In 2023, among providers in related specialties within Oregon, Dr. Michael John Krnacik, MD, PHD performed more knee X-ray procedures for Medicare patients than 90% of them and he also had a list price for carpal tunnel surgery, peripheral nerve decompression surgery, and peripheral nerve surgery that was lower than the list prices billed to Medicare by 90% 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:

decompression surgery

knee replacement

nerve decompression surgery

nerve procedures

nerve surgery

open carpal tunnel surgery

total hip replacement

total knee replacement

In 2012, Dr. Michael John Krnacik, MD, PHD had a list price for decompression surgery, knee replacement, nerve decompression surgery, nerve procedures, nerve surgery, open carpal tunnel surgery, total hip replacement, and total knee replacement that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Oregon. 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. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2012 were X-rays, musculoskeletal imaging, aspiration and injections.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	122
computer assisted surgery (CAS)	26
doctor visit	389
hip imaging	57
hospital care	27
injections	122
inpatient care	27
joint surgery	20
lower extremity surgery	20
musculoskeletal imaging	362
pelvic imaging	53
reconstructive surgery	20
X-rays	415

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2013 were X-rays, musculoskeletal imaging, aspiration and injections.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	153
computer assisted surgery (CAS)	44
doctor visit	507
hip imaging	43
hospital care	32
injections	153
inpatient care	32
joint surgery	44
lower extremity surgery	44
musculoskeletal imaging	280
pelvic imaging	63
reconstructive surgery	44
X-rays	343

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	127
Female	219

**Ethnicity**
Non-Hispanic White	334
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	90
85 and over	55
Less than 65	25

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2013

Hypertension	73
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	22
Depression	23
Chronic Kidney Disease	20
Asthma	7
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2014 were X-rays, musculoskeletal imaging, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	111
computer assisted surgery (CAS)	38
doctor visit	556
hip imaging	77
hospital care	31
immobilization	12
injections	124
inpatient care	31
joint surgery	38
lower extremity surgery	38
musculoskeletal imaging	397
pelvic imaging	96
reconstructive surgery	38
X-rays	520

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	124
Female	230

**Ethnicity**
Non-Hispanic White	343
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	151
From 75 to 84	112
85 and over	60
Less than 65	31

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2014

Hypertension	71
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2015 were X-rays, musculoskeletal imaging, aspiration and injections.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	91
computer assisted surgery (CAS)	36
decompression surgery	11
doctor visit	514
hip imaging	70
hospital care	27
injections	91
inpatient care	27
joint surgery	58
lower extremity surgery	35
minimally invasive procedures	23
musculoskeletal imaging	306
pelvic imaging	81
reconstructive surgery	35
upper extremity surgery	23
X-rays	387

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	262
Female	430

**Ethnicity**
Non-Hispanic White	668
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	276
From 75 to 84	270
85 and over	92
Less than 65	54

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2015

Hypertension	72
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	24
Depression	21
Chronic Kidney Disease	24
Asthma	12
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	31
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2016 were X-rays, musculoskeletal imaging, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	114
computer assisted surgery (CAS)	51
doctor visit	503
hospital care	23
injections	142
inpatient care	23
joint surgery	51
lower extremity surgery	51
musculoskeletal imaging	303
reconstructive surgery	51
X-rays	303

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	132
Female	227

**Ethnicity**
Non-Hispanic White	347
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	117
85 and over	43
Less than 65	30

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2016

Hypertension	70
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	26
Asthma	18
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2017 were musculoskeletal imaging, X-rays, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	94
computer assisted surgery (CAS)	50
decompression surgery	17
doctor visit	636
hospital care	32
immobilization	11
injections	106
inpatient care	32
joint surgery	50
lower extremity surgery	50
musculoskeletal imaging	364
nerve procedures	17
open surgery	17
reconstructive surgery	50
upper extremity surgery	17
X-rays	364

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	162
Female	276

**Ethnicity**
Non-Hispanic White	421
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	207
From 75 to 84	147
85 and over	50
Less than 65	34

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2017

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	28
Asthma	8
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2018 were X-rays, musculoskeletal imaging, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	115
computer assisted surgery (CAS)	55
doctor visit	627
hospital care	25
injections	146
inpatient care	25
joint surgery	47
lower extremity surgery	47
musculoskeletal imaging	485
reconstructive surgery	47
X-rays	485

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	158
Female	253

**Ethnicity**
Non-Hispanic White	390
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	154
85 and over	41
Less than 65	40

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2018

Hypertension	71
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	26
Depression	20
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2019 were X-rays, musculoskeletal imaging, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	118
computer assisted surgery (CAS)	52
decompression surgery	18
doctor visit	643
hospital care	31
injections	132
inpatient care	31
joint surgery	53
lower extremity surgery	53
musculoskeletal imaging	335
nerve procedures	18
open surgery	18
reconstructive surgery	53
upper extremity surgery	18
X-rays	363

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	156
Female	296

**Ethnicity**
Non-Hispanic White	434
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	162
85 and over	43
Less than 65	33

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2019

Hypertension	74
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	27
Depression	24
Chronic Kidney Disease	27
Asthma	8
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2020 were X-rays, musculoskeletal imaging, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	72
computer assisted surgery (CAS)	39
decompression surgery	12
doctor visit	547
fracture surgery	11
hospital care	30
injections	92
inpatient care	30
joint surgery	39
lower extremity surgery	50
musculoskeletal imaging	318
nerve procedures	12
open surgery	12
reconstructive surgery	39
upper extremity surgery	12
X-rays	341

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	148
Female	251

**Ethnicity**
Non-Hispanic White	384
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	163
85 and over	45
Less than 65	33

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2020

Hypertension	74
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	32
Asthma	8
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2021 were X-rays, musculoskeletal imaging, injections and aspiration.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	68
computer assisted surgery (CAS)	48
doctor visit	573
hospital care	27
injections	83
inpatient care	27
joint surgery	48
lower extremity surgery	48
musculoskeletal imaging	333
reconstructive surgery	48
X-rays	333

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	137
Female	277

**Ethnicity**
Non-Hispanic White	392
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	144
85 and over	51
Less than 65	30

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2021

Hypertension	74
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	31
Depression	18
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	26
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR during 2022 were X-rays, musculoskeletal imaging, aspiration and injections.

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

aspiration	71
computer assisted surgery (CAS)	42
doctor visit	493
hospital care	27
injections	71
inpatient care	27
joint surgery	43
lower extremity surgery	43
musculoskeletal imaging	276
reconstructive surgery	43
X-rays	276

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	142
Female	248

**Ethnicity**
Non-Hispanic White	361
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	138
85 and over	42
Less than 65	34

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2022

Hypertension	75
High Cholesterol	74
Stroke	5
Ischemic Heart Disease	20
Depression	20
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	18
Atrial Fibrilation	16
Heart Failure	12
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Michael John Krnacik, MD, PHD for Medicare patients.

The highest averages for the top procedures that Dr. Michael John Krnacik, MD, PHD treated as an orthopedist in Roseburg, OR were X-rays, musculoskeletal imaging, injections and aspiration.

aspiration	102
computer assisted surgery (CAS)	43
decompression surgery	14
doctor visit	544
fracture surgery	11
hip imaging	61
hospital care	28
immobilization	11
injections	114
inpatient care	28
joint surgery	44
lower extremity surgery	43
minimally invasive procedures	23
musculoskeletal imaging	341
nerve procedures	15
open surgery	15
pelvic imaging	73
reconstructive surgery	42
upper extremity surgery	17
X-rays	375

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Michael John Krnacik, MD, PHD.

**Gender**
Male	140
Female	246

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	370
Native American / Alaskan Native	0
Hispanic	1
Other	0

**Age**
75 to 84	136
85 and over	47
Less than 65	31
65 to 74	172

Average of Total of Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Michael John Krnacik, MD, PHD treated were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	66
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	24
Asthma	8
Osteoporosis	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	24
Atrial Fibrillation	10
Dementia	6
Cancer	9

Education & Training

He has a state license in Oregon.

Licensed In: Oregon

Ratings & Reviews

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General Payments

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

**Payments by Company**
Steelhead Surgical Inc	$924 $924
DePuy Synthes Sales Inc.	$211 Knee $120	GLOBAL $91
Varian Medical Systems, Inc.	$42 TrueBeam $42

**Types of Payments**
Travel and Lodging	$924
Food and Beverage	$253

Biography

Dr. Michael Krnacik's medical specialty is orthopedics/orthopedic surgery. He attended medical school at Baylor College of Medicine.

Select Year:

Dr. Michael John Krnacik, MD, PHD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Michael John Krnacik, MD, PHD 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. Michael John Krnacik, MD, PHD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael John Krnacik, MD, PHD 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. Michael John Krnacik, MD, PHD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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