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Home > WI Providers > Radiation Oncologists

Peter A. Mahler, MD PHD

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Specializes in: Radiation Oncology, Hospice and Palliative Medicine (End-of-Life Care and Serious Illness) and Internal Medicine (Adult Medicine)

3220 Tallyho Lane
Madison, WI 53705

(608) 233-6732

Peter A. Mahler, MD PHD is a radiation oncologist in Madison, WI specializing in radiation oncology, hospice and palliative medicine (end-of-life care and serious illness) and internal medicine (adult medicine).

Office Locations

3220 Tallyho Lane
Madison, WI 53705

(608) 233-6732

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Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI during 2013 were radiation therapy.

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	460
radiation therapy	189

2013 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	125
Female	118

**Ethnicity**
Non-Hispanic White	227
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	72
85 and over	17
Less than 65	23

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2013

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2013 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	68
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	34
Depression	18
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	7
Cancer	75

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	324

2014 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	72
Female	76

**Ethnicity**
Non-Hispanic White	135
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	54
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2014

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2014 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	74
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	32
Depression	15
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	320

2015 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	144
Female	184

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	142
From 75 to 84	114
85 and over	24
Less than 65	48

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2015

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2015 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	73
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	23
Asthma	16
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	22
Diabetes	27
Dementia	0
Cancer	74

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI during 2016 were hospital care and inpatient care.

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	163
hospital care	41
inpatient care	41

2016 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	71
Female	81

**Age**
From 65 to 74	65
From 75 to 84	56
85 and over	16
Less than 65	15

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2016

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2016 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	70
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	41
Depression	22
Chronic Kidney Disease	32
Asthma	26
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	20
Chronic Obstructive Pulmonary Disease	25
Diabetes	28
Dementia	9
Cancer	72

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI during 2017 were radiation therapy, hospital care and inpatient care.

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	71
hospital care	31
inpatient care	31
radiation therapy	69

2017 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	97
Female	83

**Ethnicity**
Non-Hispanic White	165
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	57
85 and over	27
Less than 65	14

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2017

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2017 were hypertension, cancer, high cholesterol and ischemic heart disease.

Hypertension	64
High Cholesterol	46
Stroke	6
Ischemic Heart Disease	37
Depression	25
Chronic Kidney Disease	34
Asthma	9
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	20
Diabetes	24
Dementia	14
Cancer	59

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI during 2018 were radiation therapy, hospital care and inpatient care.

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	82
hospital care	23
inpatient care	23
radiation therapy	48

2018 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	68
Female	58

**Ethnicity**
Non-Hispanic White	115
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2018

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2018 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	64
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	44
Depression	27
Chronic Kidney Disease	37
Asthma	0
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	10
Cancer	68

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI during 2019 were radiation therapy.

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	39
radiation therapy	94

2019 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	84
Female	56

**Ethnicity**
Non-Hispanic White	126
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	44
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2019

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2019 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	68
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	36
Depression	12
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	18

2020 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	58
Female	31

**Age**
From 65 to 74	53
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2020

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2020 were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	61
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	35
Depression	22
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	22
Dementia	0
Cancer	70

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	46
Female	28

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

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2021

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2021 were cancer, hypertension, high cholesterol and chronic kidney disease.

Hypertension	55
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	28
Depression	0
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	16
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	62

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI during 2022 were radiation therapy.

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

doctor visit	22
radiation therapy	34

2022 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	91
Female	45

**Ethnicity**
Non-Hispanic White	123
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	37
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2022

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2022 were cancer, hypertension, high cholesterol and diabetes.

Hypertension	73
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	15
Asthma	11
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2023 Medicare Patient Data

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	19
Female	13

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

Conditions of Medicare patients treated by Peter A. Mahler, MD PHD in 2023

The most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated during 2023 were cancer, hypertension and high cholesterol.

Hypertension	75
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Peter A. Mahler, MD PHD for Medicare patients.

The highest averages for the top procedures that Peter A. Mahler, MD PHD treated as a radiation oncologist in Madison, WI were radiation therapy, hospital care and inpatient care.

doctor visit	166
hospital care	31
inpatient care	31
radiation therapy	86

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Peter A. Mahler, MD PHD.

**Gender**
Male	79
Female	70

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	108
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	44
85 and over	7
Less than 65	9
65 to 74	76

Average of Total of Conditions of Medicare patients treated by Peter A. Mahler, MD PHD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Peter A. Mahler, MD PHD treated were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	67
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	24
Asthma	6
Osteoporosis	3
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Atrial Fibrillation	7
Cancer	70
Dementia	3

Education & Training

He has a state license in Wisconsin.

Licensed In: Wisconsin

Ratings & Reviews

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General Payments

These charts describe general payments received by Peter A. Mahler, MD PHD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Daiichi Sankyo Inc.	$24 Effient $24
Amgen Inc.	$13 Neulasta $13

**Types of Payments**
Food and Beverage	$36

Biography

Dr. Peter Mahler specializes in hospice and palliative medicine (end-of-life care and serious illness) and radiation oncology and practices in Madison, WI. Dr. Mahler obtained a license to practice in Wisconsin.