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Dr. Jonathan E. Gage, MD

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Specializes in: Adult Cardiology

University of Pennsylvania School of Medicine

Professional interests include: hypertension (high blood pressure), angina, heart failure, and more.

2 Church Street S Suite 412
New Haven, CT 06519

(203) 624-6028

Dr. Jonathan E. Gage, MD is a cardiologist in Guilford, CT specializing in adult cardiology. He graduated from University of Pennsylvania School of Medicine. Dr. Jonathan E. Gage, MD is affiliated with Yale New Haven Health, Hartford Healthcare, Hartford HealthCare Medical Group Integrated Care Partners and HARTFORD HEALTHCARE MEDICAL GROUP SPECIALISTS PLLC.

Office Locations

Hartford HealthCare Medical Group Integrated Care Partners

1591 Boston Post Road Suite 200
Guilford, CT 06437

(203) 867-5300

(203) 867-5320

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2 Church Street S Suite 412
New Haven, CT 06519

(203) 624-6028

(203) 562-9576

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215 Elm Street Suite 102
Old Saybrook, CT 06475

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46 Prince Street Suite 310
New Haven, CT 06519

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8 East Phone Street
Clinton, CT 06413

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Noteworthy Medicare Patient Procedures Performed by Dr. Jonathan E. Gage, MD in 2023

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

Top 25%

By Volume:

cardiac procedures

Doppler echocardiography

inpatient hospital care

In 2012, Dr. Jonathan E. Gage, MD performed more cardiac procedures, Doppler echocardiography, and inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Connecticut.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2012 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	530
doctor visit	1671
hospital care	1608
inpatient care	1608
nuclear scan	81
stress testing	162
ultrasound (sonogram)	406
vascular procedures	38

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2013 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	454
doctor visit	1751
hospital care	1260
inpatient care	1260
nuclear scan	65
stress testing	133
ultrasound (sonogram)	366
vascular procedures	45

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	419
Female	372

**Ethnicity**
Non-Hispanic White	730
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	271
From 75 to 84	324
85 and over	167
Less than 65	29

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	53
Depression	18
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	10
Atrial Fibrilation	33
Heart Failure	35
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Dementia	13
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2014 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	490
doctor visit	1793
hospital care	2007
inpatient care	2007
nuclear scan	65
stress testing	132
ultrasound (sonogram)	374
vascular procedures	16

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	449
Female	398

**Ethnicity**
Non-Hispanic White	765
Black	45
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	267
From 75 to 84	353
85 and over	194
Less than 65	33

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2014

Hypertension	75
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	53
Depression	19
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	9
Atrial Fibrilation	30
Heart Failure	36
Chronic Obstructive Pulmonary Disease	20
Diabetes	32
Dementia	11
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2015 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	529
doctor visit	1612
hospital care	1649
inpatient care	1649
nuclear scan	90
stress testing	181
ultrasound (sonogram)	366
vascular procedures	18

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	904
Female	762

**Ethnicity**
Non-Hispanic White	1522
Black	74
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	514
From 75 to 84	662
85 and over	432
Less than 65	58

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	51
Depression	21
Chronic Kidney Disease	35
Asthma	13
Osteoperosis	9
Atrial Fibrilation	31
Heart Failure	35
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	11
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2016 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	505
doctor visit	1815
hospital care	1418
inpatient care	1418
nuclear scan	86
stress testing	175
ultrasound (sonogram)	349
vascular procedures	19

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	430
Female	353

**Ethnicity**
Non-Hispanic White	700
Black	46
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	233
From 75 to 84	333
85 and over	181
Less than 65	36

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2016

Hypertension	75
High Cholesterol	72
Stroke	7
Ischemic Heart Disease	48
Depression	20
Chronic Kidney Disease	36
Asthma	19
Osteoperosis	10
Atrial Fibrilation	30
Heart Failure	31
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	13
Cancer	17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2017 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	496
doctor visit	1680
hospital care	1759
inpatient care	1759
nuclear scan	74
stress testing	153
ultrasound (sonogram)	370
vascular procedures	27

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	436
Female	379

**Ethnicity**
Non-Hispanic White	737
Black	41
Hispanic	13
Asian	11
Other	13
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	346
85 and over	184
Less than 65	19

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2017

Hypertension	75
High Cholesterol	55
Stroke	8
Ischemic Heart Disease	50
Depression	20
Chronic Kidney Disease	38
Asthma	8
Osteoperosis	11
Atrial Fibrilation	30
Heart Failure	31
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	13
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2018 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	498
doctor visit	1440
hospital care	1485
inpatient care	1485
nuclear scan	65
stress testing	133
ultrasound (sonogram)	393
vascular procedures	28

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	409
Female	337

**Ethnicity**
Non-Hispanic White	685
Black	28
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	325
85 and over	179
Less than 65	22

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2018

Hypertension	75
High Cholesterol	72
Stroke	5
Ischemic Heart Disease	51
Depression	22
Chronic Kidney Disease	39
Asthma	8
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	32
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Dementia	14
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2019 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	505
doctor visit	1268
hospital care	973
inpatient care	973
nuclear scan	74
stress testing	151
ultrasound (sonogram)	384
vascular procedures	30

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	346
Female	306

**Ethnicity**
Non-Hispanic White	600
Black	16
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	182
From 75 to 84	288
85 and over	162
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2019

Hypertension	75
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	47
Depression	23
Chronic Kidney Disease	36
Asthma	7
Osteoperosis	11
Atrial Fibrilation	30
Heart Failure	33
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	14
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2020 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	366
doctor visit	1113
hospital care	909
inpatient care	909
nuclear scan	37
stress testing	77
ultrasound (sonogram)	300
vascular procedures	11

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	284
Female	270

**Ethnicity**
Non-Hispanic White	503
Black	0
Hispanic	0
Asian	14
Other	16
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	245
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2020

Hypertension	75
High Cholesterol	72
Stroke	5
Ischemic Heart Disease	45
Depression	21
Chronic Kidney Disease	32
Asthma	6
Osteoperosis	11
Atrial Fibrilation	26
Heart Failure	28
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	13
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2021 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	440
doctor visit	1157
hospital care	591
inpatient care	591
nuclear scan	61
stress testing	125
ultrasound (sonogram)	315

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	302
Female	283

**Ethnicity**
Non-Hispanic White	530
Black	17
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	166
From 75 to 84	252
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2021

Hypertension	75
High Cholesterol	73
Stroke	5
Ischemic Heart Disease	43
Depression	18
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	12
Atrial Fibrilation	28
Heart Failure	24
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT during 2022 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

cardiac procedures	401
doctor visit	1096
hospital care	331
inpatient care	331
nuclear scan	45
stress testing	91
ultrasound (sonogram)	310

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	280
Female	252

**Ethnicity**
Non-Hispanic White	471
Black	15
Hispanic	11
Asian	13
Other	22
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	240
85 and over	137
Less than 65	11

Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	38
Depression	20
Chronic Kidney Disease	26
Asthma	11
Osteoperosis	17
Atrial Fibrilation	40
Heart Failure	21
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Jonathan E. Gage, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jonathan E. Gage, MD treated as a cardiologist in Guilford, CT were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

cardiac procedures	474
doctor visit	1490
hospital care	1271
inpatient care	1271
nuclear scan	67
stress testing	137
ultrasound (sonogram)	357
vascular procedures	25

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Jonathan E. Gage, MD.

**Gender**
Male	387
Female	337

**Ethnicity**
Black / African American	29
Asian / Pacific Islander	3
Non-Hispanic White	658
Hispanic	9
Native American / Alaskan Native	0
Other	7

**Age**
75 to 84	306
85 and over	148
Less than 65	20
65 to 74	220

Average of Total of Conditions of Medicare patients treated by Dr. Jonathan E. Gage, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Jonathan E. Gage, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	43
Depression	18
Chronic Kidney Disease	31
Asthma	8
Osteoporosis	10
Heart Failure	27
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Atrial Fibrillation	28
Cancer	15
Dementia	11

Education & Training

Dr. Jonathan E. Gage, MD graduated from University of Pennsylvania School of Medicine. He completed residency at University of Chicago Affiliated Hospitals. He has a state license in Connecticut.

Medical School: University of Pennsylvania School of Medicine

Residency: University of Chicago Affiliated Hospitals

Licensed In: Connecticut

Affiliations & Hospitals

Dr. Jonathan E. Gage, MD is associated with these hospitals and organizations:

Yale New Haven Health

Hartford Healthcare

Hartford HealthCare Medical Group Integrated Care Partners

HARTFORD HEALTHCARE MEDICAL GROUP SPECIALISTS PLLC

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. Jonathan E. Gage, MD appears to accept the following insurance providers: CorVel, Great-West Healthcare, WellCare, Harvard Pilgrim Health Care, Evercare, MultiPlan, United Healthcare, Aetna, Oxford Health Plans, Coventry, Cigna, Anthem, ConnectiCare, Focus Health Solutions, Prime Health, First Health, Private Healthcare Systems (PHCS), CarePartners of Connecticut, Senior Whole Health, Health Direct, HMC/ Northeast Healthcare, Colonial Cooperative Care, BCBS Medicare, Inc., Medspan Commercial, Health Connecticut, Health New England, Healthy Connecticut, Connecticare Commercial, Essence Healthcare, Medspan Medicare, Connecticare Medicare, Community Health Network of Connecticut and Northeast Health Direct.

Insurance Accepted by Provider includes:

According to our sources, Dr. Jonathan E. Gage, MD accepts the following insurance providers:

CorVel

Great-West Healthcare

WellCare

Harvard Pilgrim Health Care

Evercare

MultiPlan

United Healthcare

Aetna

Oxford Health Plans

Coventry

Cigna

Anthem

ConnectiCare

Focus Health Solutions

Prime Health

First Health

Private Healthcare Systems (PHCS)

CarePartners of Connecticut

Senior Whole Health

Health Direct

HMC/ Northeast Healthcare

Colonial Cooperative Care

BCBS Medicare

Inc.

Medspan Commercial

Health Connecticut

Health New England

Healthy Connecticut

Connecticare Commercial

Essence Healthcare

Medspan Medicare

Connecticare Medicare

Community Health Network of Connecticut

Northeast Health Direct

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General Payments

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

**Payments by Company**
ABIOMED	$40 Impella $40
AstraZeneca Pharmaceuticals LP	$12 $12

**Types of Payments**
Food and Beverage	$40
Education	$12

Biography

Dr. Jonathan Gage's specialty is adult cardiology. Dr. Gage's areas of expertise include the following: heart failure, hypertension (high blood pressure), and angina. He is affiliated with Hartford Healthcare and Yale New Haven Health. After completing medical school at the University of Pennsylvania School of Medicine, he performed his residency at a hospital affiliated with the University of Chicago. He seems to honor Anthem, ConnectiCare, and Blue California, as well as other insurance carriers. According to Hartford Healthcare, new patients are welcome to contact Dr. Gage's office in New Haven, CT.