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Dr. Mark Yarwood Johnson, MD

(4 Ratings)

Specializes in: Adult Gastroenterology

George Washington University School of Medicine and Health Sciences (1973)

480 4th Avenue Suite 506
Chula Vista, CA 91910

(619) 585-0313

Dr. Mark Yarwood Johnson, MD is a gastroenterologist in Chula Vista, CA specializing in adult gastroenterology. He graduated from George Washington University School of Medicine and Health Sciences in 1973 and has 51 years of experience. Dr. Mark Yarwood Johnson, MD is affiliated with Sharp HealthCare and ON CALL SPECIALISTS MEDICAL GROUP OF SAN DIEGO INC.

Office Locations

Address:

480 4th Avenue Suite 506
Chula Vista, CA 91910

anastomosis	128
catheterization	128
diagnostic procedures	191
doctor visit	566
gastrointestinal procedures	430
hospital care	932
inpatient care	932
minimally invasive procedures	430
preventive care	67
removal of lesion (e.g. growth)	191

**Gender**
Male	204
Female	277

**Ethnicity**
Non-Hispanic White	155
Black	27
Hispanic	246
Asian	34
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	141
85 and over	88
Less than 65	106

Hypertension	75
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	52
Depression	29
Chronic Kidney Disease	48
Asthma	9
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	46
Chronic Obstructive Pulmonary Disease	28
Diabetes	52
Dementia	26
Cancer	10

anastomosis	118
catheterization	118
diagnostic procedures	210
doctor visit	502
gastrointestinal procedures	402
hospital care	904
inpatient care	904
minimally invasive procedures	402
preventive care	52
removal of lesion (e.g. growth)	210

**Gender**
Male	200
Female	252

**Ethnicity**
Non-Hispanic White	141
Black	25
Hispanic	234
Asian	37
Other	15
Native American	0

**Age**
From 65 to 74	151
From 75 to 84	134
85 and over	84
Less than 65	83

Hypertension	75
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	46
Depression	33
Chronic Kidney Disease	44
Asthma	8
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	43
Chronic Obstructive Pulmonary Disease	28
Diabetes	53
Dementia	29
Cancer	11

anastomosis	64
catheterization	64
diagnostic procedures	142
doctor visit	397
gastrointestinal procedures	263
hospital care	546
inpatient care	546
minimally invasive procedures	263
preventive care	33
removal of lesion (e.g. growth)	142

**Gender**
Male	298
Female	388

**Ethnicity**
Non-Hispanic White	260
Black	54
Hispanic	298
Asian	52
Other	0
Native American	0

**Age**
From 65 to 74	232
From 75 to 84	222
85 and over	106
Less than 65	126

Hypertension	75
High Cholesterol	60
Stroke	10
Ischemic Heart Disease	48
Depression	31
Chronic Kidney Disease	48
Asthma	17
Osteoperosis	16
Atrial Fibrilation	17
Heart Failure	39
Chronic Obstructive Pulmonary Disease	29
Diabetes	52
Dementia	24
Cancer	12

anastomosis	69
catheterization	69
diagnostic procedures	147
doctor visit	492
gastrointestinal procedures	267
hospital care	741
inpatient care	741
minimally invasive procedures	267
preventive care	54
removal of lesion (e.g. growth)	147

**Gender**
Male	174
Female	210

**Ethnicity**
Non-Hispanic White	149
Black	29
Hispanic	161
Asian	33
Other	12
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	120
85 and over	51
Less than 65	60

Hypertension	75
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	42
Depression	32
Chronic Kidney Disease	51
Asthma	27
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	39
Chronic Obstructive Pulmonary Disease	26
Diabetes	49
Dementia	24
Cancer	10

anastomosis	87
catheterization	87
diagnostic procedures	155
doctor visit	503
gastrointestinal procedures	306
hospital care	618
inpatient care	618
minimally invasive procedures	306
preventive care	54
removal of lesion (e.g. growth)	155

**Gender**
Male	187
Female	205

**Ethnicity**
Non-Hispanic White	157
Black	22
Hispanic	164
Asian	34
Other	15
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	110
85 and over	68
Less than 65	66

Hypertension	75
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	40
Depression	30
Chronic Kidney Disease	50
Asthma	6
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	34
Chronic Obstructive Pulmonary Disease	25
Diabetes	48
Dementia	23
Cancer	12

anastomosis	76
catheterization	76
diagnostic procedures	156
doctor visit	442
gastrointestinal procedures	318
hospital care	611
inpatient care	611
liver imaging	13
minimally invasive procedures	318
preventive care	66
removal of lesion (e.g. growth)	156
ultrasound (sonogram)	13

**Gender**
Male	170
Female	215

**Ethnicity**
Non-Hispanic White	143
Black	17
Hispanic	163
Asian	42
Other	20
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	118
85 and over	67
Less than 65	66

Hypertension	75
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	47
Depression	32
Chronic Kidney Disease	55
Asthma	7
Osteoperosis	16
Atrial Fibrilation	16
Heart Failure	42
Chronic Obstructive Pulmonary Disease	28
Diabetes	53
Dementia	24
Cancer	11

anastomosis	71
catheterization	71
diagnostic procedures	145
doctor visit	440
gastrointestinal procedures	253
hospital care	550
inpatient care	550
liver imaging	25
minimally invasive procedures	253
preventive care	40
removal of lesion (e.g. growth)	145
ultrasound (sonogram)	25

**Gender**
Male	184
Female	194

**Ethnicity**
Non-Hispanic White	131
Black	0
Hispanic	166
Asian	45
Other	19
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	96
85 and over	63
Less than 65	61

Hypertension	75
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	45
Depression	28
Chronic Kidney Disease	51
Asthma	9
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	34
Chronic Obstructive Pulmonary Disease	27
Diabetes	50
Dementia	19
Cancer	12

anastomosis	59
catheterization	59
diagnostic procedures	84
doctor visit	281
gastrointestinal procedures	211
hospital care	674
inpatient care	674
liver imaging	24
minimally invasive procedures	211
preventive care	36
removal of lesion (e.g. growth)	84
ultrasound (sonogram)	24

**Gender**
Male	133
Female	170

**Ethnicity**
Non-Hispanic White	90
Black	0
Hispanic	139
Asian	39
Other	17
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	78
85 and over	52
Less than 65	35

Hypertension	75
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	42
Depression	30
Chronic Kidney Disease	55
Asthma	8
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	39
Chronic Obstructive Pulmonary Disease	25
Diabetes	53
Dementia	21
Cancer	10

anastomosis	82
catheterization	82
diagnostic procedures	276
doctor visit	668
gastrointestinal procedures	487
hospital care	1328
inpatient care	1328
liver imaging	99
minimally invasive procedures	487
preventive care	113
removal of lesion (e.g. growth)	276
ultrasound (sonogram)	99

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. Mark Yarwood Johnson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Yarwood Johnson, MD treated as a gastroenterologist in Chula Vista, CA were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

anastomosis	83
catheterization	83
diagnostic procedures	167
doctor visit	477
gastrointestinal procedures	328
hospital care	767
inpatient care	767
liver imaging	40
minimally invasive procedures	328
preventive care	57
removal of lesion (e.g. growth)	167
ultrasound (sonogram)	40

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. Mark Yarwood Johnson, MD.

**Gender**
Male	155
Female	191

**Ethnicity**
Black / African American	17
Asian / Pacific Islander	31
Non-Hispanic White	122
Native American / Alaskan Native	0
Hispanic	157
Other	9

**Age**
75 to 84	101
85 and over	57
Less than 65	60
65 to 74	126

Average of Total of Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD From 2013 - 2021

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

Hypertension	60
High Cholesterol	47
Stroke	7
Ischemic Heart Disease	36
Depression	24
Chronic Kidney Disease	40
Asthma	9
Osteoporosis	10
Heart Failure	31
Chronic Obstructive Pulmonary Disease	21
Diabetes	41
Atrial Fibrillation	13
Cancer	8
Dementia	19

Education & Training

Dr. Mark Yarwood Johnson, MD graduated from George Washington University School of Medicine and Health Sciences in 1973. He has a state license in California.

Medical School: George Washington University School of Medicine and Health Sciences (1973)

Licensed In: California

Affiliations & Hospitals

Dr. Mark Yarwood Johnson, MD is associated with these hospitals and organizations:

Sharp HealthCare

ON CALL SPECIALISTS MEDICAL GROUP OF SAN DIEGO INC

Ratings & Reviews

Dr. Mark Yarwood Johnson, MD has a good overall rating with an average of 3.0 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. Mark Yarwood Johnson, MD from all over the web to help you find the right in Chula Vista, CA.

Overall Rating

(4 Ratings)

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General Payments

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

**Payments by Company**
Boston Scientific Corporation	$2,803 Biliary Devices $1,153	SPYBITE $980	SPYGLASS $357	SPYGLASS DIRECT VISUALIZATION SYSTEM $119	GENERAL BILIARY DEVICES $112	Other $82
Covidien LP	$1,495 GI Solutions $1,219	Barrx $276
Gilead Sciences Inc	$916 Harvoni $468	Epclusa $341	$107
AbbVie, Inc.	$806 Viekira $351	Mavyret $228	Humira $102	Lupron $97	$28
Gilead Sciences, Inc.	$572 Epclusa $465	Harvoni $73	$35
Other	$5,065 Trulance $405	MOTOFEN $350	ZEPATIER $345	AMITIZA $339	VIBERZI $308	Other $3,318

**Types of Payments**
Food and Beverage	$7,403
Travel and Lodging	$3,443
Honoraria	$350
Education	$303
Consulting Fee	$87
Other	$72

Biography

Dr. Mark Johnson, who practices in Chula Vista, CA, is a medical specialist in adult gastroenterology. The average patient rating for Dr. Johnson is 3.0 stars (out of 5). He is a graduate of George Washington University School of Medicine and Health Sciences. He is professionally affiliated with Sharp HealthCare.

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Dr. Mark Yarwood Johnson, MD

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2013 - 2021

Average Medicare Patient Data From 2013 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. Mark Yarwood Johnson, MD From 2013 - 2021

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Chula Vista, CA