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Dr. Ronald Leonardo Fernandez, MD

(Dr. Ronald Fernandez, MD)

(No ratings)

Specializes in: Emergency Medicine
UMDNJ-New Jersey Medical School
1 Diamond Hill Road
Berkeley Heights, NJ 07922

Dr. Ronald Leonardo Fernandez, MD is an emergency medicine doctor in Berkeley Heights, NJ specializing in emergency medicine. He graduated from UMDNJ-New Jersey Medical School. Dr. Ronald Leonardo Fernandez, MD is affiliated with Atlantic Health System and Hackensack Meridian Health.

View Doctor's Full Profile (908) 273-4300

Office Locations

1 Diamond Hill Road
Berkeley Heights, NJ 07922
(908) 273-4300
open_in_new
30 Prospect Avenue
Hackensack, NJ 07601
(551) 996-4614
open_in_new
307 South Evergreen Avenue
Woodbury, NJ 08096
(856) 686-4344
open_in_new
829 Larch Street
Roselle Park, NJ 07204
open_in_new
97 West Parkway
Pompton Plains, NJ 07444
(973) 531-5000
open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2012 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 467

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2013 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 394

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 177
Female 224
Ethnicity
Non-Hispanic White 350
Black 0
Hispanic 32
Asian 0
Other 0
Native American 0
Age
From 65 to 74 115
From 75 to 84 127
85 and over 104
Less than 65 55

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2013

Hypertension 75
High Cholesterol 66
Stroke 11
Ischemic Heart Disease 58
Depression 28
Chronic Kidney Disease 32
Asthma 11
Osteoperosis 13
Atrial Fibrilation 24
Heart Failure 36
Chronic Obstructive Pulmonary Disease 26
Diabetes 39
Dementia 20
Cancer 18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2014 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 585

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 240
Female 317
Ethnicity
Non-Hispanic White 490
Black 17
Hispanic 27
Asian 0
Other 12
Native American 0
Age
From 65 to 74 166
From 75 to 84 187
85 and over 153
Less than 65 51

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2014

Hypertension 75
High Cholesterol 71
Stroke 10
Ischemic Heart Disease 54
Depression 31
Chronic Kidney Disease 32
Asthma 14
Osteoperosis 11
Atrial Fibrilation 24
Heart Failure 32
Chronic Obstructive Pulmonary Disease 21
Diabetes 39
Dementia 21
Cancer 19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2015 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 716

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 528
Female 806
Ethnicity
Non-Hispanic White 1088
Black 84
Hispanic 110
Asian 30
Other 0
Native American 0
Age
From 65 to 74 390
From 75 to 84 384
85 and over 382
Less than 65 178

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2015

Hypertension 75
High Cholesterol 67
Stroke 11
Ischemic Heart Disease 51
Depression 30
Chronic Kidney Disease 35
Asthma 19
Osteoperosis 12
Atrial Fibrilation 22
Heart Failure 32
Chronic Obstructive Pulmonary Disease 20
Diabetes 41
Dementia 26
Cancer 15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2016 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 608

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 258
Female 347
Ethnicity
Non-Hispanic White 502
Black 30
Hispanic 42
Asian 0
Other 0
Native American 0
Age
From 65 to 74 170
From 75 to 84 191
85 and over 161
Less than 65 83

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2016

Hypertension 75
High Cholesterol 64
Stroke 13
Ischemic Heart Disease 52
Depression 32
Chronic Kidney Disease 39
Asthma 28
Osteoperosis 12
Atrial Fibrilation 21
Heart Failure 32
Chronic Obstructive Pulmonary Disease 27
Diabetes 38
Dementia 26
Cancer 14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2017 were lab tests, emergency care, blood draw and minimally invasive procedures.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

blood draw 123
diabetes management 25
doctor visit 363
emergency care 375
lab tests 529
minimally invasive procedures 32
preventive care 32
vaccines 32

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 347
Female 463
Ethnicity
Non-Hispanic White 652
Black 48
Hispanic 61
Asian 0
Other 26
Native American 0
Age
From 65 to 74 290
From 75 to 84 254
85 and over 202
Less than 65 64

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2017

Hypertension 75
High Cholesterol 60
Stroke 9
Ischemic Heart Disease 47
Depression 30
Chronic Kidney Disease 37
Asthma 10
Osteoperosis 11
Atrial Fibrilation 18
Heart Failure 27
Chronic Obstructive Pulmonary Disease 17
Diabetes 33
Dementia 19
Cancer 15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2018 were emergency care, lab tests, blood draw and breathing treatment.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

blood draw 45
breathing treatment 23
doctor visit 123
emergency care 505
lab tests 171
minimally invasive procedures 13

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 285
Female 381
Ethnicity
Non-Hispanic White 479
Black 54
Hispanic 90
Asian 25
Other 0
Native American 0
Age
From 65 to 74 225
From 75 to 84 196
85 and over 156
Less than 65 89

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2018

Hypertension 75
High Cholesterol 70
Stroke 14
Ischemic Heart Disease 61
Depression 37
Chronic Kidney Disease 49
Asthma 12
Osteoperosis 12
Atrial Fibrilation 26
Heart Failure 40
Chronic Obstructive Pulmonary Disease 24
Diabetes 46
Dementia 27
Cancer 13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2019 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 496

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 285
Female 289
Ethnicity
Non-Hispanic White 403
Black 44
Hispanic 80
Asian 31
Other 16
Native American 0
Age
From 65 to 74 169
From 75 to 84 162
85 and over 150
Less than 65 93

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2019

Hypertension 75
High Cholesterol 75
Stroke 14
Ischemic Heart Disease 68
Depression 38
Chronic Kidney Disease 58
Asthma 12
Osteoperosis 15
Atrial Fibrilation 26
Heart Failure 46
Chronic Obstructive Pulmonary Disease 26
Diabetes 49
Dementia 33
Cancer 19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2020 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 324

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 208
Female 225
Ethnicity
Non-Hispanic White 283
Black 55
Hispanic 63
Asian 0
Other 0
Native American 0
Age
From 65 to 74 144
From 75 to 84 131
85 and over 91
Less than 65 67

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2020

Hypertension 75
High Cholesterol 75
Stroke 16
Ischemic Heart Disease 67
Depression 38
Chronic Kidney Disease 62
Asthma 14
Osteoperosis 12
Atrial Fibrilation 20
Heart Failure 44
Chronic Obstructive Pulmonary Disease 25
Diabetes 54
Dementia 31
Cancer 14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2021 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 544

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 264
Female 304
Ethnicity
Non-Hispanic White 452
Black 32
Hispanic 41
Asian 0
Other 24
Native American 0
Age
From 65 to 74 165
From 75 to 84 193
85 and over 140
Less than 65 70

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2021

Hypertension 75
High Cholesterol 75
Stroke 14
Ischemic Heart Disease 62
Depression 43
Chronic Kidney Disease 57
Asthma 12
Osteoperosis 15
Atrial Fibrilation 25
Heart Failure 39
Chronic Obstructive Pulmonary Disease 25
Diabetes 43
Dementia 31
Cancer 18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2022 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 664

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 309
Female 373
Ethnicity
Non-Hispanic White 552
Black 33
Hispanic 50
Asian 0
Other 23
Native American 0
Age
From 65 to 74 201
From 75 to 84 226
85 and over 190
Less than 65 65

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2022

Hypertension 75
High Cholesterol 75
Stroke 23
Ischemic Heart Disease 55
Depression 37
Chronic Kidney Disease 37
Asthma 14
Osteoperosis 22
Atrial Fibrilation 35
Heart Failure 38
Chronic Obstructive Pulmonary Disease 28
Diabetes 41
Dementia 23
Cancer 24

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2023 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 342

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 178
Female 201
Ethnicity
Non-Hispanic White 332
Black 11
Hispanic 13
Asian 11
Other 0
Native American 0
Age
From 65 to 74 102
From 75 to 84 135
85 and over 102
Less than 65 40

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2023

Hypertension 75
High Cholesterol 75
Stroke 24
Ischemic Heart Disease 53
Depression 42
Chronic Kidney Disease 39
Asthma 15
Osteoperosis 16
Atrial Fibrilation 40
Heart Failure 37
Chronic Obstructive Pulmonary Disease 28
Diabetes 42
Dementia 28
Cancer 21

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ during 2024 were emergency care.

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

emergency care 271

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Male 124
Female 169
Ethnicity
Non-Hispanic White 251
Black 0
Hispanic 18
Asian 0
Other 0
Native American 0
Age
From 65 to 74 63
From 75 to 84 114
85 and over 87
Less than 65 29

Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD in 2024

Hypertension 75
High Cholesterol 75
Stroke 17
Ischemic Heart Disease 52
Depression 44
Chronic Kidney Disease 42
Asthma 16
Osteoperosis 18
Atrial Fibrilation 34
Heart Failure 34
Chronic Obstructive Pulmonary Disease 29
Diabetes 44
Dementia 33
Cancer 24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Ronald Leonardo Fernandez, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ronald Leonardo Fernandez, MD treated as an emergency medicine doctor in Berkeley Heights, NJ were emergency care, lab tests, blood draw and preventive care.

blood draw 84
diabetes management 25
doctor visit 243
emergency care 483
lab tests 350
minimally invasive procedures 22
preventive care 32
vaccines 32

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD.

Gender
Female 315
Male 246
Ethnicity
Black / African American 31
Asian / Pacific Islander 7
Non-Hispanic White 448
Hispanic 48
Native American / Alaskan Native 0
Other 7
Age
85 and over 147
75 to 84 176
Less than 65 68
65 to 74 169

Average of Total of Conditions of Medicare patients treated by Dr. Ronald Leonardo Fernandez, MD From 2012 - 2024

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

Hypertension 69
High Cholesterol 65
Stroke 13
Ischemic Heart Disease 52
Depression 33
Chronic Kidney Disease 39
Asthma 13
Osteoporosis 13
Heart Failure 33
Chronic Obstructive Pulmonary Disease 22
Diabetes 39
Atrial Fibrillation 24
Cancer 16
Dementia 24

Education & Training

Dr. Ronald Leonardo Fernandez, MD graduated from UMDNJ-New Jersey Medical School. He completed residency at St. Luke's-Roosevelt Hospital Center. He is certified by the American Board of Emergency Medicine and has a state license in New York.

Medical School: UMDNJ-New Jersey Medical School

Residency: St. Luke's-Roosevelt Hospital Center

Board Certification: American Board of Emergency Medicine

Licensed In: New York

Ratings & Reviews

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General Payments

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

Payments by Company
Mallinckrodt LLC $111 OFIRMEV
$111
Circassia Pharmaceuticals Inc $100 NIOX VERO DEVICE
$100
AstraZeneca Pharmaceuticals LP $17 ANDEXXA
$17
Types of Payments
Food and Beverage $228

Biography

Dr. Ronald Fernandez is a specialist in emergency medicine. He works in Woodbury, NJ, Berkeley Heights, NJ, and Pompton Plains, NJ. He is professionally affiliated with Atlantic Health System. Dr. Fernandez attended medical school at the University of Medicine and Dentistry of New Jersey (UMDNJ). He completed his residency training at St. Luke's-Roosevelt Hospital Center.

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