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Home > MT Providers > Radiation Oncologists

Dr. John M. Schallenkamp, MD

(John M Schallenkamp - MBA, MD - Billings Clinic Cancer Center)

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Specializes in: Radiation Oncology

Professional interests include: radiation therapy

801 N 29TH STREET
BILLINGS, MT 59101

(406) 238-2500

Dr. John M. Schallenkamp, MD is a radiation oncologist in BILLINGS, MT specializing in radiation oncology. Dr. John M. Schallenkamp, MD is affiliated with UCHealth, University of Colorado Medicine and UCHealth Radiation Oncology - Anschutz Medical Campus.

Office Locations

801 N 29TH STREET
BILLINGS, MT 59101

open_in_new

1665 Aurora Court 1st Floor
Aurora, CO 80045

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2012 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	372
radiation therapy	27

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2013 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	425
radiation therapy	24

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	101
Female	75

**Age**
From 65 to 74	83
From 75 to 84	61
85 and over	12
Less than 65	20

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2013

Hypertension	50
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	24
Dementia	0
Cancer	70

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2014 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	429
radiation therapy	16

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	138
Female	79

**Ethnicity**
Non-Hispanic White	204
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	79
85 and over	15
Less than 65	14

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2014

Hypertension	55
High Cholesterol	33
Stroke	0
Ischemic Heart Disease	28
Depression	18
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	23
Diabetes	26
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2015 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	477
radiation therapy	17

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	284
Female	184

**Ethnicity**
Non-Hispanic White	440
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	240
From 75 to 84	150
85 and over	38
Less than 65	40

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2015

Hypertension	50
High Cholesterol	33
Stroke	0
Ischemic Heart Disease	26
Depression	20
Chronic Kidney Disease	18
Asthma	9
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	16
Diabetes	23
Dementia	6
Cancer	71

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	485

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	141
Female	105

**Ethnicity**
Non-Hispanic White	231
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	120
From 75 to 84	83
85 and over	20
Less than 65	23

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2016

Hypertension	46
High Cholesterol	33
Stroke	0
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	23
Asthma	21
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	7
Cancer	69

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2017 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	517
radiation therapy	23

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	158
Female	122

**Ethnicity**
Non-Hispanic White	260
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	92
85 and over	23
Less than 65	17

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2017

Hypertension	49
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	29
Asthma	0
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	26
Dementia	6
Cancer	65

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2018 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	495
radiation therapy	15

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	188
Female	114

**Ethnicity**
Non-Hispanic White	279
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	98
85 and over	21
Less than 65	20

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2018

Hypertension	58
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	31
Asthma	4
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	21
Diabetes	25
Dementia	8
Cancer	68

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	499

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	190
Female	115

**Ethnicity**
Non-Hispanic White	282
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	152
From 75 to 84	117
85 and over	16
Less than 65	20

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2019

Hypertension	54
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	29
Asthma	5
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	20
Diabetes	26
Dementia	8
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2020 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	496
radiation therapy	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	160
Female	105

**Ethnicity**
Non-Hispanic White	247
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	103
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2020

Hypertension	50
High Cholesterol	36
Stroke	0
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	27
Asthma	4
Osteoperosis	5
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	22
Dementia	8
Cancer	72

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT during 2021 were radiation therapy.

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	574
radiation therapy	15

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	159
Female	129

**Ethnicity**
Non-Hispanic White	271
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	108
85 and over	18
Less than 65	14

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2021

Hypertension	56
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	27
Depression	25
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	7
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	23
Dementia	7
Cancer	71

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

doctor visit	438

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Male	162
Female	126

**Ethnicity**
Non-Hispanic White	265
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	102
85 and over	20
Less than 65	17

Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD in 2022

Hypertension	59
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	18
Depression	19
Chronic Kidney Disease	11
Asthma	7
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	10
Chronic Obstructive Pulmonary Disease	20
Diabetes	19
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John M. Schallenkamp, MD for Medicare patients.

The highest averages for the top procedures that Dr. John M. Schallenkamp, MD treated as a radiation oncologist in BILLINGS, MT were radiation therapy.

doctor visit	473
radiation therapy	19

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John M. Schallenkamp, MD.

**Gender**
Female	104
Male	152

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	225
Native American / Alaskan Native	0
Hispanic	0
Other	1

**Age**
85 and over	16
75 to 84	90
Less than 65	16
65 to 74	131

Average of Total of Conditions of Medicare patients treated by Dr. John M. Schallenkamp, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John M. Schallenkamp, MD treated were cancer, hypertension, high cholesterol and ischemic heart disease.

Hypertension	47
High Cholesterol	33
Stroke	0
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	21
Asthma	5
Osteoporosis	5
Heart Failure	12
Chronic Obstructive Pulmonary Disease	17
Diabetes	21
Atrial Fibrillation	9
Dementia	5
Cancer	64

Education & Training

He has a state license in Montana.

Licensed In: Montana

Affiliations & Hospitals

Dr. John M. Schallenkamp, MD is associated with these hospitals and organizations:

UCHealth

University of Colorado Medicine

UCHealth Radiation Oncology - Anschutz Medical Campus

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novocure Inc.	$101 NovoTTF-100A $101
Novartis Pharmaceuticals Corporation	$27 TASIGNA $16	Lutathera $11
Merck Sharp & Dohme LLC	$26 LYNPARZA $26
Elekta, Inc.	$21 ELEKTA BRACHYTHERAPY $21
Ipsen Biopharmaceuticals, Inc	$19 Somatuline Depot 120mg-.5ml $19

**Types of Payments**
Education	$101
Food and Beverage	$93

Research Payments

Dr. John M. Schallenkamp, MD has received 6 research payments totaling $22,598.

Biography

Dr. John Schallenkamp specializes in radiation oncology. His areas of expertise include radiation therapy. He is a graduate of Medical College of Wisconsin. Dr. Schallenkamp's hospital/clinic affiliations include UCHealth, Billings Clinic, and the University of Colorado Medicine. He is not accepting new patients at this time according to Yext.