and over	59
Less than 65	153

Hypertension	60
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	29
Depression	31
Chronic Kidney Disease	0
Asthma	10
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	27
Dementia	10
Cancer	10

ablation	21
capsulotomy	50
doctor visit	372
eye procedures	1662
injections	19
lacrimal (tearing system) procedures	167
laser treatment	50
ultrasound (sonogram)	10

**Gender**
Male	253
Female	403

**Ethnicity**
Non-Hispanic White	564
Black	0
Hispanic	57
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	320
From 75 to 84	166
85 and over	57
Less than 65	113

Hypertension	57
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	27
Depression	29
Chronic Kidney Disease	29
Asthma	12
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	6
Cancer	9

ablation	19
capsulotomy	54
diagnostic imaging	15
doctor visit	923
eye procedures	1398
lacrimal (tearing system) procedures	174
laser treatment	54
ultrasound (sonogram)	26

**Gender**
Male	250
Female	427

**Ethnicity**
Non-Hispanic White	576
Black	0
Hispanic	57
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	322
From 75 to 84	187
85 and over	59
Less than 65	109

Hypertension	60
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	24
Depression	28
Chronic Kidney Disease	26
Asthma	11
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	6
Cancer	11

capsulotomy	58
doctor visit	1056
eye procedures	1376
lacrimal (tearing system) procedures	140
laser treatment	58

**Gender**
Male	291
Female	414

**Ethnicity**
Non-Hispanic White	630
Black	0
Hispanic	41
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	337
From 75 to 84	220
85 and over	57
Less than 65	91

Hypertension	66
High Cholesterol	70
Stroke	5
Ischemic Heart Disease	17
Depression	25
Chronic Kidney Disease	19
Asthma	11
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	5
Cancer	14

Average Medicare Procedure Volume From 2013 - 2022

Volume of procedures performed by Dr. Jo-Ann C. Chang, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jo-Ann C. Chang, MD treated as a surgeon in Acton, MA were eye procedures, allergy testing, minimally invasive procedures and skin testing.

ablation	23
allergy testing	718
capsulotomy	38
diagnostic imaging	14
doctor visit	482
eye procedures	1430
injections	78
lab tests	233
lacrimal (tearing system) procedures	141
laser treatment	38
minimally invasive procedures	718
skin testing	718
ultrasound (sonogram)	26

Average Medicare Patient Data From 2013 - 2022

Information about Medicare patients treated by Dr. Jo-Ann C. Chang, MD.

**Gender**
Female	446
Male	280

**Ethnicity**
Black / African American	25
Asian / Pacific Islander	7
Non-Hispanic White	595
Native American / Alaskan Native	0
Hispanic	65
Other	18

**Age**
75 to 84	185
85 and over	83
Less than 65	147
65 to 74	310

Average of Total of Conditions of Medicare patients treated by Dr. Jo-Ann C. Chang, MD From 2013 - 2022

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

Hypertension	61
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	29
Depression	26
Chronic Kidney Disease	20
Asthma	12
Osteoporosis	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Atrial Fibrillation	10
Dementia	9
Cancer	9

Education & Training

Dr. Jo-Ann C. Chang, MD graduated from University of Cincinnati College of Medicine in 2004. She completed residency at University of Chicago Medical Center. She is certified by the American Board of Ophthalmology and has a state license in Massachusetts.

Medical School: University of Cincinnati College of Medicine (2004)

Residency: University of Chicago Medical Center

Board Certification: American Board of Ophthalmology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Jo-Ann C. Chang, MD is associated with these hospitals and organizations:

Heywood Hospital

UMass Memorial HealthAlliance - Clinton Hospital

UMass Memorial Medical Center

UMass Memorial Health

D'AMBROSIO EYE CARE INC

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General Payments

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

**Payments by Company**
Allergan Inc.	$25,198 RESTASIS $24,236	LUMIGAN $398	COMBIGAN $125	OZURDEX $86	$354
Allergan, Inc.	$23,841 RESTASIS MULTIDOSE $10,980	RESTASIS $6,730	VUITY $6,130	LUMIGAN $2
Johnson & Johnson Surgical Vision, Inc.	$2,863 Tecnis Symphony Toric IOL $2,575	Tecnis 1-piece IOL $173	Catalys Laser System $59	Tecnis Multifocal family of 1-piece IOLs $33	Healon Viscoelastics $23
Novabay Pharmaceuticals, Inc.	$1,093 Avenova $1,093
Alcon Vision LLC	$617 ReSTOR $217	ARGOS $165	ORA $133	CLAREON $102
Other	$4,426 XIIDRA $590	TYRVAYA $465	PROLENSA $298	ACTHAR $225	RXSIGHT LIGHT ADJUSTABLE LENS (RXLAL) $195	Other $2,654

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$45,088
Food and Beverage	$9,112
Travel and Lodging	$2,577
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$1,000
Education	$261

Biography

Dr. Joann Chang works as a surgery. Clinical interests for Dr. Chang include cataract surgery, comprehensive ophthalmology, and cornea problems. Dr. Chang studied medicine at the University of Cincinnati College of Medicine. Her residency was performed at the University of Chicago Medical Center. Dr. Chang speaks Chinese. Her hospital/clinic affiliations include Heywood Hospital, UMass Memorial HealthAlliance - Clinton Hospital, and UMass Memorial Medical Center.