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Dr. John Joseph McGrath III, MD

Accepting New Patients
Specializes in: Radiation Oncology
University of Vermont College of Medicine
Professional interests include: breast cancer, thoracic cancer, intensity-modulated radiation therapy (IMRT), and more.
131 Old Road To Nine Acre Corner First Floor
Concord, MA 01742

Dr. John Joseph McGrath III, MD is a radiation oncologist in Concord, MA specializing in radiation oncology. He graduated from University of Vermont College of Medicine. Dr. John Joseph McGrath III, MD is affiliated with Newton-Wellesley Hospital, Massachusetts General Hospital, Emerson Health and MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC.

View Doctor's Full Profile (978) 287-3290

Office Locations

Emerson Health

131 Old Road To Nine Acre Corner First Floor
Concord, MA 01742
(978) 287-3290
open_in_new
Emerson Hospital Radiation Medicine
Concord, MA 01742
(978) 287-3290
(978) 287-3295
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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2012 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 465
radiation therapy 21

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2013 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 703
radiation therapy 32

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 110
Female 106
Age
From 65 to 74 89
From 75 to 84 84
85 and over 31
Less than 65 12

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2013

Hypertension 53
High Cholesterol 39
Stroke 0
Ischemic Heart Disease 33
Depression 16
Chronic Kidney Disease 17
Asthma 7
Osteoperosis 6
Atrial Fibrilation 9
Heart Failure 11
Chronic Obstructive Pulmonary Disease 11
Diabetes 21
Dementia 5
Cancer 72

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2014 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 759
radiation therapy 11

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 119
Female 129
Ethnicity
Non-Hispanic White 237
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 111
From 75 to 84 89
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2014

Hypertension 62
High Cholesterol 47
Stroke 0
Ischemic Heart Disease 35
Depression 19
Chronic Kidney Disease 19
Asthma 10
Osteoperosis 7
Atrial Fibrilation 11
Heart Failure 12
Chronic Obstructive Pulmonary Disease 16
Diabetes 19
Dementia 6
Cancer 75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 560

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 200
Female 216
Ethnicity
Non-Hispanic White 394
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 196
From 75 to 84 160
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2015

Hypertension 59
High Cholesterol 44
Stroke 0
Ischemic Heart Disease 38
Depression 21
Chronic Kidney Disease 18
Asthma 10
Osteoperosis 11
Atrial Fibrilation 14
Heart Failure 14
Chronic Obstructive Pulmonary Disease 14
Diabetes 16
Dementia 0
Cancer 75

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 531

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 113
Female 89
Age
From 65 to 74 97
From 75 to 84 74
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2016

Hypertension 56
High Cholesterol 42
Stroke 5
Ischemic Heart Disease 40
Depression 14
Chronic Kidney Disease 22
Asthma 13
Osteoperosis 6
Atrial Fibrilation 18
Heart Failure 16
Chronic Obstructive Pulmonary Disease 13
Diabetes 16
Dementia 10
Cancer 75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2017 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 682
radiation therapy 16

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 129
Female 114
Ethnicity
Non-Hispanic White 228
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 102
From 75 to 84 108
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2017

Hypertension 59
High Cholesterol 37
Stroke 0
Ischemic Heart Disease 36
Depression 19
Chronic Kidney Disease 28
Asthma 9
Osteoperosis 10
Atrial Fibrilation 16
Heart Failure 16
Chronic Obstructive Pulmonary Disease 16
Diabetes 22
Dementia 7
Cancer 75

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 680

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 145
Female 131
Ethnicity
Non-Hispanic White 259
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 121
From 75 to 84 113
85 and over 31
Less than 65 11

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2018

Hypertension 62
High Cholesterol 53
Stroke 0
Ischemic Heart Disease 35
Depression 19
Chronic Kidney Disease 30
Asthma 7
Osteoperosis 11
Atrial Fibrilation 16
Heart Failure 13
Chronic Obstructive Pulmonary Disease 12
Diabetes 19
Dementia 6
Cancer 75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2019 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 745
radiation therapy 14

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 185
Female 147
Ethnicity
Non-Hispanic White 302
Black 0
Hispanic 0
Asian 0
Other 18
Native American 0
Age
From 65 to 74 142
From 75 to 84 131
85 and over 47
Less than 65 12

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2019

Hypertension 66
High Cholesterol 53
Stroke 4
Ischemic Heart Disease 38
Depression 19
Chronic Kidney Disease 29
Asthma 8
Osteoperosis 10
Atrial Fibrilation 17
Heart Failure 12
Chronic Obstructive Pulmonary Disease 12
Diabetes 21
Dementia 5
Cancer 75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2020 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 598
radiation therapy 15

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 229
Female 203
Ethnicity
Non-Hispanic White 387
Black 0
Hispanic 0
Asian 0
Other 18
Native American 0
Age
From 65 to 74 197
From 75 to 84 160
85 and over 50
Less than 65 25

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2020

Hypertension 60
High Cholesterol 51
Stroke 6
Ischemic Heart Disease 33
Depression 22
Chronic Kidney Disease 31
Asthma 9
Osteoperosis 10
Atrial Fibrilation 12
Heart Failure 14
Chronic Obstructive Pulmonary Disease 15
Diabetes 22
Dementia 8
Cancer 73

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2021 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 631
radiation therapy 11

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 204
Female 180
Ethnicity
Non-Hispanic White 351
Black 0
Hispanic 0
Asian 0
Other 16
Native American 0
Age
From 65 to 74 164
From 75 to 84 149
85 and over 48
Less than 65 23

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2021

Hypertension 64
High Cholesterol 53
Stroke 5
Ischemic Heart Disease 39
Depression 24
Chronic Kidney Disease 37
Asthma 11
Osteoperosis 10
Atrial Fibrilation 15
Heart Failure 20
Chronic Obstructive Pulmonary Disease 15
Diabetes 22
Dementia 10
Cancer 73

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA during 2022 were radiation therapy.

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

doctor visit 703
radiation therapy 12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 157
Female 151
Ethnicity
Non-Hispanic White 281
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 138
From 75 to 84 127
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD in 2022

Hypertension 68
High Cholesterol 67
Stroke 7
Ischemic Heart Disease 23
Depression 14
Chronic Kidney Disease 19
Asthma 13
Osteoperosis 13
Atrial Fibrilation 16
Heart Failure 12
Chronic Obstructive Pulmonary Disease 15
Diabetes 23
Dementia 6
Cancer 75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John Joseph McGrath III, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Joseph McGrath III, MD treated as a radiation oncologist in Concord, MA were radiation therapy.

doctor visit 641
radiation therapy 16

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John Joseph McGrath III, MD.

Gender
Male 144
Female 133
Ethnicity
Black / African American 0
Asian / Pacific Islander 0
Non-Hispanic White 221
Native American / Alaskan Native 0
Hispanic 0
Other 4
Age
75 to 84 108
85 and over 18
Less than 65 7
65 to 74 123

Average of Total of Conditions of Medicare patients treated by Dr. John Joseph McGrath III, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John Joseph McGrath III, MD treated were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension 55
High Cholesterol 44
Stroke 2
Ischemic Heart Disease 31
Depression 17
Chronic Kidney Disease 22
Asthma 8
Osteoporosis 8
Heart Failure 12
Chronic Obstructive Pulmonary Disease 12
Diabetes 18
Atrial Fibrillation 13
Dementia 5
Cancer 67

Education & Training

Dr. John Joseph McGrath III, MD graduated from University of Vermont College of Medicine. He completed residency at Tufts Medical Center. He is certified by the Radiation Oncology, American Board of Radiology and has a state license in Massachusetts.

Medical School: University of Vermont College of Medicine

Residency: Tufts Medical Center

Board Certification: Radiation Oncology, American Board of Radiology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. John Joseph McGrath III, MD is associated with these hospitals and organizations:

Newton-Wellesley Hospital
Massachusetts General Hospital
Emerson Health
MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC

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. John Joseph McGrath III, MD appears to accept the following insurance providers: Harvard Pilgrim Health Care, MultiPlan, United Healthcare, Tufts Health Plan, Aetna, TRICARE, Medicare, Medicaid, Humana, Railroad Medicare, Coventry, Cigna, Blue California, Beech Street, WellPoint, Medicare ACO, WellSense, Senior Whole Health, Fallon Health, Commonwealth Care Alliance, Blue Cross Blue Shield Medicare, Maine Community Health Options, Mass General Brigham Health Plan, MassHealth and WellSense NH.

Insurance Accepted by Provider includes:

According to our sources, Dr. John Joseph McGrath III, MD accepts the following insurance providers:

Harvard Pilgrim Health Care
MultiPlan
United Healthcare
Tufts Health Plan
Aetna
TRICARE
Medicare
Medicaid
Humana
Railroad Medicare
Coventry
Cigna
Blue California
Beech Street
WellPoint
Medicare ACO
WellSense
Senior Whole Health
Fallon Health
Commonwealth Care Alliance
Blue Cross Blue Shield Medicare
Maine Community Health Options
Mass General Brigham Health Plan
MassHealth
WellSense NH

Ratings & Reviews

Dr. John Joseph McGrath III, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 50 ratings. We collect ratings and reviews of Dr. John Joseph McGrath III, MD from all over the web to help you find the right in Concord, MA. 

5
Overall Rating
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General Payments

These charts describe general payments received by Dr. John Joseph McGrath III, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

Payments by Company
Medtronic, Inc. $135 STRAIGHTSHOT
$100 		MEROCEL
$35
Covidien LP $79 Thrombectomy
$79
Bayer HealthCare Pharmaceuticals Inc. $23 Nexavar
$23
Blue Earth Diagnostics Limited $22 Axumin
$22
Types of Payments
Consulting Fee $135
Food and Beverage $124

Biography

Dr. John McGrath is a specialist in radiation oncology. Dr. McGrath's patients gave him an average rating of 5.0 stars (out of 5). His areas of clinical interest consist of intensity-modulated radiation therapy (IMRT), genitourinary cancer, and breast cancer. He appears to be an in-network provider for Blue California, Coventry, and Viant, in addition to other insurance carriers. He graduated from the University of Vermont College of Medicine and then he performed his residency at Tufts Medical Center. He is professionally affiliated with Emerson Health, Massachusetts General Hospital, and Newton-Wellesley Hospital. Dr. McGrath's practice in Concord, MA is open to new patients as reported by Newton-Wellesley Hospital.

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