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Dr. John Andrew Henderson, MD

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Specializes in: Emergency Medicine

1145 W Redondo Beach Boulevard
Gardena, CA 90247

(310) 532-4200

Dr. John Andrew Henderson, MD is an emergency medicine doctor in Gardena, CA specializing in emergency medicine.

Office Locations

1145 W Redondo Beach Boulevard
Gardena, CA 90247

(310) 532-4200

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Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2016 were emergency care.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	220

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	119
Female	159

**Ethnicity**
Non-Hispanic White	0
Black	78
Hispanic	88
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	77
85 and over	50
Less than 65	70

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2016

Hypertension	75
High Cholesterol	65
Stroke	13
Ischemic Heart Disease	62
Depression	32
Chronic Kidney Disease	60
Asthma	31
Osteoperosis	16
Atrial Fibrilation	15
Heart Failure	48
Chronic Obstructive Pulmonary Disease	26
Diabetes	67
Dementia	35
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2017 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	455
tracheal (windpipe) procedures	17

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	253
Female	316

**Ethnicity**
Non-Hispanic White	73
Black	151
Hispanic	173
Asian	157
Other	15
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	157
85 and over	102
Less than 65	154

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	61
Depression	40
Chronic Kidney Disease	64
Asthma	18
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	51
Chronic Obstructive Pulmonary Disease	39
Diabetes	66
Dementia	37
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2018 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	354
tracheal (windpipe) procedures	13

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	186
Female	212

**Ethnicity**
Non-Hispanic White	49
Black	132
Hispanic	120
Asian	81
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	102
85 and over	74
Less than 65	107

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	14
Ischemic Heart Disease	65
Depression	43
Chronic Kidney Disease	69
Asthma	18
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	56
Chronic Obstructive Pulmonary Disease	41
Diabetes	67
Dementia	42
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2019 were emergency care.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	365

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	167
Female	259

**Ethnicity**
Non-Hispanic White	0
Black	111
Hispanic	143
Asian	117
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	105
85 and over	69
Less than 65	124

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	12
Ischemic Heart Disease	61
Depression	35
Chronic Kidney Disease	69
Asthma	15
Osteoperosis	16
Atrial Fibrilation	11
Heart Failure	50
Chronic Obstructive Pulmonary Disease	31
Diabetes	64
Dementia	36
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2020 were emergency care.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	282

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	171
Female	179

**Ethnicity**
Non-Hispanic White	59
Black	180
Hispanic	67
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	67
85 and over	41
Less than 65	106

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2020

Hypertension	75
High Cholesterol	57
Stroke	14
Ischemic Heart Disease	57
Depression	45
Chronic Kidney Disease	69
Asthma	16
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	54
Chronic Obstructive Pulmonary Disease	41
Diabetes	62
Dementia	45
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2021 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	198
hospital care	12
outpatient care	12

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	132
Female	154

**Ethnicity**
Non-Hispanic White	58
Black	152
Hispanic	55
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	48
85 and over	30
Less than 65	91

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2021

Hypertension	75
High Cholesterol	62
Stroke	18
Ischemic Heart Disease	61
Depression	44
Chronic Kidney Disease	67
Asthma	15
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	52
Chronic Obstructive Pulmonary Disease	40
Diabetes	63
Dementia	36
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA during 2022 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

emergency care	185
hospital care	22
outpatient care	22

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	116
Female	134

**Ethnicity**
Non-Hispanic White	37
Black	143
Hispanic	47
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	111
From 75 to 84	44
85 and over	25
Less than 65	70

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2022

Hypertension	75
High Cholesterol	66
Stroke	22
Ischemic Heart Disease	42
Depression	38
Chronic Kidney Disease	43
Asthma	21
Osteoperosis	6
Atrial Fibrilation	21
Heart Failure	41
Chronic Obstructive Pulmonary Disease	40
Diabetes	63
Dementia	28
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2022

Volume of procedures performed by Dr. John Andrew Henderson, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Andrew Henderson, MD treated as an emergency medicine doctor in Gardena, CA were emergency care, hospital care, outpatient care and tracheal (windpipe) procedures.

emergency care	294
hospital care	17
outpatient care	17
tracheal (windpipe) procedures	15

Average Medicare Patient Data From 2016 - 2022

Information about Medicare patients treated by Dr. John Andrew Henderson, MD.

**Gender**
Male	163
Female	201

**Ethnicity**
Black / African American	135
Asian / Pacific Islander	62
Non-Hispanic White	39
Native American / Alaskan Native	0
Hispanic	99
Other	2

**Age**
75 to 84	85
85 and over	55
Less than 65	103
65 to 74	120

Average of Total of Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD From 2016 - 2022

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

Hypertension	75
High Cholesterol	63
Stroke	14
Ischemic Heart Disease	58
Depression	39
Chronic Kidney Disease	63
Asthma	19
Osteoporosis	11
Heart Failure	50
Chronic Obstructive Pulmonary Disease	36
Diabetes	64
Atrial Fibrillation	14
Cancer	9
Dementia	37

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. John Andrew Henderson, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Penumbra, Inc.	$132 Indigo System $132
Allergan Inc.	$120 DALVANCE $120

**Types of Payments**
Food and Beverage	$252

Biography

Dr. John Henderson sees patients in Gardena, CA. His medical specialty is emergency medicine. He is a graduate of Medical College of Georgia.

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Dr. John Andrew Henderson, MD

Office Locations

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2022

Average Medicare Patient Data From 2016 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. John Andrew Henderson, MD From 2016 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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