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Dr. James Lee Knepler, MD

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Specializes in: Adult Pulmonology, Allergy, Sleep Medicine and Adult Critical Care

1501 N Campbell Avenue
Tucson, AZ 85724

(520) 626-6114

Dr. James Lee Knepler, MD is a pulmonologist in Tucson, AZ specializing in adult pulmonology, allergy, sleep medicine and adult critical care. Dr. James Lee Knepler, MD is affiliated with The University of Arizona Cancer Center.

Office Locations

1501 N Campbell Avenue
Tucson, AZ 85724

(520) 626-6114

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2012 were hospital care, inpatient care, pulmonary testing and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

aspiration	22
bronchoscopy	46
diagnostic procedures	22
doctor visit	83
hospital care	157
inpatient care	157
minimally invasive procedures	22
minor procedures	22
pulmonary testing	50

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2013 were hospital care, inpatient care, bronchoscopy and minor procedures.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

aspiration	22
bronchoscopy	58
diagnostic procedures	22
doctor visit	132
hospital care	85
inpatient care	85
minimally invasive procedures	22
minor procedures	22

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	99
Female	74

**Ethnicity**
Non-Hispanic White	139
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	45
85 and over	16
Less than 65	34

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2013

Hypertension	75
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	45
Depression	28
Chronic Kidney Disease	45
Asthma	15
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	32
Chronic Obstructive Pulmonary Disease	43
Diabetes	28
Dementia	8
Cancer	32

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2014 were hospital care, inpatient care, bronchoscopy and minor procedures.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

aspiration	23
bronchoscopy	63
diagnostic procedures	23
doctor visit	176
hospital care	150
inpatient care	150
minimally invasive procedures	23
minor procedures	23

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	99
Female	91

**Ethnicity**
Non-Hispanic White	158
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	59
85 and over	12
Less than 65	29

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2014

Hypertension	72
High Cholesterol	50
Stroke	11
Ischemic Heart Disease	43
Depression	34
Chronic Kidney Disease	39
Asthma	16
Osteoperosis	12
Atrial Fibrilation	21
Heart Failure	31
Chronic Obstructive Pulmonary Disease	38
Diabetes	24
Dementia	8
Cancer	38

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2015 were hospital care, inpatient care, bronchoscopy and minor procedures.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

aspiration	30
bronchoscopy	59
diagnostic procedures	30
doctor visit	245
hospital care	124
inpatient care	124
minimally invasive procedures	30
minor procedures	30

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	222
Female	254

**Ethnicity**
Non-Hispanic White	398
Black	0
Hispanic	44
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	146
85 and over	38
Less than 65	64

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2015

Hypertension	72
High Cholesterol	48
Stroke	12
Ischemic Heart Disease	52
Depression	29
Chronic Kidney Disease	42
Asthma	27
Osteoperosis	14
Atrial Fibrilation	18
Heart Failure	26
Chronic Obstructive Pulmonary Disease	47
Diabetes	29
Dementia	9
Cancer	42

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2016 were hospital care, inpatient care, bronchoscopy and minimally invasive procedures.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	47
diagnostic procedures	13
doctor visit	249
hospital care	117
inpatient care	117
minimally invasive procedures	13

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	143
Female	134

**Ethnicity**
Non-Hispanic White	223
Black	15
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	79
85 and over	22
Less than 65	46

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2016

Hypertension	73
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	56
Depression	28
Chronic Kidney Disease	49
Asthma	45
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	37
Chronic Obstructive Pulmonary Disease	48
Diabetes	28
Dementia	13
Cancer	32

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2017 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	30
doctor visit	119
hospital care	128
inpatient care	128

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	121
Female	123

**Ethnicity**
Non-Hispanic White	194
Black	0
Hispanic	16
Asian	0
Other	0
Native American	16

**Age**
From 65 to 74	114
From 75 to 84	71
85 and over	17
Less than 65	42

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	9
Ischemic Heart Disease	60
Depression	35
Chronic Kidney Disease	57
Asthma	22
Osteoperosis	18
Atrial Fibrilation	23
Heart Failure	39
Chronic Obstructive Pulmonary Disease	46
Diabetes	36
Dementia	20
Cancer	28

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2018 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	32
doctor visit	22
hospital care	80
inpatient care	80

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	89
Female	95

**Ethnicity**
Non-Hispanic White	142
Black	0
Hispanic	18
Asian	0
Other	0
Native American	11

**Age**
From 65 to 74	92
From 75 to 84	51
85 and over	11
Less than 65	30

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2018

Hypertension	75
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	53
Depression	35
Chronic Kidney Disease	57
Asthma	18
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	38
Chronic Obstructive Pulmonary Disease	53
Diabetes	36
Dementia	14
Cancer	33

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2019 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	36
doctor visit	102
hospital care	57
inpatient care	57

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	103
Female	94

**Ethnicity**
Non-Hispanic White	157
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	97
From 75 to 84	61
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2019

Hypertension	74
High Cholesterol	55
Stroke	10
Ischemic Heart Disease	56
Depression	36
Chronic Kidney Disease	52
Asthma	13
Osteoperosis	15
Atrial Fibrilation	19
Heart Failure	32
Chronic Obstructive Pulmonary Disease	47
Diabetes	35
Dementia	17
Cancer	35

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2020 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	15
doctor visit	28
hospital care	57
inpatient care	57

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	95
Female	93

**Ethnicity**
Non-Hispanic White	136
Black	0
Hispanic	21
Asian	0
Other	0
Native American	12

**Age**
From 65 to 74	87
From 75 to 84	52
85 and over	14
Less than 65	35

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2020

Hypertension	75
High Cholesterol	55
Stroke	10
Ischemic Heart Disease	55
Depression	44
Chronic Kidney Disease	59
Asthma	13
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	34
Chronic Obstructive Pulmonary Disease	44
Diabetes	37
Dementia	19
Cancer	31

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2021 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	14
doctor visit	66
hospital care	41
inpatient care	41

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	77
Female	90

**Ethnicity**
Non-Hispanic White	125
Black	0
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	58
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2021

Hypertension	74
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	48
Depression	31
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	18
Atrial Fibrilation	15
Heart Failure	35
Chronic Obstructive Pulmonary Disease	36
Diabetes	35
Dementia	17
Cancer	34

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2022 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	20
doctor visit	110
hospital care	52
inpatient care	52

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	101
Female	94

**Ethnicity**
Non-Hispanic White	155
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	57
85 and over	18
Less than 65	21

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	17
Ischemic Heart Disease	47
Depression	33
Chronic Kidney Disease	38
Asthma	15
Osteoperosis	25
Atrial Fibrilation	28
Heart Failure	29
Chronic Obstructive Pulmonary Disease	50
Diabetes	27
Dementia	9
Cancer	41

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2023 were hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

bronchoscopy	14
doctor visit	122
hospital care	40
inpatient care	40

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	80
Female	92

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	60
85 and over	14
Less than 65	18

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2023

Hypertension	72
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	46
Depression	34
Chronic Kidney Disease	38
Asthma	17
Osteoperosis	20
Atrial Fibrilation	27
Heart Failure	33
Chronic Obstructive Pulmonary Disease	51
Diabetes	28
Dementia	13
Cancer	33

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ during 2024 were hospital care and inpatient care.

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

doctor visit	124
hospital care	20
inpatient care	20

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	75
Female	86

**Ethnicity**
Non-Hispanic White	135
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	58
85 and over	18
Less than 65	11

Conditions of Medicare patients treated by Dr. James Lee Knepler, MD in 2024

Hypertension	71
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	49
Depression	31
Chronic Kidney Disease	33
Asthma	22
Osteoperosis	19
Atrial Fibrilation	20
Heart Failure	25
Chronic Obstructive Pulmonary Disease	50
Diabetes	24
Dementia	0
Cancer	37

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. James Lee Knepler, MD for Medicare patients.

The highest averages for the top procedures that Dr. James Lee Knepler, MD treated as a pulmonologist in Tucson, AZ were hospital care, inpatient care, pulmonary testing and bronchoscopy.

aspiration	24
bronchoscopy	36
diagnostic procedures	22
doctor visit	121
hospital care	85
inpatient care	85
minimally invasive procedures	22
minor procedures	24
pulmonary testing	50

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. James Lee Knepler, MD.

**Gender**
Male	100
Female	101

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	0
Non-Hispanic White	161
Native American / Alaskan Native	3
Hispanic	18
Other	0

**Age**
75 to 84	61
85 and over	13
Less than 65	25
65 to 74	95

Average of Total of Conditions of Medicare patients treated by Dr. James Lee Knepler, MD From 2012 - 2024

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

Hypertension	67
High Cholesterol	53
Stroke	8
Ischemic Heart Disease	46
Depression	30
Chronic Kidney Disease	43
Asthma	18
Osteoporosis	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	42
Diabetes	28
Atrial Fibrillation	19
Dementia	11
Cancer	32

Education & Training

He has a state license in Arizona.

Licensed In: Arizona

Ratings & Reviews

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$9,106 Da Vinci Surgical System $6,106	ION $3,000
Veran Medical Technologies, Inc.	$1,531 Spin $1,531
Ethicon Inc.	$670 Monarch $439	Monarch Platform $231
Pulmonx Corporation	$370 PULMONX CHARTIS TABLET CONSOLE $370
GENZYME CORPORATION	$203 DUPIXENT $203
Other	$988 BRONCHIAL THERMOPLASTY $158	TruFreeze $158	SYNERGY ABLATION SYSTEM $141	ZIPFIX $125	SPiN Vision Scope, 4.0mm OD, 2.0mm WC $72	Other $334