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Dr. Shields Brewster Abernathy, MD

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Specializes in: Adult Allergy & Immunology

1050 Las Tablas Road Suite 3
Templeton, CA 93465

(805) 434-1000

Dr. Shields Brewster Abernathy, MD is an allergist in Templeton, CA specializing in adult allergy & immunology.

Office Locations

1050 Las Tablas Road Suite 3
Templeton, CA 93465

(805) 434-1000

(805) 434-3265

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Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2013 were immunotherapy, injections, skin testing and minimally invasive procedures.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	979
doctor visit	447
immunotherapy	1088
injections	1088
minimally invasive procedures	979
preventive care	15
pulmonary testing	58
skin testing	979
vaccines	15

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	61
Female	98

**Ethnicity**
Non-Hispanic White	141
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	46
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2013

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2013 were asthma, hypertension, high cholesterol and diabetes.

Hypertension	53
High Cholesterol	36
Stroke	0
Ischemic Heart Disease	20
Depression	15
Chronic Kidney Disease	8
Asthma	69
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	20
Diabetes	21
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2014 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1243
doctor visit	475
immunotherapy	1060
injections	1060
minimally invasive procedures	1243
preventive care	14
pulmonary testing	56
skin testing	1243
vaccines	14

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	67
Female	92

**Ethnicity**
Non-Hispanic White	136
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	41
85 and over	12
Less than 65	24

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2014

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2014 were asthma, hypertension, high cholesterol and depression.

Hypertension	49
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	13
Depression	19
Chronic Kidney Disease	0
Asthma	65
Osteoperosis	8
Atrial Fibrilation	0
Heart Failure	14
Chronic Obstructive Pulmonary Disease	18
Diabetes	19
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2015 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1301
doctor visit	487
immunotherapy	876
injections	876
minimally invasive procedures	1301
pulmonary testing	50
skin testing	1301

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	130
Female	184

**Ethnicity**
Non-Hispanic White	276
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	88
85 and over	34
Less than 65	36

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2015

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2015 were asthma, hypertension, high cholesterol and ischemic heart disease.

Hypertension	48
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	20
Depression	13
Chronic Kidney Disease	8
Asthma	63
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	15
Diabetes	18
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2016 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1225
doctor visit	429
immunotherapy	929
injections	929
minimally invasive procedures	1225
pulmonary testing	36
skin testing	1225

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	64
Female	78

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

**Age**
From 65 to 74	67
From 75 to 84	40
85 and over	11
Less than 65	24

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2016

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2016 were asthma, hypertension, high cholesterol and chronic obstructive pulmonary disease.

Hypertension	45
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	13
Asthma	68
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	22
Diabetes	15
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2017 were immunotherapy, injections, skin testing and minimally invasive procedures.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1121
doctor visit	496
immunotherapy	1143
injections	1143
minimally invasive procedures	1121
pulmonary testing	37
skin testing	1121

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	57
Female	92

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	43
85 and over	12
Less than 65	20

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2017

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2017 were asthma, hypertension, high cholesterol and chronic obstructive pulmonary disease.

Hypertension	51
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	18
Depression	21
Chronic Kidney Disease	13
Asthma	64
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	21
Diabetes	17
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2018 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1480
doctor visit	514
immunotherapy	1091
injections	1091
minimally invasive procedures	1480
pulmonary testing	25
skin testing	1480

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	65
Female	94

**Ethnicity**
Non-Hispanic White	138
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	38
85 and over	11
Less than 65	23

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2018

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2018 were asthma, hypertension, high cholesterol and depression.

Hypertension	53
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	19
Depression	19
Chronic Kidney Disease	18
Asthma	67
Osteoperosis	8
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	18
Diabetes	16
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2019 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1655
doctor visit	510
immunotherapy	1098
injections	1098
minimally invasive procedures	1359
skin testing	1655

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	70
Female	84

**Ethnicity**
Non-Hispanic White	136
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	46
85 and over	12
Less than 65	18

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2019

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2019 were asthma, hypertension, high cholesterol and ischemic heart disease.

Hypertension	56
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	16
Asthma	67
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	8
Chronic Obstructive Pulmonary Disease	18
Diabetes	14
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2020 were skin testing, minimally invasive procedures, allergy testing and immunotherapy.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	1372
doctor visit	448
immunotherapy	934
injections	934
minimally invasive procedures	1372
skin testing	1372

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	69
Female	82

**Ethnicity**
Non-Hispanic White	131
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	45
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2020

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2020 were asthma, hypertension, high cholesterol and ischemic heart disease.

Hypertension	50
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	27
Depression	26
Chronic Kidney Disease	15
Asthma	64
Osteoperosis	7
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	19
Diabetes	17
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2021 were immunotherapy, injections, skin testing and minimally invasive procedures.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

allergy testing	620
doctor visit	447
immunotherapy	1008
injections	1008
minimally invasive procedures	620
skin testing	620

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	67
Female	69

**Ethnicity**
Non-Hispanic White	118
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	39
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2021

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2021 were asthma, hypertension, high cholesterol and ischemic heart disease.

Hypertension	59
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	18
Asthma	62
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	19
Diabetes	16
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA during 2022 were immunotherapy and injections.

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

doctor visit	272
immunotherapy	507
injections	507

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Male	52
Female	60

**Ethnicity**
Non-Hispanic White	97
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	56
From 75 to 84	40
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2022

The most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated during 2022 were asthma, hypertension, high cholesterol and chronic obstructive pulmonary disease.

Hypertension	63
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	17
Depression	14
Chronic Kidney Disease	10
Asthma	75
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	0
Chronic Obstructive Pulmonary Disease	23
Diabetes	12
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2022

Volume of procedures performed by Dr. Shields Brewster Abernathy, MD for Medicare patients.

The highest averages for the top procedures that Dr. Shields Brewster Abernathy, MD treated as an allergist in Templeton, CA were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

allergy testing	1221
doctor visit	452
immunotherapy	973
injections	973
minimally invasive procedures	1188
preventive care	14
pulmonary testing	43
skin testing	1221
vaccines	14

Average Medicare Patient Data From 2013 - 2022

Information about Medicare patients treated by Dr. Shields Brewster Abernathy, MD.

**Gender**
Female	93
Male	70

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	143
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	9
75 to 84	46
Less than 65	14
65 to 74	83

Average of Total of Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD From 2013 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Shields Brewster Abernathy, MD treated were asthma, hypertension, high cholesterol and ischemic heart disease.

Hypertension	52
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	11
Asthma	66
Osteoporosis	5
Heart Failure	10
Chronic Obstructive Pulmonary Disease	19
Diabetes	16
Atrial Fibrillation	4
Dementia	0
Cancer	8

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

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

**Payments by Company**
GlaxoSmithKline, LLC.	$194 TRELEGY ELLIPTA $96	BREO $84	NUCALA $14
Baxter Healthcare	$148 Non Franchise - Non Prod Related $95	BioTherapeutics - HYQVIA $54
Mylan Specialty L.P.	$94 EpiPen $94
Merck Sharp & Dohme Corporation	$70 GRASTEK $70
Teva Pharmaceuticals USA, Inc.	$45 PROAIR $45
Other	$51 Ruconest $40	BioTherapeutics - HYQVIA $11

**Types of Payments**
Food and Beverage	$603

Biography

Dr. Shields Abernathy specializes in adult allergy & immunology and practices in Templeton, CA. Dr. Abernathy has obtained a license to practice in California.

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Dr. Shields Brewster Abernathy, MD

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2022

Average Medicare Patient Data From 2013 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Shields Brewster Abernathy, MD From 2013 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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