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Dr. John T. Ducker Jr, MD

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Specializes in: Adult Nephrology

Wright State University, Boonshoft School of Medicine

441 N. Wabash Avenue
Marion, IN 46952

(765) 660-6000

Dr. John T. Ducker Jr, MD is a nephrologist in Fort Wayne, IN specializing in adult nephrology. He graduated from Wright State University, Boonshoft School of Medicine. Dr. John T. Ducker Jr, MD is affiliated with Marion Health, Nephrology Associates of Northern Illinois and Indiana, Parkview Health, Lutheran Health Network, NEPHROLOGY ASSOCIATES OF NORTHERN INDIANA PC, Parkview Lagrange Hospital, Parkview Noble Hospital, DuPont Hospital - Lutheran, FRESENIUS FORT WAYNE DUPONT, Parkview Huntington Hospital, Parkview Randallia Hospital, Parkview Dekalb Hospital, FRESENIUS DEKALB COUNTY, FRESENIUS FORT WAYNE JEFFERSON, Parkview Ortho Hospital and Lutheran Hospital Fort Wayne.

Office Locations

Lutheran Hospital Fort Wayne

11104 Parkview Circle Suite 330
Fort Wayne, IN 46845

(260) 494-3484

(260) 969-0188

open_in_new

1316 East 7th Street
Auburn, IN 46706

open_in_new

Marion Health

441 N. Wabash Avenue
Marion, IN 46952

(765) 660-6000

open_in_new

7836 W Jefferson Boulevard Suite 101
Fort Wayne, IN 46804

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Lutheran Health Network

7836 West Jefferson Boulevard Suite 101
Fort Wayne, IN

(248) 253-0330

(260) 969-0188

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In The News

“"The anti-rejection drugs are really so much better these days; we no longer have to (make) an exact match," said Dr. John Ducker, transplant medical director at Lutheran Hospital for the kidney...”—"NE Ind. wife donates kidney to triathlete husband", The Washington Times, April 2014

Noteworthy Medicare Patient Procedures Performed by Dr. John T. Ducker Jr, MD in 2023

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

Top 5%

By Volume:

chronic care

creatinine urine test

lab tests

phosphorus blood test

total protein urine test

In 2023, Dr. John T. Ducker Jr, MD performed more chronic care, creatinine urine test, lab tests, phosphorus blood test, and total protein urine test procedures for Medicare patients than 95% of providers in related specialties within Indiana.

Top 25%

By Volume:

dialysis

By Affordability:

hemodialysis

urinalysis

In 2012, among providers in related specialties within Indiana, Dr. John T. Ducker Jr, MD performed more dialysis procedures for Medicare patients than 75% of them and he also had a list price for hemodialysis, and urinalysis that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2012 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

dialysis	466
doctor visit	948
hemofiltration	44
hospital care	1082
inpatient care	1082
preventive care	14
vaccines	14

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2013 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	25
dialysis	379
doctor visit	1050
hemofiltration	76
hospital care	1069
inpatient care	1069
lab tests	47

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	474
Female	435

**Ethnicity**
Non-Hispanic White	747
Black	111
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	226
85 and over	92
Less than 65	301

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2013

Hypertension	75
High Cholesterol	71
Stroke	8
Ischemic Heart Disease	60
Depression	29
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	6
Atrial Fibrilation	20
Heart Failure	55
Chronic Obstructive Pulmonary Disease	33
Diabetes	64
Dementia	14
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2014 were hospital care, inpatient care, lab tests and dialysis.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	151
dialysis	244
doctor visit	1082
hemofiltration	46
hospital care	985
inpatient care	985
lab tests	503

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	486
Female	423

**Ethnicity**
Non-Hispanic White	733
Black	118
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	215
85 and over	76
Less than 65	324

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2014

Hypertension	75
High Cholesterol	72
Stroke	8
Ischemic Heart Disease	61
Depression	33
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	5
Atrial Fibrilation	21
Heart Failure	51
Chronic Obstructive Pulmonary Disease	33
Diabetes	64
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2015 were hospital care, inpatient care, lab tests and dialysis.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	177
dialysis	337
doctor visit	1050
hemofiltration	71
hospital care	1144
inpatient care	1144
lab tests	582

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	1028
Female	766

**Ethnicity**
Non-Hispanic White	1452
Black	222
Hispanic	66
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	604
From 75 to 84	388
85 and over	170
Less than 65	632

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2015

Hypertension	75
High Cholesterol	73
Stroke	10
Ischemic Heart Disease	60
Depression	33
Chronic Kidney Disease	75
Asthma	20
Osteoperosis	6
Atrial Fibrilation	23
Heart Failure	50
Chronic Obstructive Pulmonary Disease	34
Diabetes	63
Dementia	12
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2016 were hospital care, inpatient care, lab tests and dialysis.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	189
dialysis	243
doctor visit	897
hemofiltration	58
hospital care	1099
inpatient care	1099
lab tests	823
preventive care	11
vaccines	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	483
Female	368

**Ethnicity**
Non-Hispanic White	695
Black	97
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	307
From 75 to 84	199
85 and over	72
Less than 65	273

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2016

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	58
Depression	29
Chronic Kidney Disease	75
Asthma	36
Osteoperosis	7
Atrial Fibrilation	20
Heart Failure	48
Chronic Obstructive Pulmonary Disease	34
Diabetes	63
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2017 were hospital care, inpatient care, lab tests and dialysis.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	180
dialysis	320
doctor visit	930
hemofiltration	57
hospital care	1254
inpatient care	1254
lab tests	874

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	476
Female	358

**Ethnicity**
Non-Hispanic White	654
Black	113
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	281
From 75 to 84	194
85 and over	69
Less than 65	290

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2017

Hypertension	75
High Cholesterol	66
Stroke	11
Ischemic Heart Disease	59
Depression	32
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	6
Atrial Fibrilation	21
Heart Failure	49
Chronic Obstructive Pulmonary Disease	33
Diabetes	62
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2018 were lab tests, hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	181
dialysis	395
doctor visit	1003
hemofiltration	94
hospital care	1302
inpatient care	1302
lab tests	1513

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	382
Female	322

**Ethnicity**
Non-Hispanic White	555
Black	89
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	254
From 75 to 84	143
85 and over	53
Less than 65	254

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	56
Depression	32
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	44
Chronic Obstructive Pulmonary Disease	29
Diabetes	63
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2019 were lab tests, hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

blood draw	115
dialysis	253
doctor visit	965
hemofiltration	69
hospital care	838
inpatient care	838
lab tests	1462

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	359
Female	277

**Ethnicity**
Non-Hispanic White	501
Black	79
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	235
From 75 to 84	125
85 and over	47
Less than 65	229

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	57
Depression	33
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	47
Chronic Obstructive Pulmonary Disease	29
Diabetes	63
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2020 were lab tests, hospital care, inpatient care and chronic care.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

chronic care	428
dialysis	238
doctor visit	579
hemofiltration	63
hospital care	827
inpatient care	827
lab tests	1603

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	339
Female	259

**Ethnicity**
Non-Hispanic White	476
Black	77
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	132
85 and over	65
Less than 65	172

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	57
Depression	32
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	8
Atrial Fibrilation	21
Heart Failure	50
Chronic Obstructive Pulmonary Disease	30
Diabetes	66
Dementia	17
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2021 were lab tests, chronic care, hospital care and inpatient care.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

chronic care	1012
dialysis	191
doctor visit	628
hemofiltration	57
hospital care	798
inpatient care	798
lab tests	1829

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	350
Female	247

**Ethnicity**
Non-Hispanic White	496
Black	50
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	164
85 and over	61
Less than 65	156

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	57
Depression	30
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	51
Chronic Obstructive Pulmonary Disease	29
Diabetes	62
Dementia	17
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN during 2022 were lab tests, chronic care, hospital care and inpatient care.

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

chronic care	1029
dialysis	132
doctor visit	540
hemofiltration	41
hospital care	709
inpatient care	709
lab tests	2052

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	294
Female	234

**Ethnicity**
Non-Hispanic White	446
Black	45
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	199
From 75 to 84	155
85 and over	62
Less than 65	112

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	53
Depression	30
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	9
Atrial Fibrilation	37
Heart Failure	50
Chronic Obstructive Pulmonary Disease	34
Diabetes	63
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John T. Ducker Jr, MD for Medicare patients.

The highest averages for the top procedures that Dr. John T. Ducker Jr, MD treated as a nephrologist in Fort Wayne, IN were lab tests, hospital care, inpatient care and chronic care.

blood draw	145
chronic care	823
dialysis	290
doctor visit	879
hemofiltration	61
hospital care	1009
inpatient care	1009
lab tests	1128
preventive care	12
vaccines	12

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John T. Ducker Jr, MD.

**Gender**
Male	424
Female	335

**Ethnicity**
Black / African American	91
Asian / Pacific Islander	0
Non-Hispanic White	614
Native American / Alaskan Native	0
Hispanic	27
Other	1

**Age**
75 to 84	176
85 and over	69
Less than 65	249
65 to 74	264

Average of Total of Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John T. Ducker Jr, MD treated were chronic kidney disease, hypertension, high cholesterol and diabetes.

Hypertension	68
High Cholesterol	66
Stroke	8
Ischemic Heart Disease	52
Depression	28
Chronic Kidney Disease	68
Asthma	12
Osteoporosis	6
Heart Failure	45
Chronic Obstructive Pulmonary Disease	28
Diabetes	57
Atrial Fibrillation	20
Dementia	12
Cancer	8

Education & Training

Dr. John T. Ducker Jr, MD graduated from Wright State University, Boonshoft School of Medicine. He completed residency at Indiana University Affiliated Hospitals. He is certified by the American Board of Internal Medicine Internal Medicine and has a state license in Ohio.

Medical School: Wright State University, Boonshoft School of Medicine

Residency: Indiana University Affiliated Hospitals

Board Certification: American Board of Internal Medicine Internal Medicine

Licensed In: Ohio

Affiliations & Hospitals

Dr. John T. Ducker Jr, MD is associated with these hospitals and organizations:

Marion Health

Nephrology Associates of Northern Illinois and Indiana

Parkview Health

Lutheran Health Network

NEPHROLOGY ASSOCIATES OF NORTHERN INDIANA PC

Parkview Lagrange Hospital

Parkview Noble Hospital

DuPont Hospital - Lutheran

FRESENIUS FORT WAYNE DUPONT

Parkview Huntington Hospital

Parkview Randallia Hospital

Parkview Dekalb Hospital

FRESENIUS DEKALB COUNTY

FRESENIUS FORT WAYNE JEFFERSON

Parkview Ortho Hospital

Lutheran Hospital Fort Wayne

Ratings & Reviews

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General Payments

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

**Payments by Company**
Amgen Inc.	$2,423 EPOGEN $902	Sensipar $111	Parsabiv $49	$1,361
Hospira Worldwide, Inc.	$2,333 Epoetin Hospira $2,333
AstraZeneca Pharmaceuticals LP	$898 FARXIGA $512	LOKELMA $367	CRESTOR $19
Vifor Pharma, Inc.	$486 VELTASSA $486
Astellas Pharma US Inc	$458 Cresemba $162	ASTAGRAF XL $72	AmBisome $46	Prograf $44	Lexiscan $34	Other $100
Other	$3,980 ACTHAR $688	Kerendia $430	JYNARQUE $351	Auryxia $345	SOLIRIS $206	Other $1,958

**Types of Payments**
Food and Beverage	$5,699
Consulting Fee	$2,250
Travel and Lodging	$2,240
Education	$390

Biography

Dr. John Ducker sees patients in Fort Wayne, IN, Marion, IN, and Auburn, IN. His medical specialty is adult nephrology. He attended Wright State University, Boonshoft School of Medicine and then went on to complete his residency at a hospital affiliated with Indiana University. Dr. Ducker is professionally affiliated with Parkview Health, Nephrology Associates of Northern Illinois and Indiana, and Marion Health.

Select Year:

Dr. John T. Ducker Jr, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. John T. Ducker Jr, MD in 2023

By Volume:

By Volume:

By Affordability:

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. John T. Ducker Jr, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ducker Jr, MD 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. John T. Ducker Jr, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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