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Dr. John Joseph McGreal, MD

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Specializes in: Internal Medicine (Adult Medicine), General Pediatrics and Pediatric Emergency Medicine

223 North Van Dien Avenue
Ridgewood, NJ 07450

(201) 444-2019

Dr. John Joseph McGreal, MD is an internist in Ridgewood, NJ specializing in internal medicine (adult medicine), general pediatrics and pediatric emergency medicine.

Office Locations

223 North Van Dien Avenue
Ridgewood, NJ 07450

(201) 444-2019

(201) 444-3604

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Noteworthy Medicare Patient Procedures Performed by Dr. John Joseph McGreal, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 5%

By Volume:

blood draw

emergency room care

phlebotomy for lab tests

rapid flu test

By Affordability:

influenza tests

rapid flu test

In 2023, among providers in related specialties within New Jersey, Dr. John Joseph McGreal, MD performed more blood draw, emergency room (ER) care, phlebotomy for lab tests, and rapid flu test procedures for Medicare patients than 95% of them and he also had a list price for influenza tests, and rapid flu test that was lower than the list prices billed to Medicare by 95% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Top 25%

By Affordability:

antigen tests

rapid strep test

In 2012, Dr. John Joseph McGreal, MD had a list price for antigen tests, and rapid strep test that was lower than the list prices billed to Medicare by 75% of providers in related specialties within New Jersey. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2012 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	661

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2013 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	856

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	400
Female	570

**Ethnicity**
Non-Hispanic White	876
Black	22
Hispanic	39
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	212
From 75 to 84	348
85 and over	342
Less than 65	68

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2013

Hypertension	75
High Cholesterol	73
Stroke	15
Ischemic Heart Disease	65
Depression	34
Chronic Kidney Disease	34
Asthma	12
Osteoperosis	14
Atrial Fibrilation	31
Heart Failure	48
Chronic Obstructive Pulmonary Disease	27
Diabetes	40
Dementia	34
Cancer	21

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2014 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	536

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	243
Female	382

**Ethnicity**
Non-Hispanic White	576
Black	0
Hispanic	14
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	164
From 75 to 84	201
85 and over	216
Less than 65	44

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2014

Hypertension	75
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	63
Depression	39
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	16
Atrial Fibrilation	29
Heart Failure	47
Chronic Obstructive Pulmonary Disease	27
Diabetes	40
Dementia	32
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2015 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	392

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	362
Female	504

**Ethnicity**
Non-Hispanic White	772
Black	0
Hispanic	32
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	290
85 and over	292
Less than 65	64

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2015

Hypertension	75
High Cholesterol	72
Stroke	14
Ischemic Heart Disease	63
Depression	41
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	15
Atrial Fibrilation	26
Heart Failure	45
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	31
Cancer	19

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2016 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	526

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	237
Female	303

**Ethnicity**
Non-Hispanic White	475
Black	18
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	176
85 and over	170
Less than 65	55

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2016

Hypertension	75
High Cholesterol	71
Stroke	14
Ischemic Heart Disease	61
Depression	37
Chronic Kidney Disease	40
Asthma	28
Osteoperosis	13
Atrial Fibrilation	29
Heart Failure	43
Chronic Obstructive Pulmonary Disease	24
Diabetes	41
Dementia	32
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2017 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	561

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	250
Female	324

**Ethnicity**
Non-Hispanic White	513
Black	13
Hispanic	19
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	185
85 and over	194
Less than 65	36

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2017

Hypertension	75
High Cholesterol	60
Stroke	11
Ischemic Heart Disease	59
Depression	36
Chronic Kidney Disease	43
Asthma	11
Osteoperosis	14
Atrial Fibrilation	28
Heart Failure	40
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	32
Cancer	19

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2018 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	624

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	260
Female	392

**Ethnicity**
Non-Hispanic White	581
Black	12
Hispanic	29
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	140
From 75 to 84	237
85 and over	231
Less than 65	44

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	60
Depression	42
Chronic Kidney Disease	49
Asthma	11
Osteoperosis	14
Atrial Fibrilation	31
Heart Failure	45
Chronic Obstructive Pulmonary Disease	26
Diabetes	39
Dementia	35
Cancer	22

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2019 were emergency care.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

emergency care	547

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	239
Female	323

**Ethnicity**
Non-Hispanic White	489
Black	15
Hispanic	24
Asian	14
Other	20
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	172
85 and over	184
Less than 65	39

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	60
Depression	40
Chronic Kidney Disease	48
Asthma	12
Osteoperosis	14
Atrial Fibrilation	27
Heart Failure	44
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	30
Cancer	22

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2020 were emergency care, blood draw and lab tests.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

blood draw	58
doctor visit	283
emergency care	306
lab tests	12

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	241
Female	358

**Ethnicity**
Non-Hispanic White	488
Black	40
Hispanic	42
Asian	12
Other	17
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	183
85 and over	120
Less than 65	53

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2020

Hypertension	66
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	46
Depression	29
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	25
Chronic Obstructive Pulmonary Disease	14
Diabetes	30
Dementia	21
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2021 were emergency care, blood draw and lab tests.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

blood draw	18
doctor visit	387
emergency care	270
lab tests	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	264
Female	397

**Ethnicity**
Non-Hispanic White	495
Black	52
Hispanic	56
Asian	23
Other	35
Native American	0

**Age**
From 65 to 74	304
From 75 to 84	194
85 and over	117
Less than 65	46

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2021

Hypertension	65
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	43
Depression	27
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	16
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2022 were emergency care, lab tests, blood draw and diabetes management.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

blood draw	22
diabetes management	11
doctor visit	463
emergency care	323
lab tests	141

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	299
Female	457

**Ethnicity**
Non-Hispanic White	590
Black	50
Hispanic	58
Asian	19
Other	39
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	285
85 and over	134
Less than 65	43

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2022

Hypertension	68
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	23
Asthma	13
Osteoperosis	21
Atrial Fibrilation	19
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	28
Dementia	15
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ during 2023 were emergency care, lab tests and blood draw.

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

blood draw	11
doctor visit	334
emergency care	267
lab tests	117

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Male	223
Female	372

**Ethnicity**
Non-Hispanic White	474
Black	31
Hispanic	37
Asian	20
Other	33
Native American	0

**Age**
From 65 to 74	240
From 75 to 84	211
85 and over	111
Less than 65	33

Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD in 2023

Hypertension	73
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	38
Depression	28
Chronic Kidney Disease	21
Asthma	13
Osteoperosis	20
Atrial Fibrilation	23
Heart Failure	19
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	15
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. John Joseph McGreal, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Joseph McGreal, MD treated as an internist in Ridgewood, NJ were emergency care, lab tests, blood draw and diabetes management.

blood draw	27
diabetes management	11
doctor visit	366
emergency care	489
lab tests	71

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. John Joseph McGreal, MD.

**Gender**
Female	365
Male	251

**Ethnicity**
Black / African American	21
Asian / Pacific Islander	12
Non-Hispanic White	527
Native American / Alaskan Native	0
Hispanic	31
Other	14

**Age**
75 to 84	206
85 and over	175
Less than 65	43
65 to 74	190

Average of Total of Conditions of Medicare patients treated by Dr. John Joseph McGreal, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. John Joseph McGreal, MD treated were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension	66
High Cholesterol	64
Stroke	11
Ischemic Heart Disease	49
Depression	31
Chronic Kidney Disease	32
Asthma	12
Osteoporosis	13
Heart Failure	33
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Atrial Fibrillation	23
Dementia	24
Cancer	17

Education & Training

He has a state license in New Jersey.

Licensed In: New Jersey

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$17 ENTRESTO $17

**Types of Payments**
Food and Beverage	$17

Biography

Dr. John McGreal is a pediatric emergency medicine and general pediatrics specialist in Ridgewood, NJ. Dr. McGreal has obtained a license to practice in New Jersey.