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Home > IA Providers > Family Physicians & Family Medicine Specialists

Dr. Jon David Maher, MD

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Specializes in: Family Medicine

1624 S Grand Avenue
Charles City, IA 50616

(641) 228-5555

Dr. Jon David Maher, MD is a family medicine practitioner in Charles City, IA specializing in family medicine.

Office Locations

1624 S Grand Avenue
Charles City, IA 50616

(641) 228-5555

(641) 228-5556

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321 8th Avenue W
Cresco, IA 52136

(563) 547-2022

(563) 547-4340

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2012 were emergency care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

doctor visit	91
emergency care	43

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2013 were emergency care, hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

emergency care	102
hospital care	55
inpatient care	55

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	67
Female	77

**Age**
From 65 to 74	36
From 75 to 84	42
85 and over	42
Less than 65	24

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2013

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	44
Depression	36
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	8
Atrial Fibrilation	19
Heart Failure	24
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2014 were emergency care, hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

doctor visit	14
emergency care	122
hospital care	76
inpatient care	76

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	66
Female	103

**Ethnicity**
Non-Hispanic White	169
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	60
85 and over	55
Less than 65	20

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2014

Hypertension	73
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	44
Depression	27
Chronic Kidney Disease	33
Asthma	0
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	33
Chronic Obstructive Pulmonary Disease	14
Diabetes	34
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2015 were hospital care, inpatient care and emergency care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

emergency care	48
hospital care	63
inpatient care	63

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	72
Female	116

**Age**
From 65 to 74	46
From 75 to 84	60
85 and over	54
Less than 65	28

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2015

Hypertension	74
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	40
Depression	34
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	12
Atrial Fibrilation	23
Heart Failure	33
Chronic Obstructive Pulmonary Disease	15
Diabetes	37
Dementia	14
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2016 were hospital care, inpatient care and emergency care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

emergency care	12
hospital care	56
inpatient care	56

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	30
Female	34

**Ethnicity**
Non-Hispanic White	64
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	17
From 75 to 84	0
85 and over	25
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2016

Hypertension	75
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	45
Depression	33
Chronic Kidney Disease	39
Asthma	17
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	36
Chronic Obstructive Pulmonary Disease	17
Diabetes	33
Dementia	30
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

hospital care	54
inpatient care	54

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	13
Female	22

**Ethnicity**
Non-Hispanic White	35
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	12
85 and over	12
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2017

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	46
Depression	0
Chronic Kidney Disease	54
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	51
Chronic Obstructive Pulmonary Disease	0
Diabetes	43
Dementia	31
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

hospital care	73
inpatient care	73

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	14
Female	20

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

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2018

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	38
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	32
Diabetes	32
Dementia	41
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

hospital care	39
inpatient care	39

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	17
Female	28

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

**Age**
From 65 to 74	0
From 75 to 84	13
85 and over	16
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2019

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	56
Depression	40
Chronic Kidney Disease	51
Asthma	0
Osteoperosis	0
Atrial Fibrilation	33
Heart Failure	49
Chronic Obstructive Pulmonary Disease	29
Diabetes	33
Dementia	24
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2020 were hospital care, inpatient care and emergency care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

emergency care	13
hospital care	36
inpatient care	36

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	30
Female	31

**Ethnicity**
Non-Hispanic White	61
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	27
85 and over	14
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2020

Hypertension	75
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	43
Depression	33
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	43
Chronic Obstructive Pulmonary Disease	0
Diabetes	43
Dementia	30
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

hospital care	54
inpatient care	54

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	33
Female	34

**Age**
From 65 to 74	0
From 75 to 84	24
85 and over	22
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2021

Hypertension	75
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	61
Depression	39
Chronic Kidney Disease	60
Asthma	0
Osteoperosis	0
Atrial Fibrilation	30
Heart Failure	40
Chronic Obstructive Pulmonary Disease	19
Diabetes	28
Dementia	39
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Ethnicity**
Non-Hispanic White	37
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	15
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2022

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	38
Depression	41
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	30
Atrial Fibrilation	38
Heart Failure	32
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA during 2023 were hospital care and inpatient care.

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

hospital care	30
inpatient care	30

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	11
Female	23

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	18
Less than 65	0

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2023

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	47
Depression	0
Chronic Kidney Disease	47
Asthma	0
Osteoperosis	0
Atrial Fibrilation	53
Heart Failure	47
Chronic Obstructive Pulmonary Disease	35
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Jon David Maher, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jon David Maher, MD treated as a family medicine practitioner in Charles City, IA were emergency care, hospital care and inpatient care.

doctor visit	52
emergency care	56
hospital care	53
inpatient care	53

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Jon David Maher, MD.

**Gender**
Male	29
Female	40

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	37
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	19
85 and over	22
Less than 65	6
65 to 74	11

Average of Total of Conditions of Medicare patients treated by Dr. Jon David Maher, MD From 2012 - 2023

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

Hypertension	68
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	42
Depression	26
Chronic Kidney Disease	36
Asthma	1
Osteoporosis	5
Heart Failure	35
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Atrial Fibrillation	19
Cancer	2
Dementia	20

Education & Training

He has a state license in Iowa.

Licensed In: Iowa

Ratings & Reviews

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General Payments

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

**Payments by Company**
Merck Sharp & Dohme Corporation	$21 NEXPLANON $21

**Types of Payments**
Food and Beverage	$21

Biography

Dr. Jon Maher specializes in family medicine and emergency medicine and practices in Cresco, IA and Charles City, IA. He attended medical school at the University of Iowa, Carver College of Medicine.

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Dr. Jon David Maher, MD

Office Locations

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. Jon David Maher, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jon David Maher, 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. Jon David Maher, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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