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Home > MA Providers > Primary Care Physicians

Dr. Jack C. Chang, MD

Accepting New Patients

(5 Ratings)

Specializes in: Primary Care and Internal Medicine (Adult Medicine)

706 Rogers Street
Lowell, MA 01852

(978) 937-9333

Dr. Jack C. Chang, MD is a primary care doctor in Lowell, MA specializing in primary care and internal medicine (adult medicine). Dr. Jack C. Chang, MD is affiliated with Tufts Medicine.

Office Locations

706 Rogers Street
Lowell, MA 01852

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2012 were lab tests, diabetes management, preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

aspiration	16
breast exam	11
diabetes management	119
doctor visit	657
gynecologic procedures	11
injections	16
lab tests	140
preventive care	65
vaccines	65

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2013 were lab tests, diabetes management, preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

breast exam	11
diabetes management	126
doctor visit	427
gynecologic procedures	11
lab tests	144
preventive care	66
vaccines	55

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	62
Female	53

**Ethnicity**
Non-Hispanic White	76
Black	0
Hispanic	0
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	55
From 75 to 84	0
85 and over	0
Less than 65	26

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2013

Hypertension	75
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	21
Depression	23
Chronic Kidney Disease	68
Asthma	12
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	27
Chronic Obstructive Pulmonary Disease	29
Diabetes	47
Dementia	10
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2014 were lab tests, diabetes management, preventive care and weight management.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

anorectal procedures	33
aspiration	13
diabetes management	96
doctor visit	416
injections	13
lab tests	96
mental health therapy	49
preventive care	88
vaccines	42
weight management	49

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	68
Female	62

**Ethnicity**
Non-Hispanic White	77
Black	0
Hispanic	0
Asian	37
Other	0
Native American	0

**Age**
From 65 to 74	56
From 75 to 84	29
85 and over	13
Less than 65	32

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2014

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	20
Depression	19
Chronic Kidney Disease	58
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	21
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2015 were preventive care, lab tests, diabetes management and weight management.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

anorectal procedures	32
diabetes management	70
doctor visit	373
lab tests	70
mental health therapy	44
preventive care	72
vaccines	40
weight management	44

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	138
Female	108

**Ethnicity**
Non-Hispanic White	170
Black	0
Hispanic	0
Asian	52
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	56
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2015

Hypertension	75
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	19
Depression	23
Chronic Kidney Disease	57
Asthma	16
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	16
Chronic Obstructive Pulmonary Disease	23
Diabetes	39
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2016 were lab tests, diabetes management, preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

diabetes management	88
doctor visit	397
lab tests	113
mental health therapy	17
preventive care	84
vaccines	84
weight management	17

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	71
Female	56

**Ethnicity**
Non-Hispanic White	89
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	19
Depression	17
Chronic Kidney Disease	54
Asthma	24
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	22
Diabetes	31
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2017 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

diabetes management	57
doctor visit	309
lab tests	76
mental health therapy	17
preventive care	78
vaccines	78
weight management	17

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	65
Female	58

**Ethnicity**
Non-Hispanic White	87
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	61
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	22
Depression	11
Chronic Kidney Disease	65
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	16
Chronic Obstructive Pulmonary Disease	23
Diabetes	36
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2018 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

diabetes management	24
doctor visit	283
lab tests	24
preventive care	93
vaccines	93

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	63
Female	51

**Ethnicity**
Non-Hispanic White	88
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	27
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2018

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	25
Depression	0
Chronic Kidney Disease	70
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	30
Diabetes	32
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2019 were preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

doctor visit	257
preventive care	45
vaccines	45

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	62
Female	52

**Ethnicity**
Non-Hispanic White	86
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2019

Hypertension	75
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	27
Depression	0
Chronic Kidney Disease	69
Asthma	0
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	17
Chronic Obstructive Pulmonary Disease	26
Diabetes	37
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2020 were preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

doctor visit	356
preventive care	18
vaccines	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	63
Female	51

**Ethnicity**
Non-Hispanic White	85
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	26
Depression	10
Chronic Kidney Disease	63
Asthma	0
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	13
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2021 were preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

doctor visit	335
preventive care	19
vaccines	19

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	62
Female	50

**Ethnicity**
Non-Hispanic White	85
Black	0
Hispanic	0
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	55
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	29
Depression	12
Chronic Kidney Disease	65
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	21
Diabetes	40
Dementia	13
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA during 2022 were preventive care and vaccines.

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

doctor visit	263
preventive care	35
vaccines	35

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	62
Female	55

**Ethnicity**
Non-Hispanic White	90
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	32
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jack C. Chang, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	15
Depression	10
Chronic Kidney Disease	64
Asthma	0
Osteoperosis	15
Atrial Fibrilation	12
Heart Failure	0
Chronic Obstructive Pulmonary Disease	19
Diabetes	40
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Jack C. Chang, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jack C. Chang, MD treated as a primary care doctor in Lowell, MA were lab tests, diabetes management, preventive care and vaccines.

anorectal procedures	32
aspiration	14
breast exam	11
diabetes management	82
doctor visit	370
gynecologic procedures	11
injections	14
lab tests	94
mental health therapy	31
preventive care	60
vaccines	52
weight management	31

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Jack C. Chang, MD.

**Gender**
Male	65
Female	54

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	11
Non-Hispanic White	84
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	26
85 and over	1
Less than 65	5
65 to 74	58

Average of Total of Conditions of Medicare patients treated by Dr. Jack C. Chang, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Jack C. Chang, MD treated were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	68
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	20
Depression	11
Chronic Kidney Disease	57
Asthma	4
Osteoporosis	5
Heart Failure	15
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Atrial Fibrillation	2
Dementia	4
Cancer	3

Education & Training

He is certified by the Board Certification: Internal Medicine and has a state license in Massachusetts.

Board Certification: Board Certification: Internal Medicine

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Jack C. Chang, MD is associated with these hospitals and organizations:

Tufts Medicine

Ratings & Reviews

Dr. Jack C. Chang, MD has an average of 2.4 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Jack C. Chang, MD from all over the web to help you find the right in Lowell, MA.

2.4

Overall Rating

(5 Ratings)

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General Payments

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

**Payments by Company**
Pfizer Inc.	$1,142 CHANTIX $932	ELIQUIS $118	VIAGRA $55	PREVNAR - 13 $16	EUCRISA $12	Other $9
Novo Nordisk Inc	$572 Tresiba $264	Victoza $136	NovoLog $68	Saxenda $26	Xultophy 100/3.6 $6	Other $72
Supernus Pharmaceuticals, Inc.	$271 TROKENDI XR $262	$9
Lilly USA, LLC	$267 TRULICITY $84	JARDIANCE $28	EMGALITY $22	BASAGLAR $16	$116
SANOFI-AVENTIS U.S. LLC	$218 TOUJEO $87	LANTUS $65	PRALUENT $51	AFREZZA $3	$12
Other	$1,241 Repatha $209	Brintellix $129	ENTRESTO $126	LINZESS $113	VIBERZI $93	Other $571

**Types of Payments**
Food and Beverage	$3,633
Education	$77

Biography

Dr. Jack Chang specializes in primary care and practices in Lowell, MA. He has a 2.5 out of 5 star average patient rating. He is affiliated with Tufts Medicine. Dr. Chang has an open panel in Lowell, MA according to Tufts Medicine. He is conversant in Chinese.