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Dr. John Joseph Mazur, MD

(Dr. John J. Mazur, M.D.)

(No ratings)

Specializes in: Adult Pulmonology

University of Michigan Medical School (1986)

1400 29th Street S
Great Falls, MT 59405

(406) 454-2171

Dr. John Joseph Mazur, MD is a pulmonologist in Great Falls, MT specializing in adult pulmonology. He graduated from University of Michigan Medical School in 1986 and has 40 years of experience. Dr. John Joseph Mazur, MD is affiliated with GREAT FALLS CLINIC LLC.

Office Locations

1400 29th Street S
Great Falls, MT 59405

(406) 454-2171

(406) 771-3021

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Noteworthy Medicare Patient Procedures Performed by Dr. John Joseph Mazur, MD in 2023

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

Top 5%

By Volume:

flu shot

pulse oximetry

By Affordability:

oximetry

oxygen saturation test

pulse oximetry

In 2023, among providers in related specialties within Montana, Dr. John Joseph Mazur, MD performed more flu shot, and pulse oximetry procedures for Medicare patients than 95% of them and he also had a list price for oximetry, oxygen saturation test, and pulse oximetry that was lower than the list prices billed to Medicare by 95% 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 10%

By Volume:

pulmonary testing

In 2023, Dr. John Joseph Mazur, MD performed more pulmonary testing procedures for Medicare patients than 90% of providers in related specialties within Montana.

Top 25%

By Volume:

bronchoscopy

In 2013, Dr. John Joseph Mazur, MD performed more bronchoscopy procedures for Medicare patients than 75% of providers in related specialties within Montana.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2013 were pulmonary testing, lab tests, blood draw and hospital care.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

blood draw	226
bronchoscopy	60
diagnostic procedures	15
doctor visit	694
hospital care	187
inpatient care	187
lab tests	457
minimally invasive procedures	31
preventive care	36
pulmonary testing	475
vaccines	36

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	206
Female	223

**Ethnicity**
Non-Hispanic White	388
Black	0
Hispanic	0
Asian	0
Other	0
Native American	28

**Age**
From 65 to 74	184
From 75 to 84	151
85 and over	50
Less than 65	44

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2013

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2013 were hypertension, chronic obstructive pulmonary disease, high cholesterol and ischemic heart disease.

Hypertension	64
High Cholesterol	43
Stroke	7
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	35
Asthma	20
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	31
Chronic Obstructive Pulmonary Disease	58
Diabetes	37
Dementia	8
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2014 were pulmonary testing, hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

bronchoscopy	33
catheterization	13
diagnostic procedures	13
doctor visit	767
hospital care	101
inpatient care	101
minimally invasive procedures	13
preventive care	32
pulmonary testing	571
vaccines	32

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	211
Female	250

**Ethnicity**
Non-Hispanic White	415
Black	0
Hispanic	0
Asian	0
Other	0
Native American	28

**Age**
From 65 to 74	190
From 75 to 84	163
85 and over	61
Less than 65	47

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2014

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2014 were hypertension, chronic obstructive pulmonary disease, high cholesterol and ischemic heart disease.

Hypertension	71
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	43
Depression	27
Chronic Kidney Disease	33
Asthma	24
Osteoperosis	8
Atrial Fibrilation	19
Heart Failure	31
Chronic Obstructive Pulmonary Disease	60
Diabetes	33
Dementia	10
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2015 were pulmonary testing, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

bronchoscopy	34
catheterization	13
diagnostic procedures	12
doctor visit	791
hospital care	146
inpatient care	146
minimally invasive procedures	12
preventive care	230
pulmonary testing	580
vaccines	230

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	500
Female	496

**Ethnicity**
Non-Hispanic White	876
Black	0
Hispanic	0
Asian	0
Other	0
Native American	84

**Age**
From 65 to 74	424
From 75 to 84	326
85 and over	132
Less than 65	114

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2015

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2015 were hypertension, chronic obstructive pulmonary disease, high cholesterol and ischemic heart disease.

Hypertension	67
High Cholesterol	47
Stroke	8
Ischemic Heart Disease	47
Depression	27
Chronic Kidney Disease	39
Asthma	44
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	28
Chronic Obstructive Pulmonary Disease	59
Diabetes	34
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2016 were pulmonary testing, hospital care, inpatient care and preventive care.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

bronchoscopy	42
diagnostic procedures	18
doctor visit	737
hospital care	127
inpatient care	127
minimally invasive procedures	31
preventive care	57
pulmonary testing	483
vaccines	57

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	227
Female	246

**Ethnicity**
Non-Hispanic White	424
Black	0
Hispanic	0
Asian	0
Other	0
Native American	32

**Age**
From 65 to 74	201
From 75 to 84	176
85 and over	54
Less than 65	42

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2016

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2016 were hypertension, asthma, chronic obstructive pulmonary disease and high cholesterol.

Hypertension	69
High Cholesterol	50
Stroke	5
Ischemic Heart Disease	44
Depression	27
Chronic Kidney Disease	32
Asthma	64
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	24
Chronic Obstructive Pulmonary Disease	60
Diabetes	30
Dementia	11
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2017 were pulmonary testing, preventive care, vaccines and hospital care.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

aspiration	14
bronchoscopy	82
diagnostic procedures	33
doctor visit	876
hospital care	84
inpatient care	84
minimally invasive procedures	51
minor procedures	14
preventive care	97
pulmonary testing	695
vaccines	97

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	225
Female	254

**Ethnicity**
Non-Hispanic White	442
Black	0
Hispanic	0
Asian	0
Other	0
Native American	23

**Age**
From 65 to 74	206
From 75 to 84	165
85 and over	70
Less than 65	38

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2017

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2017 were hypertension, chronic obstructive pulmonary disease, high cholesterol and ischemic heart disease.

Hypertension	71
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	50
Depression	26
Chronic Kidney Disease	32
Asthma	29
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	26
Chronic Obstructive Pulmonary Disease	61
Diabetes	30
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2018 were pulmonary testing, bronchoscopy, preventive care and vaccines.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

aspiration	15
breathing treatment	15
bronchoscopy	81
diagnostic procedures	33
doctor visit	981
hospital care	53
inpatient care	53
minimally invasive procedures	51
minor procedures	15
preventive care	78
pulmonary testing	632
vaccines	78

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	244
Female	255

**Ethnicity**
Non-Hispanic White	463
Black	0
Hispanic	0
Asian	0
Other	0
Native American	22

**Age**
From 65 to 74	219
From 75 to 84	179
85 and over	58
Less than 65	43

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2018

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2018 were hypertension, ischemic heart disease, chronic obstructive pulmonary disease and high cholesterol.

Hypertension	68
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	57
Depression	28
Chronic Kidney Disease	31
Asthma	28
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	28
Chronic Obstructive Pulmonary Disease	56
Diabetes	29
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2019 were pulmonary testing, bronchoscopy, minimally invasive procedures and diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

aspiration	27
bronchoscopy	97
diagnostic procedures	67
doctor visit	948
hospital care	57
inpatient care	57
minimally invasive procedures	67
minor procedures	27
preventive care	13
pulmonary testing	499
vaccines	13

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	264
Female	281

**Ethnicity**
Non-Hispanic White	498
Black	0
Hispanic	0
Asian	0
Other	11
Native American	25

**Age**
From 65 to 74	215
From 75 to 84	207
85 and over	72
Less than 65	51

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2019

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2019 were hypertension, ischemic heart disease, chronic obstructive pulmonary disease and high cholesterol.

Hypertension	68
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	63
Depression	30
Chronic Kidney Disease	35
Asthma	30
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	31
Chronic Obstructive Pulmonary Disease	60
Diabetes	31
Dementia	9
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2020 were pulmonary testing and breathing treatment.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

breathing treatment	20
doctor visit	840
pulmonary testing	406

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	232
Female	229

**Ethnicity**
Non-Hispanic White	425
Black	0
Hispanic	0
Asian	0
Other	0
Native American	19

**Age**
From 65 to 74	195
From 75 to 84	178
85 and over	60
Less than 65	28

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2020

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2020 were hypertension, ischemic heart disease, high cholesterol and chronic obstructive pulmonary disease.

Hypertension	68
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	59
Depression	24
Chronic Kidney Disease	35
Asthma	34
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	55
Diabetes	29
Dementia	8
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2021 were pulmonary testing, bronchoscopy, minimally invasive procedures and diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

aspiration	11
bronchoscopy	37
diagnostic procedures	26
doctor visit	931
minimally invasive procedures	26
minor procedures	11
pulmonary testing	560

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	237
Female	276

**Ethnicity**
Non-Hispanic White	491
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	219
From 75 to 84	204
85 and over	65
Less than 65	25

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2021

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2021 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension	69
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	50
Depression	25
Chronic Kidney Disease	33
Asthma	33
Osteoperosis	15
Atrial Fibrilation	19
Heart Failure	24
Chronic Obstructive Pulmonary Disease	56
Diabetes	29
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2022 were pulmonary testing, bronchoscopy, minimally invasive procedures and diagnostic procedures.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

aspiration	14
bronchoscopy	64
diagnostic procedures	41
doctor visit	912
minimally invasive procedures	41
minor procedures	14
pulmonary testing	457

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	235
Female	278

**Ethnicity**
Non-Hispanic White	481
Black	0
Hispanic	0
Asian	0
Other	0
Native American	19

**Age**
From 65 to 74	212
From 75 to 84	207
85 and over	62
Less than 65	32

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2022

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2022 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension	75
High Cholesterol	74
Stroke	6
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	22
Asthma	37
Osteoperosis	16
Atrial Fibrilation	24
Heart Failure	19
Chronic Obstructive Pulmonary Disease	61
Diabetes	29
Dementia	4
Cancer	20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT during 2023 were pulmonary testing, bronchoscopy, preventive care and vaccines.

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

aspiration	13
bronchoscopy	48
diagnostic procedures	32
doctor visit	902
minimally invasive procedures	32
minor procedures	13
preventive care	35
pulmonary testing	538
vaccines	35

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	226
Female	294

**Ethnicity**
Non-Hispanic White	491
Black	0
Hispanic	0
Asian	0
Other	0
Native American	16

**Age**
From 65 to 74	213
From 75 to 84	217
85 and over	62
Less than 65	28

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2023

The most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated during 2023 were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension	75
High Cholesterol	71
Stroke	6
Ischemic Heart Disease	38
Depression	24
Chronic Kidney Disease	24
Asthma	37
Osteoperosis	18
Atrial Fibrilation	23
Heart Failure	20
Chronic Obstructive Pulmonary Disease	57
Diabetes	26
Dementia	4
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. John Joseph Mazur, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Joseph Mazur, MD treated as a pulmonologist in Great Falls, MT were pulmonary testing, lab tests, blood draw and inpatient care.

aspiration	15
blood draw	226
bronchoscopy	57
catheterization	13
diagnostic procedures	29
doctor visit	852
hospital care	107
inpatient care	107
lab tests	457
minimally invasive procedures	35
minor procedures	15
preventive care	72
pulmonary testing	536
vaccines	72

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. John Joseph Mazur, MD.

**Gender**
Male	255
Female	280

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	490
Native American / Alaskan Native	26
Hispanic	0
Other	1

**Age**
75 to 84	197
85 and over	67
Less than 65	44
65 to 74	225

Average of Total of Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. John Joseph Mazur, MD treated were hypertension, chronic obstructive pulmonary disease, high cholesterol and ischemic heart disease.

Hypertension	69
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	48
Depression	26
Chronic Kidney Disease	31
Asthma	34
Osteoporosis	11
Heart Failure	26
Chronic Obstructive Pulmonary Disease	58
Diabetes	30
Atrial Fibrillation	18
Dementia	8
Cancer	17

Education & Training

Dr. John Joseph Mazur, MD graduated from University of Michigan Medical School in 1986. He has a state license in Montana.

Medical School: University of Michigan Medical School (1986)

Licensed In: Montana

Affiliations & Hospitals

Dr. John Joseph Mazur, MD is associated with these hospitals and organizations:

GREAT FALLS CLINIC LLC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Pulmonx Corporation	$3,064 ZEPHYR DELIVERY CATHETER $2,763	PULMONX CHARTIS TABLET CONSOLE $160	Zephyr Endobronchial Valve $141
AstraZeneca Pharmaceuticals LP	$1,988 FASENRA $584	SYMBICORT $493	BRILINTA $300	BREZTRI $225	CRESTOR $214	Other $171
Olympus Corporation of the Americas	$1,192 Endoscopy Products $1,192
Actelion Pharmaceuticals US, Inc.	$1,186 OPSUMIT $389	UPTRAVI $312	OPSUMIT MACITENTAN $266	VENTAVIS ILOPROST $74	VELETRI EPOPROSTENOL $16	Other $128
GlaxoSmithKline, LLC.	$975 TRELEGY ELLIPTA $452	NUCALA $154	BREO $124	ANORO $114	ANORO ELLIPTA $86	Other $45
Other	$4,817 ACTHAR $505	XOLAIR $399	ORENITRAM $329	XARELTO $312	OFEV $302	Other $2,969

**Types of Payments**
Food and Beverage	$9,152
Travel and Lodging	$3,714
Education	$355

Research Payments

Dr. John Joseph Mazur, MD has received 2 research payments totaling $1,784.

Biography

Dr. John Mazur is an adult pulmonology specialist in Great Falls, MT. Dr. Mazur is a graduate of the University of Michigan Medical School.

Select Year:

Dr. John Joseph Mazur, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John Joseph Mazur, MD in 2023

By Volume:

By Affordability:

By Volume:

By Volume:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. John Joseph Mazur, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

Other Providers in Great Falls, MT