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Home > NH Providers > Interventional Pain Specialists

Dr. Jan Slezak, MD

(Dr. Jan Slezak, MD)

(3 Ratings)

Specializes in: Interventional Pain Medicine and Anesthesiology

944 Calef Highway
Barrington, NH 03825

(603) 664-0100

Dr. Jan Slezak, MD is an interventional pain specialist in Barrington, NH specializing in interventional pain medicine and anesthesiology. Dr. Jan Slezak, MD is affiliated with Portsmouth Regional Hospital and Frisbie Memorial Hospital Portsmouth Regional Hospital.

Office Locations

Frisbie Memorial Hospital Portsmouth Regional Hospital

944 Calef Highway
Barrington, NH 03825

(603) 664-0100

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Noteworthy Medicare Patient Procedures Performed by Dr. Jan Slezak, MD in 2023

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

Top 5%

By Volume:

facet rhizotomy injection

rhizotomy

In 2023, Dr. Jan Slezak, MD performed more facet rhizotomy injection, and rhizotomy (nerve ablation) procedures for Medicare patients than 95% of providers in related specialties within New Hampshire.

Top 10%

By Volume:

injections

In 2023, Dr. Jan Slezak, MD performed more injections procedures for Medicare patients than 90% of providers in related specialties within New Hampshire.

Top 25%

By Volume:

pain management

By Affordability:

nerve procedures

percutaneous rhizotomy

rhizotomy

In 2012, among providers in related specialties within New Hampshire, Dr. Jan Slezak, MD performed more pain management procedures for Medicare patients than 75% of them and he also had a list price for nerve procedures, percutaneous rhizotomy, and rhizotomy (nerve ablation) that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2012 were pain management, injections, nerve block and spinal procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

doctor visit	612
injections	482
minimally invasive procedures	86
nerve block	464
nerve procedures	86
pain management	568
spinal procedures	427

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2013 were pain management, injections, nerve block and spinal procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	25
doctor visit	490
injections	509
minimally invasive procedures	59
nerve block	439
nerve procedures	59
pain management	543
spinal procedures	399

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	203
Female	272

**Age**
From 65 to 74	171
From 75 to 84	115
85 and over	41
Less than 65	148

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2013

Hypertension	62
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	31
Depression	26
Chronic Kidney Disease	15
Asthma	8
Osteoperosis	7
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	4
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2014 were pain management, injections, spinal procedures and nerve block.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	16
doctor visit	325
injections	401
minimally invasive procedures	62
nerve block	326
nerve procedures	62
pain management	447
spinal procedures	366

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	136
Female	221

**Age**
From 65 to 74	140
From 75 to 84	85
85 and over	27
Less than 65	105

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2014

Hypertension	66
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	26
Depression	29
Chronic Kidney Disease	13
Asthma	7
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	8
Chronic Obstructive Pulmonary Disease	15
Diabetes	25
Dementia	3
Cancer	4

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2015 were pain management, injections, nerve block and spinal procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	27
doctor visit	414
injections	476
minimally invasive procedures	91
nerve block	345
nerve procedures	91
pain management	540
spinal procedures	345

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	272
Female	474

**Age**
From 65 to 74	292
From 75 to 84	204
85 and over	54
Less than 65	196

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2015

Hypertension	61
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	24
Depression	29
Chronic Kidney Disease	15
Asthma	13
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	15
Diabetes	23
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2016 were pain management, injections, nerve block and spinal procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	20
doctor visit	329
injections	437
minimally invasive procedures	114
nerve block	350
nerve procedures	114
pain management	519
spinal procedures	339

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	193
Female	290

**Ethnicity**
Non-Hispanic White	471
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	127
85 and over	42
Less than 65	109

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2016

Hypertension	63
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	29
Depression	33
Chronic Kidney Disease	18
Asthma	21
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	25
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2017 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	23
doctor visit	279
injections	133
minimally invasive procedures	85
nerve block	21
nerve procedures	85
pain management	195
spinal procedures	58

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	214
Female	317

**Ethnicity**
Non-Hispanic White	518
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	146
85 and over	50
Less than 65	135

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2017

Hypertension	65
High Cholesterol	46
Stroke	4
Ischemic Heart Disease	31
Depression	37
Chronic Kidney Disease	22
Asthma	10
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	12
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2018 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	28
doctor visit	449
injections	194
minimally invasive procedures	129
nerve block	80
nerve procedures	129
pain management	295
spinal procedures	71

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	235
Female	338

**Ethnicity**
Non-Hispanic White	558
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	240
From 75 to 84	160
85 and over	48
Less than 65	125

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2018

Hypertension	67
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	30
Depression	35
Chronic Kidney Disease	23
Asthma	10
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	12
Chronic Obstructive Pulmonary Disease	20
Diabetes	26
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2019 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	37
doctor visit	620
injections	214
minimally invasive procedures	133
nerve block	91
nerve procedures	133
pain management	310
spinal procedures	89

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	223
Female	309

**Ethnicity**
Non-Hispanic White	515
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	170
85 and over	46
Less than 65	94

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2019

Hypertension	70
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	32
Depression	39
Chronic Kidney Disease	23
Asthma	10
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2020 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	36
doctor visit	683
injections	207
minimally invasive procedures	140
nerve block	59
nerve procedures	140
pain management	311
spinal procedures	81

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	228
Female	314

**Ethnicity**
Non-Hispanic White	524
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	151
85 and over	39
Less than 65	109

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2020

Hypertension	67
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	29
Depression	36
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	8
Cancer	6

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2021 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	34
doctor visit	353
injections	256
minimally invasive procedures	142
nerve block	111
nerve procedures	142
pain management	340
spinal procedures	80

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	261
Female	338

**Ethnicity**
Non-Hispanic White	579
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	273
From 75 to 84	178
85 and over	35
Less than 65	113

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2021

Hypertension	69
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	30
Depression	34
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	26
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2022 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	44
doctor visit	273
injections	235
minimally invasive procedures	152
nerve block	72
nerve procedures	152
pain management	328
spinal procedures	85

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	213
Female	302

**Ethnicity**
Non-Hispanic White	492
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	160
85 and over	40
Less than 65	89

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2022

Hypertension	73
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	19
Depression	31
Chronic Kidney Disease	16
Asthma	15
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	20
Diabetes	25
Dementia	4
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH during 2023 were pain management, injections, nerve procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

aspiration	25
doctor visit	604
injections	126
minimally invasive procedures	114
nerve procedures	114
pain management	215
spinal procedures	29

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Male	184
Female	242

**Ethnicity**
Non-Hispanic White	406
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	156
85 and over	29
Less than 65	65

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2023

Hypertension	72
High Cholesterol	74
Stroke	9
Ischemic Heart Disease	23
Depression	23
Chronic Kidney Disease	16
Asthma	15
Osteoperosis	13
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	17
Diabetes	25
Dementia	3
Cancer	8

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Jan Slezak, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jan Slezak, MD treated as an interventional pain specialist in Barrington, NH were pain management, injections, nerve block and spinal procedures.

aspiration	28
doctor visit	452
injections	305
minimally invasive procedures	108
nerve block	214
nerve procedures	108
pain management	384
spinal procedures	197

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Jan Slezak, MD.

**Gender**
Female	284
Male	196

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	338
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	137
85 and over	37
Less than 65	107
65 to 74	199

Average of Total of Conditions of Medicare patients treated by Dr. Jan Slezak, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Jan Slezak, MD treated were hypertension, high cholesterol, depression and ischemic heart disease.

Hypertension	61
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	25
Depression	29
Chronic Kidney Disease	17
Asthma	10
Osteoporosis	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	15
Diabetes	23
Atrial Fibrillation	11
Dementia	4
Cancer	7

Education & Training

He completed residency at Henry Ford Hospital. He has a state license in New Hampshire.

Residency: Henry Ford Hospital

Licensed In: New Hampshire

Affiliations & Hospitals

Dr. Jan Slezak, MD is associated with these hospitals and organizations:

Portsmouth Regional Hospital

Frisbie Memorial Hospital Portsmouth Regional Hospital

Ratings & Reviews

Dr. Jan Slezak, MD has an exceptional overall rating with an average of 4.5 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Jan Slezak, MD from all over the web to help you find the right in Barrington, NH.

4.5

Overall Rating

(3 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
St. Jude Medical, Inc.	$713 Neuro-Chronic Pain $558	Prodigy and Prodigy MRI $155
BIOVENTUS LLC	$567 Durolane $274	Stimrouter Implantable Kit $178	GELSYN 3 $115
Stryker Corporation	$504 INSPACE $175	MOTIONSENSE DIGITAL GONIOMETER $135	TRAUMA & EXTREMITIES $101	SPINEJACK $70	ENTELLUS - XPRESS ENT DILATION SYSTEM $23
Abbott Laboratories	$479 PROCLAIM $324	DRG IPGs $143	Octrode SCS Leads $12
Medtronic, Inc.	$452 INTELLIS ADAPTIVESTIM $440	VenaSeal $13
Other	$4,128 Zilretta $477	Senza Spinal Cord Stimulation System $366	Iovera $220	BOTOX $210	Exparel $198	Other $2,656

**Types of Payments**
Food and Beverage	$6,843

Biography

Dr. Jan Slezak specializes in anesthesiology and interventional pain medicine and practices in Barrington, NH. Dr. Slezak has obtained a license to practice in New Hampshire.

Select Year:

Dr. Jan Slezak, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Jan Slezak, MD in 2023

By Volume:

By Volume:

By Volume:

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. Jan Slezak, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jan Slezak, 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. Jan Slezak, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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