In 2023, Dr. Donald James Maddack, DO had a list price for A1C test, folic acid tests, glycated protein test, iron tests, reticulocyte count (immature red blood cell count), serum folate test, and vitamin B12 test that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Florida. 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:

blood draw

lab tests

phlebotomy for lab tests

preventive care

By Affordability:

prostate-specific antigen test

screening PSA test

vitamin D test

In 2023, among providers in related specialties within Florida, Dr. Donald James Maddack, DO performed more blood draw, lab tests, phlebotomy for lab tests, and preventive care procedures for Medicare patients than 90% of them and he also had a list price for blood count tests, complete blood count (CBC), diabetes screening, lipid profile, prostate screening, prostate-specific antigen (PSA) test, screening PSA test, and vitamin D test that was lower than the list prices billed to Medicare by 90% 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 25%

By Volume:

cancer screening

By Affordability:

cholesterol screening

diabetes management

metabolic panel

In 2012, among providers in related specialties within Florida, Dr. Donald James Maddack, DO performed more cancer screening procedures for Medicare patients than 75% of them and he also had a list price for cholesterol screening, diabetes management, and metabolic panel 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. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2012 were preventive care, lab tests, nursing home care and diabetes management.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

breathing treatment	20
diabetes management	127
doctor visit	1101
lab tests	155
nursing home care	133
preventive care	169
vaccines	42

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2013 were lab tests, nursing home care, preventive care and diabetes management.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	108
doctor visit	873
lab tests	132
nursing home care	115
preventive care	108

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	161
Female	232

**Ethnicity**
Non-Hispanic White	371
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	165
From 75 to 84	121
85 and over	79
Less than 65	28

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2013

Hypertension	72
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	39
Depression	20
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	21
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2014 were nursing home care, lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	140
doctor visit	1002
lab tests	167
nursing home care	192
preventive care	140

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	200
Female	249

**Ethnicity**
Non-Hispanic White	422
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	140
85 and over	76
Less than 65	43

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2014

Hypertension	73
High Cholesterol	49
Stroke	9
Ischemic Heart Disease	37
Depression	24
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	30
Dementia	20
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2015 were lab tests, nursing home care, preventive care and diabetes management.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	179
doctor visit	982
lab tests	202
nursing home care	198
preventive care	179

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	396
Female	502

**Ethnicity**
Non-Hispanic White	834
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	400
From 75 to 84	260
85 and over	168
Less than 65	70

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2015

Hypertension	74
High Cholesterol	49
Stroke	11
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	26
Asthma	15
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	21
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2016 were lab tests, preventive care, diabetes management and nursing home care.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	205
doctor visit	994
lab tests	228
nursing home care	156
preventive care	205

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	196
Female	240

**Ethnicity**
Non-Hispanic White	405
Black	0
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	111
85 and over	75
Less than 65	36

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2016

Hypertension	73
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	28
Asthma	22
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	21
Chronic Obstructive Pulmonary Disease	22
Diabetes	36
Dementia	21
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2017 were lab tests, preventive care, diabetes management and nursing home care.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	208
doctor visit	1016
lab tests	243
nursing home care	200
preventive care	208

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	200
Female	231

**Ethnicity**
Non-Hispanic White	400
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	109
85 and over	83
Less than 65	43

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2017

Hypertension	75
High Cholesterol	54
Stroke	8
Ischemic Heart Disease	37
Depression	26
Chronic Kidney Disease	33
Asthma	8
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	26
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	20
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2018 were lab tests, nursing home care, preventive care and diabetes management.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	230
doctor visit	1002
lab tests	257
nursing home care	239
preventive care	230

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	193
Female	238

**Ethnicity**
Non-Hispanic White	408
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	120
85 and over	81
Less than 65	33

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2018

Hypertension	75
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	37
Depression	23
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	29
Chronic Obstructive Pulmonary Disease	26
Diabetes	38
Dementia	21
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2019 were lab tests, preventive care, diabetes management and nursing home care.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	247
doctor visit	983
lab tests	277
nursing home care	228
preventive care	247

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	189
Female	239

**Ethnicity**
Non-Hispanic White	403
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	124
85 and over	71
Less than 65	33

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2019

Hypertension	75
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	38
Depression	25
Chronic Kidney Disease	36
Asthma	7
Osteoperosis	7
Atrial Fibrilation	16
Heart Failure	26
Chronic Obstructive Pulmonary Disease	25
Diabetes	37
Dementia	20
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2020 were lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

diabetes management	219
doctor visit	881
lab tests	249
preventive care	219

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	150
Female	136

**Ethnicity**
Non-Hispanic White	272
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	79
85 and over	19
Less than 65	21

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2020

Hypertension	73
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2021 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

blood draw	17
diabetes management	180
doctor visit	837
lab tests	244
preventive care	195

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	198
Female	197

**Ethnicity**
Non-Hispanic White	371
Black	0
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	121
85 and over	38
Less than 65	21

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2021

Hypertension	72
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	35
Depression	20
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL during 2022 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

blood draw	187
diabetes management	58
doctor visit	688
lab tests	779
preventive care	263
thyroid function tests	122
vaccines	33

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	211
Female	176

**Ethnicity**
Non-Hispanic White	365
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	161
85 and over	48
Less than 65	11

Conditions of Medicare patients treated by Dr. Donald James Maddack, DO in 2022

Hypertension	74
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	35
Depression	19
Chronic Kidney Disease	19
Asthma	8
Osteoperosis	13
Atrial Fibrilation	22
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	21
Dementia	7
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Donald James Maddack, DO for Medicare patients.

The highest averages for the top procedures that Dr. Donald James Maddack, DO treated as a family medicine practitioner in Venice, FL were lab tests, preventive care, nursing home care and diabetes management.

blood draw	102
diabetes management	172
doctor visit	941
lab tests	266
nursing home care	182
preventive care	196
thyroid function tests	122
vaccines	37

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Donald James Maddack, DO.

**Gender**
Male	190
Female	221

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	386
Native American / Alaskan Native	0
Hispanic	6
Other	1

**Age**
75 to 84	122
85 and over	67
Less than 65	30
65 to 74	191

Average of Total of Conditions of Medicare patients treated by Dr. Donald James Maddack, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Donald James Maddack, DO treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	66
High Cholesterol	53
Stroke	6
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	24
Asthma	8
Osteoporosis	6
Heart Failure	19
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Atrial Fibrillation	13
Cancer	9
Dementia	15

Education & Training

He has a state license in Indiana.

Licensed In: Indiana

Ratings & Reviews

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$2,534 FARXIGA $987	SYMBICORT $760	CRESTOR $269	BEVESPI AEROSPHERE $113	BYDUREON $79	Other $327
GlaxoSmithKline, LLC.	$2,061 BREO $551	ANORO $363	TRELEGY ELLIPTA $276	TANZEUM $138	LEVITRA $106	Other $627
Pfizer Inc.	$1,790 LYRICA $301	NURTEC ODT $198	EUCRISA $196	ELIQUIS $196	QUILLIVANT XR $174	Other $726
Lilly USA, LLC	$1,538 BASAGLAR $437	JARDIANCE $423	MOUNJARO $200	TRULICITY $144	CIALIS $132	Other $202
Novo Nordisk Inc	$1,097 Tresiba $305	RYBELSUS $209	Victoza $167	NovoLog $163	Ozempic $142	Other $111
Other	$9,001 VYVANSE $569	UBRELVY $460	INVOKANA $442	VRAYLAR $363	STEGLATRO $349	Other $6,818

**Types of Payments**
Food and Beverage	$17,133
Consulting Fee	$779
Education	$109

Biography

Dr. Donald Maddack works as a general practice and family medicine specialist in Venice, FL. Dr. Maddack has obtained a license to practice in Indiana.