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Home > WA Providers > Anesthesiologists

Dr. Ichiro Otsu, MD

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Specializes in: Anesthesiology

400 S 43rd Street
Renton, WA 98055

(425) 353-3788

Dr. Ichiro Otsu, MD is an anesthesiologist in Renton, WA specializing in anesthesiology. Dr. Ichiro Otsu, MD is affiliated with VALLEY ANESTHESIA ASSOCIATES PLLC.

Office Locations

400 S 43rd Street
Renton, WA 98055

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In The News

“Ichiro Otsu, MD, Anesthesiology.”—"Supporting Valley Medical Center, our public hospital | Letters", Renton Reporter, October 2025

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA during 2012 were nerve block, pain management, spinal procedures and injections.

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	33
injections	12
nerve block	12
pain management	12
spinal procedures	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA during 2013 were nerve block, injections, pain management and spinal procedures.

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	40
injections	46
nerve block	46
pain management	34
spinal procedures	34

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	87
Female	139

**Ethnicity**
Non-Hispanic White	178
Black	23
Hispanic	0
Asian	13
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	75
85 and over	19
Less than 65	36

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2013

Hypertension	75
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	28
Depression	20
Chronic Kidney Disease	29
Asthma	8
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	41
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA during 2014 were nerve block, pain management, spinal procedures and injections.

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	105
injections	42
nerve block	42
pain management	42
spinal procedures	42

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	117
Female	159

**Ethnicity**
Non-Hispanic White	217
Black	24
Hispanic	0
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	94
85 and over	28
Less than 65	55

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2014

Hypertension	68
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	27
Depression	31
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	36
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA during 2015 were nerve block, pain management, spinal procedures and injections.

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	73
injections	20
nerve block	20
pain management	20
spinal procedures	20

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	208
Female	278

**Ethnicity**
Non-Hispanic White	378
Black	50
Hispanic	0
Asian	32
Other	0
Native American	0

**Age**
From 65 to 74	194
From 75 to 84	150
85 and over	56
Less than 65	86

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2015

Hypertension	73
High Cholesterol	60
Stroke	6
Ischemic Heart Disease	33
Depression	34
Chronic Kidney Disease	41
Asthma	14
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	36
Dementia	9
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA during 2016 were nerve block, pain management, spinal procedures and injections.

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	87
injections	13
nerve block	13
pain management	13
spinal procedures	13

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	105
Female	168

**Ethnicity**
Non-Hispanic White	218
Black	15
Hispanic	0
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	101
85 and over	25
Less than 65	47

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2016

Hypertension	75
High Cholesterol	61
Stroke	7
Ischemic Heart Disease	36
Depression	35
Chronic Kidney Disease	45
Asthma	26
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	18
Diabetes	36
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	55

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	89
Female	161

**Ethnicity**
Non-Hispanic White	198
Black	15
Hispanic	0
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	79
85 and over	29
Less than 65	42

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2017

Hypertension	72
High Cholesterol	50
Stroke	6
Ischemic Heart Disease	27
Depression	35
Chronic Kidney Disease	47
Asthma	10
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	48

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	107
Female	156

**Ethnicity**
Non-Hispanic White	211
Black	20
Hispanic	0
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	89
85 and over	20
Less than 65	38

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2018

Hypertension	73
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	24
Depression	30
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

doctor visit	20

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	90
Female	138

**Ethnicity**
Non-Hispanic White	195
Black	0
Hispanic	0
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	78
85 and over	23
Less than 65	26

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2019

Hypertension	66
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	24
Depression	32
Chronic Kidney Disease	37
Asthma	10
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	9
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	78
Female	108

**Ethnicity**
Non-Hispanic White	147
Black	0
Hispanic	0
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	56
85 and over	21
Less than 65	27

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2020

Hypertension	73
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	27
Depression	27
Chronic Kidney Disease	44
Asthma	8
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	32
Dementia	12
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	91
Female	72

**Ethnicity**
Non-Hispanic White	125
Black	0
Hispanic	0
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	55
85 and over	11
Less than 65	18

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2021

Hypertension	74
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	36
Depression	22
Chronic Kidney Disease	46
Asthma	7
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	24
Chronic Obstructive Pulmonary Disease	13
Diabetes	35
Dementia	9
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA during 2022 were nerve block and injections.

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

injections	11
nerve block	11

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	81
Female	100

**Ethnicity**
Non-Hispanic White	151
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	61
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	11
Ischemic Heart Disease	22
Depression	24
Chronic Kidney Disease	25
Asthma	12
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	7
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ichiro Otsu, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ichiro Otsu, MD treated as an anesthesiologist in Renton, WA were nerve block, pain management, spinal procedures and injections.

doctor visit	57
injections	24
nerve block	24
pain management	24
spinal procedures	24

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ichiro Otsu, MD.

**Gender**
Male	95
Female	134

**Ethnicity**
Black / African American	14
Asian / Pacific Islander	15
Non-Hispanic White	183
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	76
85 and over	21
Less than 65	34
65 to 74	95

Average of Total of Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD From 2012 - 2022

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

Hypertension	65
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	25
Depression	26
Chronic Kidney Disease	35
Asthma	10
Osteoporosis	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Atrial Fibrillation	13
Cancer	13
Dementia	7

Education & Training

He has a state license in Washington.

Licensed In: Washington

Affiliations & Hospitals

Dr. Ichiro Otsu, MD is associated with these hospitals and organizations:

VALLEY ANESTHESIA ASSOCIATES PLLC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Medtronic USA, Inc.	$146 Drug Infusion Systems - Neuro $146
Mylan Specialty L.P.	$111 Ultiva $111
Cheetah Medical, Inc.	$75 $75
Masimo Corporation	$57 SedLine $32	Brain Function Monitoring $25
Scilex Pharmaceuticals Inc.	$49 ZTLido 30 POUCH in 1 CARTON 1 PATCH in 1 POUCH $49
Other	$95 HTX-011 $42	NALOXONE $22	$31

**Types of Payments**
Food and Beverage	$534

Biography

Dr. Ichiro Otsu works as an anesthesiology specialist in Renton, WA. Dr. Otsu has obtained a license to practice in Washington.

Select Year:

Dr. Ichiro Otsu, MD

Office Locations

In The News

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. Ichiro Otsu, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ichiro Otsu, 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. Ichiro Otsu, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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