In 2023, among providers in related specialties within Montana, Dr. Roy N. Kohler, MD performed more in-lab polysomnography (overnight sleep study), sleep study, and sleep study with CPAP procedures for Medicare patients than 95% of them and he also had a list price for airway management, CPAP treatment, and sleep study with CPAP 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 25%

By Affordability:

diagnostic sleep study

in-lab polysomnography

in-lab sleep study

polysomnography

In 2012, Dr. Roy N. Kohler, MD had a list price for diagnostic (regular) sleep study, in-lab polysomnography (overnight sleep study), in-lab sleep study, and polysomnography (PSG) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Montana. 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2012 were inpatient care, hospital care, nursing home care and lab tests.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	53
aspiration	14
breast exam	17
cardiac procedures	33
cytology	17
doctor visit	1440
ear procedures	11
gynecologic pathology	17
gynecologic procedures	17
hospital care	273
injections	14
inpatient care	273
lab tests	181
nursing home care	237
preventive care	17
removal of lesion (e.g. growth)	12
skin procedures	12
sleep study	111
stress testing	33

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2013 were inpatient care, hospital care, lab tests and nursing home care.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	110
aspiration	11
cardiac procedures	35
doctor visit	1264
hospital care	271
injections	11
inpatient care	271
lab tests	239
nursing home care	216
preventive care	14
removal of lesion (e.g. growth)	15
skin procedures	15
sleep study	187
stress testing	35

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	323
Female	315

**Ethnicity**
Non-Hispanic White	616
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	211
85 and over	124
Less than 65	62

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2013

Hypertension	58
High Cholesterol	40
Stroke	4
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	13
Asthma	7
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	19
Chronic Obstructive Pulmonary Disease	21
Diabetes	26
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2014 were sleep study, airway management, hospital care and lab tests.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	215
breast exam	13
cardiac procedures	25
cytology	12
doctor visit	1174
gynecologic pathology	12
gynecologic procedures	13
hospital care	201
inpatient care	172
lab tests	196
nursing home care	157
outpatient care	29
preventive care	24
removal of lesion (e.g. growth)	15
skin procedures	15
sleep study	356
stress testing	25

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	362
Female	408

**Ethnicity**
Non-Hispanic White	714
Black	0
Hispanic	0
Asian	0
Other	18
Native American	25

**Age**
From 65 to 74	319
From 75 to 84	218
85 and over	135
Less than 65	98

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2014

Hypertension	58
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	13
Asthma	8
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2015 were sleep study, airway management, lab tests and hospital care.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	155
cardiac procedures	12
doctor visit	8840
hospital care	120
inpatient care	120
lab tests	154
nursing home care	49
sleep study	253
stress testing	12

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	626
Female	658

**Ethnicity**
Non-Hispanic White	1202
Black	0
Hispanic	0
Asian	0
Other	0
Native American	58

**Age**
From 65 to 74	570
From 75 to 84	370
85 and over	206
Less than 65	138

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2015

Hypertension	56
High Cholesterol	40
Stroke	4
Ischemic Heart Disease	27
Depression	25
Chronic Kidney Disease	16
Asthma	12
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2016 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	203
doctor visit	531
sleep study	325

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	232
Female	230

**Ethnicity**
Non-Hispanic White	419
Black	0
Hispanic	0
Asian	0
Other	0
Native American	29

**Age**
From 65 to 74	236
From 75 to 84	129
85 and over	17
Less than 65	80

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2016

Hypertension	63
High Cholesterol	39
Stroke	3
Ischemic Heart Disease	26
Depression	30
Chronic Kidney Disease	22
Asthma	23
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2017 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	235
doctor visit	704
sleep study	407

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	305
Female	295

**Ethnicity**
Non-Hispanic White	554
Black	0
Hispanic	0
Asian	0
Other	0
Native American	29

**Age**
From 65 to 74	323
From 75 to 84	156
85 and over	22
Less than 65	99

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2017

Hypertension	62
High Cholesterol	34
Stroke	3
Ischemic Heart Disease	31
Depression	34
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	5
Atrial Fibrilation	18
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	5
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2018 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	301
doctor visit	767
sleep study	516

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	362
Female	367

**Ethnicity**
Non-Hispanic White	674
Black	0
Hispanic	0
Asian	0
Other	11
Native American	32

**Age**
From 65 to 74	411
From 75 to 84	189
85 and over	29
Less than 65	100

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2018

Hypertension	63
High Cholesterol	38
Stroke	3
Ischemic Heart Disease	30
Depression	34
Chronic Kidney Disease	28
Asthma	8
Osteoperosis	6
Atrial Fibrilation	16
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	33
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2019 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	345
doctor visit	625
sleep study	653

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	403
Female	398

**Ethnicity**
Non-Hispanic White	747
Black	0
Hispanic	13
Asian	0
Other	0
Native American	27

**Age**
From 65 to 74	464
From 75 to 84	200
85 and over	28
Less than 65	109

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2019

Hypertension	62
High Cholesterol	39
Stroke	3
Ischemic Heart Disease	29
Depression	38
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	7
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2020 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	254
doctor visit	559
sleep study	466

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	337
Female	328

**Ethnicity**
Non-Hispanic White	605
Black	0
Hispanic	0
Asian	0
Other	25
Native American	24

**Age**
From 65 to 74	411
From 75 to 84	156
85 and over	27
Less than 65	71

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2020

Hypertension	61
High Cholesterol	39
Stroke	3
Ischemic Heart Disease	28
Depression	34
Chronic Kidney Disease	29
Asthma	5
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	34
Dementia	4
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	257
doctor visit	576
sleep study	509

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	346
Female	355

**Ethnicity**
Non-Hispanic White	634
Black	0
Hispanic	0
Asian	0
Other	24
Native American	32

**Age**
From 65 to 74	408
From 75 to 84	172
85 and over	38
Less than 65	83

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2021

Hypertension	61
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	29
Depression	33
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	8
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	17
Diabetes	31
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT during 2022 were sleep study and airway management.

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

airway management	248
doctor visit	520
sleep study	486

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	374
Female	375

**Ethnicity**
Non-Hispanic White	692
Black	0
Hispanic	0
Asian	0
Other	20
Native American	26

**Age**
From 65 to 74	437
From 75 to 84	195
85 and over	35
Less than 65	82

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2022

Hypertension	73
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	25
Depression	31
Chronic Kidney Disease	18
Asthma	13
Osteoperosis	12
Atrial Fibrilation	21
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	30
Dementia	4
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Roy N. Kohler, MD for Medicare patients.

The highest averages for the top procedures that Dr. Roy N. Kohler, MD treated as a sleep medicine doctor in Billings, MT were sleep study, airway management, hospital care and inpatient care.

airway management	216
aspiration	12
breast exam	15
cardiac procedures	26
cytology	14
doctor visit	1545
ear procedures	11
gynecologic pathology	14
gynecologic procedures	15
hospital care	216
injections	12
inpatient care	209
lab tests	192
nursing home care	164
outpatient care	29
preventive care	18
removal of lesion (e.g. growth)	14
skin procedures	14
sleep study	388
stress testing	26

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Roy N. Kohler, MD.

**Gender**
Male	333
Female	339

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	623
Native American / Alaskan Native	25
Hispanic	1
Other	8

**Age**
75 to 84	181
85 and over	60
Less than 65	83
65 to 74	347

Average of Total of Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Roy N. Kohler, MD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	56
High Cholesterol	37
Stroke	3
Ischemic Heart Disease	25
Depression	27
Chronic Kidney Disease	20
Asthma	9
Osteoporosis	6
Heart Failure	16
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Atrial Fibrillation	14
Dementia	5
Cancer	9

Education & Training

He has a state license in Montana.

Licensed In: Montana

Ratings & Reviews

Dr. Roy N. Kohler, MD does not have any reviews yet, be the first to leave a review of Dr. Roy N. Kohler, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Inspire Medical Systems, Inc.	$1,574 Inspire Upper Airway Stimulation System $1,411	Inspire $163
Philips Electronics North America Corporation	$233 DreamStat Cpap Auto $68	Trilogy 100 $41	Sleep Other $27	(1944) PRI Cpap $25	PRI Cpap Auto $24	Other $48
Jazz Pharmaceuticals Inc.	$198 XYWAV $156	Xyrem $41
Harmony Biosciences LLC	$121 Wakix $121
Actelion Pharmaceuticals US, Inc.	$88 OPSUMIT $54	UPTRAVI $21	VENTAVIS ILOPROST $12
Other	$339 OFEV $55	BELSOMRA $49	AirSense $39	AREXVY $33	Adempas $31	Other $132

**Types of Payments**
Food and Beverage	$1,712
Travel and Lodging	$841

Biography

Dr. Roy Kohler sees patients in Missoula, MT and Billings, MT. His medical specialty is sleep medicine. Dr. Kohler obtained a license to practice in Montana.

Select Year:

Dr. Roy N. Kohler, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Roy N. Kohler, MD in 2023

By Volume:

By Affordability:

By Affordability:

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. Roy N. Kohler, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Roy N. Kohler, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Billings, MT