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Dr. Brian D. Kossak, MD

(Dr. Brian David Kossak, M.D.)

(No ratings)

Specializes in: Neurodevelopmental Disabilities and Sleep Medicine

Northwestern University, Feinberg School of Medicine

87 Mcgregor Street
Manchester, NH 03102

(603) 695-2500

Dr. Brian D. Kossak, MD is a pediatric neurologist in Nashua, NH specializing in neurodevelopmental disabilities and sleep medicine. He graduated from Northwestern University, Feinberg School of Medicine. Dr. Brian D. Kossak, MD is affiliated with Southern New Hampshire Health and Southern NH Sleep Medicine.

Office Locations

Southern NH Sleep Medicine

280 Main Street Suite 441
Nashua, NH 03060

(603) 577-2062

open_in_new

87 Mcgregor Street
Manchester, NH 03102

(603) 695-2500

(603) 695-2960

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Noteworthy Medicare Patient Procedures Performed by Dr. Brian D. Kossak, MD in 2023

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

Top 5%

By Volume:

home cardiorespiratory sleep study

in-lab polysomnography

sleep study

sleep study with CPAP

In 2023, Dr. Brian D. Kossak, MD performed more home cardiorespiratory (type 3) sleep study, in-lab polysomnography (overnight sleep study), sleep study, and sleep study with CPAP procedures for Medicare patients than 95% of providers in related specialties within New Hampshire.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2012 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	95
sleep study	186

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2013 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	96
sleep study	169

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	61
Female	79

**Ethnicity**
Non-Hispanic White	129
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	12
85 and over	0
Less than 65	78

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2013

Hypertension	55
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	24
Depression	55
Chronic Kidney Disease	16
Asthma	14
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	38
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2014 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	78
doctor visit	71
sleep study	162

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	79
Female	77

**Ethnicity**
Non-Hispanic White	144
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	0
85 and over	0
Less than 65	79

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2014

Hypertension	54
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	19
Depression	46
Chronic Kidney Disease	21
Asthma	17
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2015 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	113
doctor visit	14
sleep study	258

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	204
Female	196

**Ethnicity**
Non-Hispanic White	364
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	0
85 and over	0
Less than 65	178

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2015

Hypertension	53
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	18
Depression	40
Chronic Kidney Disease	17
Asthma	13
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	34
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2016 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	89
sleep study	193

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	77
Female	70

**Ethnicity**
Non-Hispanic White	130
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	0
85 and over	0
Less than 65	61

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2016

Hypertension	59
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	24
Depression	39
Chronic Kidney Disease	30
Asthma	20
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	16
Diabetes	38
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2017 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	57
doctor visit	77
sleep study	147

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	80
Female	90

**Ethnicity**
Non-Hispanic White	150
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	0
85 and over	0
Less than 65	57

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2017

Hypertension	59
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	22
Depression	34
Chronic Kidney Disease	28
Asthma	13
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	39
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2018 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	73
doctor visit	106
sleep study	190

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	110
Female	118

**Ethnicity**
Non-Hispanic White	202
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	0
85 and over	0
Less than 65	77

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2018

Hypertension	62
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	29
Depression	38
Chronic Kidney Disease	25
Asthma	15
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	33
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2019 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	60
doctor visit	61
sleep study	187

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	109
Female	108

**Ethnicity**
Non-Hispanic White	195
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	0
85 and over	0
Less than 65	76

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2019

Hypertension	55
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	25
Depression	34
Chronic Kidney Disease	22
Asthma	11
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	32
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2020 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	45
doctor visit	51
sleep study	155

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	88
Female	111

**Ethnicity**
Non-Hispanic White	172
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	0
85 and over	0
Less than 65	64

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2020

Hypertension	53
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	23
Depression	31
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	44
doctor visit	133
sleep study	172

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	117
Female	120

**Ethnicity**
Non-Hispanic White	211
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	119
From 75 to 84	55
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2021

Hypertension	59
High Cholesterol	62
Stroke	5
Ischemic Heart Disease	26
Depression	34
Chronic Kidney Disease	24
Asthma	12
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2022 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	37
doctor visit	227
sleep study	175

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	122
Female	148

**Ethnicity**
Non-Hispanic White	245
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	120
From 75 to 84	93
85 and over	14
Less than 65	43

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2022

Hypertension	74
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	25
Depression	35
Chronic Kidney Disease	24
Asthma	19
Osteoperosis	11
Atrial Fibrilation	24
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH during 2023 were sleep study and airway management.

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

airway management	22
doctor visit	231
sleep study	99

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	114
Female	117

**Ethnicity**
Non-Hispanic White	209
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	86
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2023

Hypertension	74
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	29
Depression	30
Chronic Kidney Disease	21
Asthma	17
Osteoperosis	13
Atrial Fibrilation	26
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Brian D. Kossak, MD for Medicare patients.

The highest averages for the top procedures that Dr. Brian D. Kossak, MD treated as a pediatric neurologist in Nashua, NH were sleep study and airway management.

airway management	67
doctor visit	107
sleep study	174

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Brian D. Kossak, MD.

**Gender**
Male	96
Female	102

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	179
Hispanic	3
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	20
85 and over	1
Less than 65	59
65 to 74	92

Average of Total of Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Brian D. Kossak, MD treated were high cholesterol, hypertension, depression and diabetes.

Hypertension	54
High Cholesterol	56
Stroke	2
Ischemic Heart Disease	22
Depression	34
Chronic Kidney Disease	20
Asthma	13
Osteoporosis	3
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Atrial Fibrillation	10
Cancer	7
Dementia	3

Education & Training

Dr. Brian D. Kossak, MD graduated from Northwestern University, Feinberg School of Medicine. He is certified by the Sleep Medicine: American Board of Psychiatry & Neurology (Child Neurology) Pediatric Neurology: American Board of Sleep Medicine and has a state license in Massachusetts.

Medical School: Northwestern University, Feinberg School of Medicine

Board Certification: Sleep Medicine: American Board of Psychiatry & Neurology (Child Neurology) Pediatric Neurology: American Board of Sleep Medicine

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Brian D. Kossak, MD is associated with these hospitals and organizations:

Southern New Hampshire Health

Southern NH Sleep Medicine

Ratings & Reviews

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General Payments

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

**Payments by Company**
Retrophin, Inc.	$37 (820) Cholbam $37

**Types of Payments**
Education	$37

Biography

Dr. Brian Kossak's specialties are neurodevelopmental disabilities and sleep medicine. He attended medical school at Northwestern University, Feinberg School of Medicine. He is affiliated with Southern New Hampshire Health.

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Dr. Brian D. Kossak, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Brian D. Kossak, MD in 2023

By Volume:

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. Brian D. Kossak, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Brian D. Kossak, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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