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Dr. Ronald Anthony Zimmermann, DO

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Specializes in: Internal Medicine (Adult Medicine) and Hospital Medicine (Hospitalist)

Lake Erie College of Osteopathic Medicine (2008)

Professional interests include: hospital care

801 S. Washington Street Hospitalists-3rd Floor
Naperville, IL 60540

(630) 527-5359

Dr. Ronald Anthony Zimmermann, DO is an internist in Quincy, IL specializing in internal medicine (adult medicine) and hospital medicine (hospitalist). He graduated from Lake Erie College of Osteopathic Medicine in 2008 and has 18 years of experience. Dr. Ronald Anthony Zimmermann, DO is affiliated with Endeavor Health and OSF Healthcare.

Office Locations

1005 Broadway Street
Quincy, IL 62301

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2 S Hospital Drive
Murphysboro, IL 62966

(618) 684-3156

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201 S 14th Street
Herrin, IL 62948

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405 W Jackson Street
Carbondale, IL 62901

(618) 549-0721

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Endeavor Health

801 S. Washington Street Hospitalists-3rd Floor
Naperville, IL 60540

(630) 527-5359

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OSF Healthcare

812 North Logan Avenue
Danville, IL 61832

(217) 443-5000

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Noteworthy Medicare Patient Procedures Performed by Dr. Ronald Anthony Zimmermann, DO in 2023

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

Top 10%

By Volume:

inpatient hospital care

In 2023, Dr. Ronald Anthony Zimmermann, DO performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 90% of providers in related specialties within Illinois.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2012 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1152
inpatient care	1051
outpatient care	101

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1372
inpatient care	1246
outpatient care	126

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	274
Female	353

**Ethnicity**
Non-Hispanic White	543
Black	38
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	225
85 and over	150
Less than 65	55

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2013

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	59
Depression	36
Chronic Kidney Disease	50
Asthma	12
Osteoperosis	18
Atrial Fibrilation	29
Heart Failure	41
Chronic Obstructive Pulmonary Disease	35
Diabetes	40
Dementia	32
Cancer	22

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2014 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

complementary or alternative therapy	25
hospital care	1067
hyperbaric oxygen (HBO) therapy	49
inpatient care	992
manual therapy	25
osteopathic medicine	25
outpatient care	75

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	254
Female	331

**Ethnicity**
Non-Hispanic White	497
Black	32
Hispanic	27
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	202
85 and over	133
Less than 65	59

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2014

Hypertension	75
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	53
Depression	38
Chronic Kidney Disease	49
Asthma	14
Osteoperosis	19
Atrial Fibrilation	29
Heart Failure	38
Chronic Obstructive Pulmonary Disease	33
Diabetes	43
Dementia	25
Cancer	22

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2015 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1493
hyperbaric oxygen (HBO) therapy	97
inpatient care	1394
outpatient care	99

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	584
Female	750

**Ethnicity**
Non-Hispanic White	1126
Black	90
Hispanic	48
Asian	44
Other	26
Native American	0

**Age**
From 65 to 74	474
From 75 to 84	422
85 and over	320
Less than 65	118

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2015

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	61
Depression	40
Chronic Kidney Disease	51
Asthma	26
Osteoperosis	17
Atrial Fibrilation	32
Heart Failure	41
Chronic Obstructive Pulmonary Disease	33
Diabetes	43
Dementia	29
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2016 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1655
hyperbaric oxygen (HBO) therapy	105
inpatient care	1405
outpatient care	250

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	356
Female	432

**Ethnicity**
Non-Hispanic White	675
Black	49
Hispanic	29
Asian	22
Other	13
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	257
85 and over	173
Less than 65	103

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2016

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	59
Depression	41
Chronic Kidney Disease	60
Asthma	40
Osteoperosis	15
Atrial Fibrilation	31
Heart Failure	42
Chronic Obstructive Pulmonary Disease	36
Diabetes	46
Dementia	30
Cancer	20

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2017 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1228
hyperbaric oxygen (HBO) therapy	42
inpatient care	1042
outpatient care	186

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	293
Female	358

**Ethnicity**
Non-Hispanic White	556
Black	43
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	220
85 and over	146
Less than 65	96

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2017

Hypertension	75
High Cholesterol	71
Stroke	11
Ischemic Heart Disease	58
Depression	44
Chronic Kidney Disease	65
Asthma	13
Osteoperosis	15
Atrial Fibrilation	28
Heart Failure	47
Chronic Obstructive Pulmonary Disease	37
Diabetes	41
Dementia	33
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2018 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1324
hyperbaric oxygen (HBO) therapy	49
inpatient care	1122
outpatient care	202

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	288
Female	364

**Ethnicity**
Non-Hispanic White	541
Black	45
Hispanic	26
Asian	27
Other	13
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	200
85 and over	146
Less than 65	83

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2018

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	57
Depression	45
Chronic Kidney Disease	64
Asthma	12
Osteoperosis	15
Atrial Fibrilation	27
Heart Failure	44
Chronic Obstructive Pulmonary Disease	34
Diabetes	45
Dementia	30
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2019 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1291
hyperbaric oxygen (HBO) therapy	33
inpatient care	1074
outpatient care	217

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	320
Female	376

**Ethnicity**
Non-Hispanic White	572
Black	46
Hispanic	31
Asian	31
Other	16
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	243
85 and over	158
Less than 65	90

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2019

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	60
Depression	42
Chronic Kidney Disease	65
Asthma	11
Osteoperosis	18
Atrial Fibrilation	31
Heart Failure	48
Chronic Obstructive Pulmonary Disease	35
Diabetes	44
Dementia	29
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1522
inpatient care	1307
outpatient care	215

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	321
Female	358

**Ethnicity**
Non-Hispanic White	549
Black	47
Hispanic	37
Asian	26
Other	20
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	232
85 and over	162
Less than 65	82

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2020

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	58
Depression	46
Chronic Kidney Disease	68
Asthma	12
Osteoperosis	16
Atrial Fibrilation	31
Heart Failure	44
Chronic Obstructive Pulmonary Disease	31
Diabetes	45
Dementia	34
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1247
inpatient care	1063
outpatient care	184

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	283
Female	309

**Ethnicity**
Non-Hispanic White	487
Black	37
Hispanic	31
Asian	25
Other	12
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	220
85 and over	125
Less than 65	50

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2021

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	60
Depression	37
Chronic Kidney Disease	69
Asthma	13
Osteoperosis	14
Atrial Fibrilation	32
Heart Failure	47
Chronic Obstructive Pulmonary Disease	30
Diabetes	47
Dementia	27
Cancer	22

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL during 2022 were hospital care, inpatient care, outpatient care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

hospital care	1224
hyperbaric oxygen (HBO) therapy	52
inpatient care	1057
outpatient care	167

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	308
Female	382

**Ethnicity**
Non-Hispanic White	571
Black	53
Hispanic	21
Asian	24
Other	21
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	266
85 and over	149
Less than 65	55

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	54
Depression	44
Chronic Kidney Disease	51
Asthma	14
Osteoperosis	20
Atrial Fibrilation	42
Heart Failure	46
Chronic Obstructive Pulmonary Disease	35
Diabetes	47
Dementia	24
Cancer	24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ronald Anthony Zimmermann, DO for Medicare patients.

The highest averages for the top procedures that Dr. Ronald Anthony Zimmermann, DO treated as an internist in Quincy, IL were hospital care, inpatient care, outpatient care and osteopathic medicine.

complementary or alternative therapy	25
hospital care	1325
inpatient care	1159
manual therapy	25
osteopathic medicine	25
outpatient care	165

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO.

**Gender**
Male	298
Female	364

**Ethnicity**
Black / African American	43
Asian / Pacific Islander	19
Non-Hispanic White	556
Native American / Alaskan Native	0
Hispanic	26
Other	11

**Age**
75 to 84	226
85 and over	151
Less than 65	71
65 to 74	214

Average of Total of Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Ronald Anthony Zimmermann, DO treated were high cholesterol, hypertension, chronic kidney disease and ischemic heart disease.

Hypertension	68
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	52
Depression	37
Chronic Kidney Disease	53
Asthma	15
Osteoporosis	15
Heart Failure	39
Chronic Obstructive Pulmonary Disease	30
Diabetes	40
Atrial Fibrillation	28
Dementia	26
Cancer	18

Education & Training

Dr. Ronald Anthony Zimmermann, DO graduated from Lake Erie College of Osteopathic Medicine in 2008. He completed residency at Rosalind Franklin University of Medicine and Science. He is certified by the Board Certification: American Osteopathic Association - Internal Medicine and has a state license in Illinois.

Medical School: Lake Erie College of Osteopathic Medicine (2008)

Residency: Rosalind Franklin University of Medicine and Science (2011)

Board Certification: Board Certification: American Osteopathic Association - Internal Medicine

Licensed In: Illinois

Affiliations & Hospitals

Dr. Ronald Anthony Zimmermann, DO is associated with these hospitals and organizations:

Endeavor Health

OSF Healthcare

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Ronald Anthony Zimmermann, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Janssen Pharmaceuticals, Inc	$112 XARELTO $112
E.R. Squibb & Sons, L.L.C.	$17 ELIQUIS $17

**Types of Payments**
Food and Beverage	$129

Biography

Dr. Ronald Zimmermann is a specialist in hospital medicine (hospitalist) in Carbondale, IL, Naperville, IL, and Murphysboro, IL. These areas are among his clinical interests: internal medicine and hospital care. His professional affiliations include OSF Healthcare and Endeavor Health. Before performing his residency at Rosalind Franklin University of Medicine and Science, Dr. Zimmermann attended Lake Erie College of Osteopathic Medicine for medical school.

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Dr. Ronald Anthony Zimmermann, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ronald Anthony Zimmermann, DO in 2023

By Volume:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Ronald Anthony Zimmermann, DO From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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