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Home > IA Providers > Family Physicians & Family Medicine Specialists

Dr. Chester Penn De Jong, MD

Accepting New Patients

(Chester De Jong, MD)

(332 Ratings)

Specializes in: Family Medicine and General Practice

University of South Dakota, Sanford School of Medicine

104 Buncombe Drive
Rock Rapids, IA 51246

(712) 472-3333

Dr. Chester Penn De Jong, MD is a family medicine practitioner in Rock Rapids, IA specializing in family medicine and general practice. He graduated from University of South Dakota, Sanford School of Medicine. Dr. Chester Penn De Jong, MD is affiliated with Sanford Health and Sanford Rock Rapids Clinic.

Office Locations

104 Buncombe Drive
Rock Rapids, IA 51246

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Noteworthy Medicare Patient Procedures Performed by Dr. Chester Penn De Jong, MD in 2023

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

Top 5%

By Volume:

creatinine blood test

CT scan

Doppler echocardiography

major joint aspiration

major joint injection

MRI

musculoskeletal imaging

nursing home care

pelvic CT scan

phlebotomy for lab tests

phosphorus blood test

preventive care

prothrombin time test

By Affordability:

abdominal CT scan

color Doppler echocardiography

CT scan

Doppler echocardiography

pelvic CT scan

spectral Doppler echocardiography

X-rays

In 2023, among providers in related specialties within Iowa, Dr. Chester Penn De Jong, MD performed more A1C test, abdominal CT scan, ankle MRI, blood draw, creatinine blood test, CT scan, Doppler echocardiography, echocardiogram (echo), head/brain CT scan, hip MRI, knee MRI, knee X-ray, lab tests, lipid profile, major joint aspiration, major joint injection, MRI (magnetic resonance imaging), musculoskeletal imaging, nursing home care, pelvic CT scan, phlebotomy for lab tests, phosphorus blood test, preventive care, prothrombin time (PT) test, spine imaging, thoracic (chest) imaging, thyroid blood test, and urinalysis procedures for Medicare patients than 95% of them and he also had a list price for abdominal CT scan, color Doppler echocardiography, CT scan, Doppler echocardiography, pelvic CT scan, spectral Doppler echocardiography, and X-rays that was lower than the list prices billed to Medicare by 95% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 10%

By Volume:

flu shot

X-rays

In 2023, Dr. Chester Penn De Jong, MD performed more flu shot, and X-rays procedures for Medicare patients than 90% of providers in related specialties within Iowa.

Top 25%

By Volume:

ultrasound

In 2012, Dr. Chester Penn De Jong, MD performed more ultrasound (sonogram) procedures for Medicare patients than 75% of providers in related specialties within Iowa.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2012 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

blood draw	113
doctor visit	168
hospital care	160
inpatient care	118
lab tests	176
outpatient care	42
preventive care	36
vaccines	36

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2013 were lab tests, hospital care, blood draw and inpatient care.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

blood draw	102
doctor visit	178
hospital care	126
inpatient care	77
lab tests	133
outpatient care	49
preventive care	40
thoracic (chest) imaging	11
vaccines	40
X-rays	11

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	99
Female	124

**Age**
From 65 to 74	67
From 75 to 84	87
85 and over	57
Less than 65	12

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2013

Hypertension	64
High Cholesterol	38
Stroke	9
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	14
Asthma	7
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2014 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

blood draw	42
doctor visit	74
hospital care	93
inpatient care	68
lab tests	51
outpatient care	25

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	65
Female	88

**Age**
From 65 to 74	38
From 75 to 84	50
85 and over	53
Less than 65	12

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2014

Hypertension	72
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	26
Depression	23
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	10
Cancer	20

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

hospital care	80
inpatient care	48
outpatient care	32

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	68
Female	84

**Age**
From 65 to 74	0
From 75 to 84	44
85 and over	64
Less than 65	0

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2015

Hypertension	75
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	51
Depression	39
Chronic Kidney Disease	22
Asthma	16
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	32
Chronic Obstructive Pulmonary Disease	21
Diabetes	32
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

hospital care	35
inpatient care	18
outpatient care	17

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	31
Female	49

**Age**
From 65 to 74	0
From 75 to 84	23
85 and over	31
Less than 65	0

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2016

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	43
Depression	35
Chronic Kidney Disease	35
Asthma	20
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	26
Chronic Obstructive Pulmonary Disease	21
Diabetes	24
Dementia	20
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

hospital care	52
inpatient care	33
outpatient care	19

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	38
Female	43

**Age**
From 65 to 74	20
From 75 to 84	0
85 and over	34
Less than 65	0

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2017

Hypertension	72
High Cholesterol	27
Stroke	0
Ischemic Heart Disease	41
Depression	38
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	26
Chronic Obstructive Pulmonary Disease	20
Diabetes	14
Dementia	15
Cancer	21

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

hospital care	38
inpatient care	27
outpatient care	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	32
Female	48

**Ethnicity**
Non-Hispanic White	80
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2018

Hypertension	75
High Cholesterol	59
Stroke	15
Ischemic Heart Disease	48
Depression	31
Chronic Kidney Disease	46
Asthma	0
Osteoperosis	16
Atrial Fibrilation	21
Heart Failure	35
Chronic Obstructive Pulmonary Disease	26
Diabetes	20
Dementia	21
Cancer	25

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2019 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

aspiration	13
blood draw	894
cardiac procedures	42
diabetes management	310
doctor visit	707
injections	13
lab tests	2806
nursing home care	193
preventive care	945
removal of lesion (e.g. growth)	14
skin procedures	14
spinal procedures	21
ultrasound (sonogram)	42
vaccines	170
X-rays	21

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	347
Female	450

**Ethnicity**
Non-Hispanic White	779
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	349
From 75 to 84	216
85 and over	176
Less than 65	56

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2019

Hypertension	65
High Cholesterol	44
Stroke	4
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	24
Asthma	3
Osteoperosis	4
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2020 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

abdominal imaging	21
ambulatory monitoring	12
blood draw	1263
cardiac procedures	68
CT scan	33
diabetes management	450
doctor visit	941
lab tests	3818
nursing home care	239
pelvic imaging	21
preventive care	1267
removal of lesion (e.g. growth)	19
skin procedures	19
spinal procedures	15
thoracic (chest) imaging	12
ultrasound (sonogram)	83
vaccines	192
vascular procedures	27
X-rays	15

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	355
Female	475

**Ethnicity**
Non-Hispanic White	811
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	361
From 75 to 84	230
85 and over	173
Less than 65	66

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2020

Hypertension	63
High Cholesterol	45
Stroke	4
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	24
Asthma	3
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	27
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2021 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

abdominal imaging	72
blood draw	1185
brain imaging (neuroimaging)	22
cardiac procedures	96
CT scan	113
diabetes management	403
doctor visit	861
hip imaging	12
lab tests	3815
MRI (magnetic resonance imaging)	32
musculoskeletal imaging	77
nuclear scan	20
nursing home care	89
pelvic imaging	72
preventive care	1225
removal of lesion (e.g. growth)	18
skin procedures	18
spinal procedures	78
stress testing	40
thoracic (chest) imaging	19
ultrasound (sonogram)	68
vaccines	163
vascular procedures	12
X-rays	123

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	372
Female	502

**Ethnicity**
Non-Hispanic White	852
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	403
From 75 to 84	245
85 and over	161
Less than 65	65

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2021

Hypertension	59
High Cholesterol	47
Stroke	4
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	22
Asthma	3
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	26
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2022 were lab tests, blood draw, preventive care and diabetes management.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

abdominal imaging	51
aspiration	13
blood draw	1226
brain imaging (neuroimaging)	35
cardiac procedures	48
CT scan	106
diabetes management	367
doctor visit	803
injections	13
lab tests	3492
musculoskeletal imaging	54
nursing home care	135
pelvic imaging	51
preventive care	1085
spinal procedures	32
thoracic (chest) imaging	33
thyroid function tests	139
ultrasound (sonogram)	48
vaccines	88
X-rays	99

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	354
Female	452

**Ethnicity**
Non-Hispanic White	790
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	387
From 75 to 84	223
85 and over	143
Less than 65	53

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2022

Hypertension	71
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	16
Asthma	4
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA during 2023 were lab tests, blood draw, preventive care and diabetes management.

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

abdominal imaging	50
aspiration	13
blood draw	1358
brain imaging (neuroimaging)	27
cardiac procedures	39
CT scan	92
diabetes management	442
doctor visit	759
hip imaging	12
injections	13
lab tests	3736
MRI (magnetic resonance imaging)	23
musculoskeletal imaging	77
nursing home care	103
pelvic imaging	50
preventive care	1246
spinal procedures	46
thoracic (chest) imaging	26
thyroid function tests	254
ultrasound (sonogram)	39
vaccines	90
X-rays	111

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	350
Female	446

**Ethnicity**
Non-Hispanic White	774
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	365
From 75 to 84	252
85 and over	136
Less than 65	43

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2023

Hypertension	71
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	20
Depression	15
Chronic Kidney Disease	16
Asthma	5
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Chester Penn De Jong, MD for Medicare patients.

The highest averages for the top procedures that Dr. Chester Penn De Jong, MD treated as a family medicine practitioner in Rock Rapids, IA were lab tests, preventive care, blood draw and diabetes management.

abdominal imaging	48
ambulatory monitoring	12
aspiration	13
blood draw	772
brain imaging (neuroimaging)	28
cardiac procedures	58
CT scan	86
diabetes management	394
doctor visit	561
hip imaging	12
hospital care	83
injections	13
inpatient care	55
lab tests	2253
MRI (magnetic resonance imaging)	27
musculoskeletal imaging	69
nuclear scan	20
nursing home care	151
outpatient care	27
pelvic imaging	48
preventive care	834
removal of lesion (e.g. growth)	17
skin procedures	17
spinal procedures	38
stress testing	40
thoracic (chest) imaging	20
thyroid function tests	196
ultrasound (sonogram)	56
vaccines	111
vascular procedures	19
X-rays	63

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Chester Penn De Jong, MD.

**Gender**
Male	175
Female	230

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	340
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	116
85 and over	88
Less than 65	25
65 to 74	165

Average of Total of Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD From 2012 - 2023

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

Hypertension	63
High Cholesterol	44
Stroke	4
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	22
Asthma	5
Osteoporosis	4
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Atrial Fibrillation	15
Cancer	13
Dementia	10

Education & Training

Dr. Chester Penn De Jong, MD graduated from University of South Dakota, Sanford School of Medicine. He completed residency at Family Medicine: MCHS - FH La Crosse, La Crosse, WI. He is certified by the American Board of Family Medicine and has a state license in Iowa.

Medical School: University of South Dakota, Sanford School of Medicine

Residency: Family Medicine: MCHS - FH La Crosse, La Crosse, WI

Board Certification: American Board of Family Medicine

Licensed In: Iowa

Affiliations & Hospitals

Dr. Chester Penn De Jong, MD is associated with these hospitals and organizations:

Sanford Health

Sanford Rock Rapids Clinic

Ratings & Reviews

Dr. Chester Penn De Jong, MD has an exceptional overall rating with an average of 4.86 out of 5 stars based on 332 ratings. We collect ratings and reviews of Dr. Chester Penn De Jong, MD from all over the web to help you find the right in Rock Rapids, IA.

4.86

Overall Rating

(332 Ratings)

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General Payments

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

**Payments by Company**
ViiV Healthcare Company	$121 DOVATO $121
Pfizer Inc.	$23 TRUMENBA $12	PREVNAR - 13 $11
Amgen Inc.	$12 $12

**Types of Payments**
Food and Beverage	$157

Biography

Dr. Chester Dejong's specialties are general practice and family medicine. Dr. Dejong is affiliated with Sanford Health. He attended medical school at the University of South Dakota, Sanford School of Medicine. He has a 5.0 out of 5 star average patient rating. He welcomes new patients at his office inRock Rapids, IA as reported by Yext.

Select Year:

Dr. Chester Penn De Jong, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Chester Penn De Jong, MD in 2023

By Volume:

By Affordability:

By Volume:

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. Chester Penn De Jong, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Chester Penn De Jong, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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