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Home > CA Providers > Neurologists

Dr. Nelson T. Yamagata, MD

(5 Ratings)

Specializes in: Neurology (Brain & Spinal Cord Disease)

225 Posada Lane Suite E
Templeton, CA 93465

(805) 434-0335

Dr. Nelson T. Yamagata, MD is a neurologist in Templeton, CA specializing in neurology (brain & spinal cord disease).

Office Locations

225 Posada Lane Suite E
Templeton, CA 93465

(805) 434-0335

(805) 434-0421

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In The News

“Dr. Nelson Yamagata, president of the board, and a neurologist affiliated with Twin Cities Community Hospital commented with a self-congratulatory air "What we've done during this pandemic is...”—"Templeton School Board Takes Up Mask Mandate; Hundreds Attend In Person, Hundreds More On Public Zoom", The Published Reporter, February 2022

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2012 were diagnostic procedures, hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	572
doctor visit	1338
electroencephalography (EEG)	56
hospital care	62
inpatient care	62

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2013 were diagnostic procedures, electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	77
doctor visit	1418
electroencephalography (EEG)	70
hospital care	11
inpatient care	11

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	339
Female	409

**Ethnicity**
Non-Hispanic White	693
Black	0
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	296
From 75 to 84	256
85 and over	118
Less than 65	78

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2013

Hypertension	58
High Cholesterol	43
Stroke	11
Ischemic Heart Disease	22
Depression	22
Chronic Kidney Disease	13
Asthma	7
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	22
Dementia	19
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2014 were diagnostic procedures, hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	70
doctor visit	1617
electroencephalography (EEG)	49
hospital care	56
inpatient care	56

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	353
Female	462

**Ethnicity**
Non-Hispanic White	746
Black	0
Hispanic	40
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	324
From 75 to 84	296
85 and over	125
Less than 65	70

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2014

Hypertension	56
High Cholesterol	47
Stroke	11
Ischemic Heart Disease	23
Depression	23
Chronic Kidney Disease	13
Asthma	9
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2015 were diagnostic procedures, electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	82
doctor visit	1715
electroencephalography (EEG)	29
hospital care	12
inpatient care	12

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	742
Female	876

**Ethnicity**
Non-Hispanic White	1502
Black	0
Hispanic	76
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	650
From 75 to 84	580
85 and over	254
Less than 65	134

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2015

Hypertension	56
High Cholesterol	47
Stroke	11
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	17
Asthma	11
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	20
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2016 were diagnostic procedures, electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	78
doctor visit	1652
electroencephalography (EEG)	48
hospital care	29
inpatient care	29

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	393
Female	444

**Ethnicity**
Non-Hispanic White	776
Black	0
Hispanic	35
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	353
From 75 to 84	299
85 and over	131
Less than 65	54

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2016

Hypertension	59
High Cholesterol	50
Stroke	11
Ischemic Heart Disease	28
Depression	22
Chronic Kidney Disease	21
Asthma	15
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	21
Dementia	21
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2017 were diagnostic procedures, electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	106
doctor visit	1663
electroencephalography (EEG)	24
hospital care	13
inpatient care	13

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	389
Female	449

**Ethnicity**
Non-Hispanic White	777
Black	0
Hispanic	36
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	361
From 75 to 84	295
85 and over	131
Less than 65	51

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2017

Hypertension	59
High Cholesterol	43
Stroke	12
Ischemic Heart Disease	25
Depression	24
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2018 were diagnostic procedures, electroencephalography (EEG), hospital care and inpatient care.

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	113
doctor visit	1755
electroencephalography (EEG)	42
hospital care	14
inpatient care	14

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	429
Female	448

**Ethnicity**
Non-Hispanic White	810
Black	0
Hispanic	40
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	374
From 75 to 84	334
85 and over	119
Less than 65	50

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2018

Hypertension	59
High Cholesterol	51
Stroke	12
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	20
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2019 were diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	145
doctor visit	1835
electroencephalography (EEG)	32

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	455
Female	460

**Ethnicity**
Non-Hispanic White	844
Black	0
Hispanic	42
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	394
From 75 to 84	355
85 and over	118
Less than 65	48

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2019

Hypertension	62
High Cholesterol	51
Stroke	11
Ischemic Heart Disease	30
Depression	27
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	20
Dementia	18
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2020 were diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	115
doctor visit	1591
electroencephalography (EEG)	30

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	418
Female	430

**Ethnicity**
Non-Hispanic White	776
Black	0
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	354
From 75 to 84	346
85 and over	106
Less than 65	42

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2020

Hypertension	61
High Cholesterol	54
Stroke	11
Ischemic Heart Disease	29
Depression	27
Chronic Kidney Disease	23
Asthma	7
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2021 were diagnostic procedures.

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	124
doctor visit	1627

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	431
Female	445

**Ethnicity**
Non-Hispanic White	799
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	380
From 75 to 84	355
85 and over	107
Less than 65	34

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2021

Hypertension	62
High Cholesterol	54
Stroke	12
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA during 2022 were diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

diagnostic procedures	120
doctor visit	1585
electroencephalography (EEG)	32

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	429
Female	421

**Ethnicity**
Non-Hispanic White	766
Black	0
Hispanic	47
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	339
From 75 to 84	381
85 and over	93
Less than 65	37

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2022

Hypertension	72
High Cholesterol	70
Stroke	17
Ischemic Heart Disease	21
Depression	24
Chronic Kidney Disease	15
Asthma	13
Osteoperosis	13
Atrial Fibrilation	20
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	19
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Nelson T. Yamagata, MD for Medicare patients.

The highest averages for the top procedures that Dr. Nelson T. Yamagata, MD treated as a neurologist in Templeton, CA were diagnostic procedures, electroencephalography (EEG), hospital care and inpatient care.

diagnostic procedures	145
doctor visit	1617
electroencephalography (EEG)	41
hospital care	28
inpatient care	28

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Nelson T. Yamagata, MD.

**Gender**
Male	398
Female	440

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	771
Native American / Alaskan Native	0
Hispanic	38
Other	5

**Age**
75 to 84	317
85 and over	118
Less than 65	54
65 to 74	347

Average of Total of Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD From 2012 - 2022

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

Hypertension	54
High Cholesterol	46
Stroke	10
Ischemic Heart Disease	23
Depression	22
Chronic Kidney Disease	17
Asthma	8
Osteoporosis	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Atrial Fibrillation	12
Cancer	9
Dementia	16

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

Dr. Nelson T. Yamagata, MD has a good overall rating with an average of 3.0 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Nelson T. Yamagata, MD from all over the web to help you find the right in Templeton, CA.

Overall Rating

(5 Ratings)

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General Payments

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

**Payments by Company**
Allergan Inc.	$1,033 BOTOX $25	$1,008
Amgen Inc.	$348 Aimovig $348
Biogen, Inc.	$231 TECFIDERA $73	PLEGRIDY $42	Vumerity $22	$95
Medtronic USA, Inc.	$179 ACTIVA $179
Biogen Idec Inc.	$166 AVONEX $117	TECFIDERA $46	TYSABRI $3
Other	$408 UBRELVY $122	Non-Covered Product $88	OCREVUS $50	Radicava $36	REXULTI $30	Other $83

**Types of Payments**
Food and Beverage	$1,637
Travel and Lodging	$668
Education	$60

Biography

Dr. Nelson Yamagata's specialty is neurology (brain & spinal cord disease). He is a graduate of the University of California, Irvine, School of Medicine. Dr. Yamagata has received a 3.0 out of 5 star rating by his patients.

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Dr. Nelson T. Yamagata, 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. Nelson T. Yamagata, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nelson T. Yamagata, 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. Nelson T. Yamagata, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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