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Dr. Ramon Waddell Johnson, MD

(No ratings)

Specializes in: Pediatric Emergency Medicine
University of Connecticut School of Medicine
27700 Medical Center Road
Mission Viejo, CA 92691

Dr. Ramon Waddell Johnson, MD is an emergency medicine doctor in Mission Viejo, CA specializing in pediatric emergency medicine. He graduated from University of Connecticut School of Medicine. Dr. Ramon Waddell Johnson, MD is affiliated with Children's Hospital of Orange County.

View Doctor's Full Profile (949) 365-2202

Office Locations

Children's Hospital of Orange County

27700 Medical Center Road
Mission Viejo, CA 92691
(949) 365-2202
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In The News (see more mentions in the news)

“But whether your request is granted depends upon various factors, including the severity of your condition and how much more time, if any, it would take to transport you to another appropriate...”—"There are limits to how much a doctor or hospital may charge for medical records", Los Angeles Times, May 2011
“Pleaded Dr. Ramon Johnson, an emergency doctor from Los Angeles on the ACEP Board of Directors, "...in a system struggling with the closure of hundreds of emergency departments in the last 10 years...”—"ER & Psych Unit Closures a Symptom of U.S. 'Profit-First' Health Care", Huff Post, March 2009
“"This is really bad for emergency medicine," said Dr. Ramon Johnson, an Orange County emergency room physician.”—"Ruling lifts money worry in ER visits", Los Angeles Times, January 2009

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2012 were emergency care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 426

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2013 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 435
hospital care 15
outpatient care 15

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 206
Female 293
Ethnicity
Non-Hispanic White 435
Black 0
Hispanic 41
Asian 0
Other 0
Native American 0
Age
From 65 to 74 157
From 75 to 84 168
85 and over 137
Less than 65 37

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2013

Hypertension 75
High Cholesterol 63
Stroke 15
Ischemic Heart Disease 50
Depression 31
Chronic Kidney Disease 41
Asthma 14
Osteoperosis 18
Atrial Fibrilation 23
Heart Failure 33
Chronic Obstructive Pulmonary Disease 22
Diabetes 31
Dementia 24
Cancer 17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2014 were emergency care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 471

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 196
Female 326
Ethnicity
Non-Hispanic White 454
Black 0
Hispanic 36
Asian 17
Other 0
Native American 0
Age
From 65 to 74 145
From 75 to 84 184
85 and over 144
Less than 65 49

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2014

Hypertension 75
High Cholesterol 62
Stroke 12
Ischemic Heart Disease 48
Depression 40
Chronic Kidney Disease 41
Asthma 11
Osteoperosis 14
Atrial Fibrilation 20
Heart Failure 30
Chronic Obstructive Pulmonary Disease 20
Diabetes 32
Dementia 27
Cancer 19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2015 were emergency care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 469

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 454
Female 658
Ethnicity
Non-Hispanic White 936
Black 0
Hispanic 86
Asian 50
Other 0
Native American 0
Age
From 65 to 74 278
From 75 to 84 378
85 and over 362
Less than 65 94

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2015

Hypertension 75
High Cholesterol 67
Stroke 17
Ischemic Heart Disease 53
Depression 36
Chronic Kidney Disease 43
Asthma 19
Osteoperosis 15
Atrial Fibrilation 27
Heart Failure 34
Chronic Obstructive Pulmonary Disease 21
Diabetes 29
Dementia 30
Cancer 17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2016 were emergency care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 471

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 206
Female 307
Ethnicity
Non-Hispanic White 428
Black 0
Hispanic 37
Asian 27
Other 0
Native American 0
Age
From 65 to 74 123
From 75 to 84 192
85 and over 156
Less than 65 42

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2016

Hypertension 75
High Cholesterol 68
Stroke 13
Ischemic Heart Disease 50
Depression 34
Chronic Kidney Disease 42
Asthma 27
Osteoperosis 16
Atrial Fibrilation 23
Heart Failure 40
Chronic Obstructive Pulmonary Disease 23
Diabetes 30
Dementia 30
Cancer 17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2017 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 375
hospital care 13
outpatient care 13

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 182
Female 236
Ethnicity
Non-Hispanic White 353
Black 0
Hispanic 30
Asian 16
Other 0
Native American 0
Age
From 65 to 74 116
From 75 to 84 131
85 and over 134
Less than 65 37

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2017

Hypertension 75
High Cholesterol 68
Stroke 15
Ischemic Heart Disease 50
Depression 40
Chronic Kidney Disease 47
Asthma 12
Osteoperosis 14
Atrial Fibrilation 23
Heart Failure 41
Chronic Obstructive Pulmonary Disease 22
Diabetes 31
Dementia 29
Cancer 16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2018 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 380
hospital care 20
outpatient care 20

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 211
Female 225
Ethnicity
Non-Hispanic White 385
Black 0
Hispanic 28
Asian 11
Other 0
Native American 0
Age
From 65 to 74 130
From 75 to 84 135
85 and over 135
Less than 65 36

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2018

Hypertension 75
High Cholesterol 71
Stroke 13
Ischemic Heart Disease 51
Depression 36
Chronic Kidney Disease 49
Asthma 11
Osteoperosis 13
Atrial Fibrilation 23
Heart Failure 49
Chronic Obstructive Pulmonary Disease 22
Diabetes 29
Dementia 31
Cancer 16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2019 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 335
hospital care 14
outpatient care 14

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 164
Female 213
Ethnicity
Non-Hispanic White 318
Black 0
Hispanic 23
Asian 21
Other 0
Native American 0
Age
From 65 to 74 128
From 75 to 84 126
85 and over 103
Less than 65 20

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2019

Hypertension 75
High Cholesterol 70
Stroke 14
Ischemic Heart Disease 49
Depression 39
Chronic Kidney Disease 44
Asthma 11
Osteoperosis 16
Atrial Fibrilation 22
Heart Failure 39
Chronic Obstructive Pulmonary Disease 21
Diabetes 31
Dementia 27
Cancer 15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2020 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 278
hospital care 19
outpatient care 19

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 167
Female 164
Ethnicity
Non-Hispanic White 283
Black 0
Hispanic 19
Asian 0
Other 0
Native American 0
Age
From 65 to 74 97
From 75 to 84 120
85 and over 84
Less than 65 30

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2020

Hypertension 75
High Cholesterol 74
Stroke 15
Ischemic Heart Disease 50
Depression 36
Chronic Kidney Disease 43
Asthma 13
Osteoperosis 15
Atrial Fibrilation 23
Heart Failure 30
Chronic Obstructive Pulmonary Disease 22
Diabetes 30
Dementia 28
Cancer 14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2021 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 310
hospital care 29
outpatient care 29

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 171
Female 204
Ethnicity
Non-Hispanic White 324
Black 0
Hispanic 17
Asian 21
Other 0
Native American 0
Age
From 65 to 74 104
From 75 to 84 149
85 and over 98
Less than 65 24

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2021

Hypertension 75
High Cholesterol 74
Stroke 13
Ischemic Heart Disease 51
Depression 37
Chronic Kidney Disease 46
Asthma 11
Osteoperosis 15
Atrial Fibrilation 24
Heart Failure 32
Chronic Obstructive Pulmonary Disease 15
Diabetes 32
Dementia 29
Cancer 18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA during 2022 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

emergency care 309
hospital care 31
outpatient care 31

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 182
Female 207
Ethnicity
Non-Hispanic White 328
Black 0
Hispanic 30
Asian 17
Other 0
Native American 0
Age
From 65 to 74 110
From 75 to 84 147
85 and over 110
Less than 65 22

Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD in 2022

Hypertension 75
High Cholesterol 75
Stroke 19
Ischemic Heart Disease 40
Depression 31
Chronic Kidney Disease 37
Asthma 11
Osteoperosis 20
Atrial Fibrilation 32
Heart Failure 30
Chronic Obstructive Pulmonary Disease 20
Diabetes 29
Dementia 25
Cancer 19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ramon Waddell Johnson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ramon Waddell Johnson, MD treated as an emergency medicine doctor in Mission Viejo, CA were emergency care, hospital care and outpatient care.

emergency care 387
hospital care 20
outpatient care 20

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ramon Waddell Johnson, MD.

Gender
Male 194
Female 257
Ethnicity
Black / African American 0
Asian / Pacific Islander 16
Non-Hispanic White 385
Hispanic 31
Native American / Alaskan Native 0
Other 0
Age
75 to 84 157
85 and over 133
Less than 65 35
65 to 74 126

Average of Total of Conditions of Medicare patients treated by Dr. Ramon Waddell Johnson, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Ramon Waddell Johnson, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension 68
High Cholesterol 62
Stroke 13
Ischemic Heart Disease 44
Depression 32
Chronic Kidney Disease 39
Asthma 12
Osteoporosis 14
Heart Failure 32
Chronic Obstructive Pulmonary Disease 18
Diabetes 27
Atrial Fibrillation 21
Cancer 15
Dementia 25

Education & Training

Dr. Ramon Waddell Johnson, MD graduated from University of Connecticut School of Medicine. He completed residency at University of California, Los Angeles (UCLA) Affiliated Hospitals. He is certified by the Board Certification: Emergency Medicine, Pediatrics and has a state license in California.

Medical School: University of Connecticut School of Medicine

Residency: University of California, Los Angeles (UCLA) Affiliated Hospitals

Board Certification: Board Certification: Emergency Medicine, Pediatrics

Licensed In: California

Affiliations & Hospitals

Dr. Ramon Waddell Johnson, MD is associated with these hospitals and organizations:

Children's Hospital of Orange County

Ratings & Reviews

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General Payments

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

Payments by Company
National Marrow Donor Program $7,619
$7,619
AcelRx Pharmaceuticals, Inc. $3,126 DSUVIA
$3,126
Arteriocyte Medical Systems, Inc. $76 MAR0MAX
$76
Janssen Pharmaceuticals, Inc $15 XARELTO
$15
Types of Payments
Travel and Lodging $7,695
Honoraria $2,000
Food and Beverage $1,142

Biography

Dr. Ramon Johnson, who practices in Mission Viejo, CA, is a medical specialist in pediatric emergency medicine. He graduated from the University of Connecticut School of Medicine and then he performed his residency at a hospital affiliated with the University of California, Los Angeles (UCLA). He is affiliated with Children's Hospital of Orange County.

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