Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > CT Providers > Internists & Internal Medicine Doctors

Dr. Jonathan Zimmerman, MD

Accepting New Patients

(1 Rating)

Specializes in: Internal Medicine (Adult Medicine)

University of Michigan Medical School

75 Holly Hill Lane Suite 102
Greenwich, CT 06830

(203) 717-1760

Dr. Jonathan Zimmerman, MD is an internist in Greenwich, CT specializing in internal medicine (adult medicine). He graduated from University of Michigan Medical School. Dr. Jonathan Zimmerman, MD is affiliated with Yale New Haven Health.

Office Locations

5 Perryridge Road
Greenwich, CT 06830

open_in_new

Yale New Haven Health

75 Holly Hill Lane Suite 102
Greenwich, CT 06830

(203) 717-1760

(203) 622-2951

open_in_new

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2013 were hospital care, inpatient care, lab tests and preventive care.

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

doctor visit	266
hospital care	234
inpatient care	234
lab tests	24
preventive care	18
vaccines	18

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	100
Female	149

**Ethnicity**
Non-Hispanic White	186
Black	44
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	62
85 and over	51
Less than 65	55

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension	75
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	58
Depression	30
Chronic Kidney Disease	41
Asthma	15
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	45
Chronic Obstructive Pulmonary Disease	32
Diabetes	43
Dementia	24
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2014 were hospital care and inpatient care.

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

doctor visit	266
hospital care	396
inpatient care	396

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	108
Female	167

**Ethnicity**
Non-Hispanic White	208
Black	55
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	76
85 and over	61
Less than 65	64

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2014 were hypertension, ischemic heart disease, high cholesterol and diabetes.

Hypertension	75
High Cholesterol	54
Stroke	11
Ischemic Heart Disease	57
Depression	34
Chronic Kidney Disease	47
Asthma	12
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	45
Chronic Obstructive Pulmonary Disease	33
Diabetes	48
Dementia	27
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2015 were hospital care and inpatient care.

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

doctor visit	215
hospital care	273
inpatient care	273

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	188
Female	272

**Ethnicity**
Non-Hispanic White	354
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	114
85 and over	110
Less than 65	104

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2015 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	54
Stroke	9
Ischemic Heart Disease	48
Depression	40
Chronic Kidney Disease	49
Asthma	21
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	45
Chronic Obstructive Pulmonary Disease	31
Diabetes	42
Dementia	30
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2016 were hospital care and inpatient care.

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

doctor visit	193
hospital care	355
inpatient care	355

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	97
Female	149

**Ethnicity**
Non-Hispanic White	189
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	54
85 and over	68
Less than 65	53

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2016 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	51
Stroke	12
Ischemic Heart Disease	50
Depression	35
Chronic Kidney Disease	50
Asthma	39
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	41
Chronic Obstructive Pulmonary Disease	35
Diabetes	43
Dementia	35
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2017 were hospital care and inpatient care.

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

doctor visit	194
hospital care	438
inpatient care	438

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	106
Female	148

**Ethnicity**
Non-Hispanic White	189
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	56
85 and over	69
Less than 65	50

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2017 were hypertension, chronic kidney disease, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	54
Stroke	10
Ischemic Heart Disease	50
Depression	39
Chronic Kidney Disease	55
Asthma	15
Osteoperosis	9
Atrial Fibrilation	25
Heart Failure	48
Chronic Obstructive Pulmonary Disease	37
Diabetes	42
Dementia	33
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2018 were hospital care, inpatient care and outpatient care.

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

doctor visit	202
hospital care	415
inpatient care	398
outpatient care	17

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	102
Female	172

**Ethnicity**
Non-Hispanic White	192
Black	67
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	69
85 and over	65
Less than 65	59

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2018 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	57
Stroke	17
Ischemic Heart Disease	47
Depression	41
Chronic Kidney Disease	53
Asthma	10
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	45
Chronic Obstructive Pulmonary Disease	40
Diabetes	41
Dementia	36
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2019 were hospital care and inpatient care.

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

doctor visit	199
hospital care	273
inpatient care	273

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	96
Female	114

**Ethnicity**
Non-Hispanic White	146
Black	46
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	49
85 and over	49
Less than 65	41

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2019 were hypertension, chronic kidney disease, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	51
Stroke	10
Ischemic Heart Disease	51
Depression	36
Chronic Kidney Disease	52
Asthma	10
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	44
Chronic Obstructive Pulmonary Disease	25
Diabetes	47
Dementia	38
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2020 were hospital care, inpatient care and outpatient care.

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

doctor visit	106
hospital care	216
inpatient care	200
outpatient care	16

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	86
Female	110

**Ethnicity**
Non-Hispanic White	134
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	32
85 and over	32
Less than 65	56

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2020 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	52
Depression	37
Chronic Kidney Disease	55
Asthma	13
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	47
Chronic Obstructive Pulmonary Disease	34
Diabetes	46
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2021 were hospital care, inpatient care and outpatient care.

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

doctor visit	179
hospital care	150
inpatient care	139
outpatient care	11

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	71
Female	78

**Ethnicity**
Non-Hispanic White	100
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	48
From 75 to 84	48
85 and over	21
Less than 65	32

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2021 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	75
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	56
Asthma	11
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	37
Chronic Obstructive Pulmonary Disease	29
Diabetes	49
Dementia	28
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2022 were hospital care, inpatient care and outpatient care.

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

doctor visit	165
hospital care	140
inpatient care	128
outpatient care	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	70
Female	86

**Ethnicity**
Non-Hispanic White	116
Black	29
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	53
From 75 to 84	38
85 and over	30
Less than 65	35

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

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2022 were high cholesterol, hypertension, chronic kidney disease and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	42
Depression	25
Chronic Kidney Disease	42
Asthma	15
Osteoperosis	14
Atrial Fibrilation	25
Heart Failure	38
Chronic Obstructive Pulmonary Disease	30
Diabetes	42
Dementia	16
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT during 2023 were hospital care and inpatient care.

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

doctor visit	139
hospital care	111
inpatient care	111

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Male	72
Female	72

**Ethnicity**
Non-Hispanic White	100
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	39
85 and over	27
Less than 65	26

Conditions of Medicare patients treated by Dr. Jonathan Zimmerman, MD in 2023

The most common conditions of Medicare patients that Dr. Jonathan Zimmerman, MD treated during 2023 were high cholesterol, hypertension, chronic kidney disease and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	42
Depression	28
Chronic Kidney Disease	48
Asthma	14
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	36
Chronic Obstructive Pulmonary Disease	33
Diabetes	42
Dementia	19
Cancer	24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

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

The highest averages for the top procedures that Dr. Jonathan Zimmerman, MD treated as an internist in Greenwich, CT were hospital care, inpatient care, lab tests and preventive care.

doctor visit	193
hospital care	272
inpatient care	267
lab tests	24
outpatient care	14
preventive care	18
vaccines	18

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Jonathan Zimmerman, MD.

**Gender**
Female	137
Male	99

**Ethnicity**
Black / African American	24
Asian / Pacific Islander	0
Non-Hispanic White	174
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	53
75 to 84	57
Less than 65	52
65 to 74	74

Average of Total of Conditions of Medicare patients treated by Dr. Jonathan Zimmerman, MD From 2013 - 2023

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

Hypertension	75
High Cholesterol	58
Stroke	11
Ischemic Heart Disease	49
Depression	33
Chronic Kidney Disease	49
Asthma	15
Osteoporosis	9
Heart Failure	42
Chronic Obstructive Pulmonary Disease	32
Diabetes	44
Atrial Fibrillation	20
Cancer	15
Dementia	28

Education & Training

Dr. Jonathan Zimmerman, MD graduated from University of Michigan Medical School. He has a state license in Connecticut.

Medical School: University of Michigan Medical School

Licensed In: Connecticut

Affiliations & Hospitals

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

Yale New Haven Health

Ratings & Reviews

Dr. Jonathan Zimmerman, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. Jonathan Zimmerman, MD from all over the web to help you find the right in Greenwich, CT.

Overall Rating

(1 Rating)

Leave a Review

Reviews Left On DocSpot

Overall Rating: 5.0 2023-05-21

I am so happy with the service and attention I received from Dr. Zimmerman.

Dr. Zimmerman was my PCP from 2017-2021. Only because of my relocation I had to find another doctor.

General Payments

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

**Payments by Company**
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)	$87 LifeVest $87
Pfizer Inc.	$62 ZYVOX $36	ELIQUIS $27
Boehringer Ingelheim Pharmaceuticals, Inc.	$61 Pradaxa $61
Janssen Pharmaceuticals, Inc	$58 XARELTO $58
Valeant Pharmaceuticals North America LLC	$21 Relistor $21
Other	$14 $14

**Types of Payments**
Food and Beverage	$303

Biography

Areas of expertise for Dr. Jonathan Zimmerman include primary care. He is affiliated with Yale New Haven Health. Dr. Zimmerman attended medical school at the University of Michigan Medical School. According to Yale New Haven Health, new patients are welcome to contact his office in GREENWICH, CT.