Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > NJ Providers

Dr. Leon Michael Kogan, MD

(No ratings)

Specializes in: Adult Gastroenterology

400 W Main Street Suite 300
Babylon, NY 11702

(631) 321-6400

Dr. Leon Michael Kogan, MD is a gastroenterologist in Neptune, NJ specializing in adult gastroenterology.

Office Locations

1945 State Route 33
Neptune, NJ 07753

(732) 897-2770

(732) 897-3970

open_in_new

400 W Main Street Suite 300
Babylon, NY 11702

(631) 321-6400

(631) 321-2969

open_in_new

580 St. Johnsbury Road
Littleton, NH 03561

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Leon Michael Kogan, MD in 2023

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

Top 5%

By Volume:

inpatient hospital care

In 2023, Dr. Leon Michael Kogan, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of providers in related specialties within New Jersey.

Top 25%

By Volume:

colonoscopy

colonoscopy with biopsy

colonoscopy with lesion removal

EGD with biopsy

EGD with lesion removal

endoscopy

gastrointestinal biopsy

gastrointestinal procedures

removal of lesion

By Affordability:

colonoscopy with submucosal injection

diagnostic EGD

diagnostic EGD without biopsy

diagnostic upper endoscopy

EGD with biopsy

EGD with lesion removal

endoscopic injection

esophagogastroduodenoscopy

therapeutic EGD

therapeutic upper endoscopy

upper endoscopy

upper endoscopy with biopsy

upper endoscopy with lesion removal

In 2012, among providers in related specialties within New Jersey, Dr. Leon Michael Kogan, MD performed more colonoscopy, colonoscopy with biopsy, colonoscopy with lesion removal, EGD with biopsy, EGD with lesion removal, endoscopy, gastrointestinal biopsy, gastrointestinal procedures, and removal of lesion (e.g. growth) procedures for Medicare patients than 75% of them and he also had a list price for colonoscopy with submucosal injection, diagnostic EGD, diagnostic EGD without biopsy, diagnostic upper endoscopy, EGD with biopsy, EGD with lesion removal, endoscopic injection, esophagogastroduodenoscopy (EGD), therapeutic EGD, therapeutic upper endoscopy, upper endoscopy, upper endoscopy with biopsy, and upper endoscopy with lesion removal that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2012 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

diagnostic procedures	70
doctor visit	208
gastrointestinal procedures	118
hospital care	219
inpatient care	219
minimally invasive procedures	118
preventive care	48
removal of lesion (e.g. growth)	70

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

diagnostic procedures	117
doctor visit	322
gastrointestinal procedures	135
minimally invasive procedures	135
preventive care	18
removal of lesion (e.g. growth)	117

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	70
Female	141

**Age**
From 65 to 74	76
From 75 to 84	52
85 and over	16
Less than 65	67

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2013

Hypertension	49
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	25
Depression	34
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	6
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

diagnostic procedures	147
doctor visit	354
gastrointestinal procedures	177
minimally invasive procedures	177
preventive care	30
removal of lesion (e.g. growth)	147

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	82
Female	170

**Age**
From 65 to 74	98
From 75 to 84	55
85 and over	18
Less than 65	81

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2014

Hypertension	57
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	27
Depression	38
Chronic Kidney Disease	15
Asthma	10
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	28
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

diagnostic procedures	301
doctor visit	500
gastrointestinal procedures	351
minimally invasive procedures	351
preventive care	50
removal of lesion (e.g. growth)	301

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	276
Female	438

**Ethnicity**
Non-Hispanic White	686
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	318
From 75 to 84	178
85 and over	38
Less than 65	180

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2015

Hypertension	58
High Cholesterol	50
Stroke	4
Ischemic Heart Disease	23
Depression	28
Chronic Kidney Disease	13
Asthma	15
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	25
Dementia	4
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

diagnostic procedures	231
doctor visit	464
gastrointestinal procedures	305
injections	21
minimally invasive procedures	305
preventive care	53
removal of lesion (e.g. growth)	231

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	124
Female	221

**Ethnicity**
Non-Hispanic White	334
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	69
85 and over	27
Less than 65	111

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2016

Hypertension	58
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	23
Depression	32
Chronic Kidney Disease	17
Asthma	24
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2017 were hospital care, inpatient care, removal of lesion (e.g. growth) and minimally invasive procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

diagnostic procedures	12
gastrointestinal procedures	12
hospital care	135
inpatient care	135
minimally invasive procedures	12
removal of lesion (e.g. growth)	12

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	32
Female	30

**Ethnicity**
Non-Hispanic White	38
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	20
85 and over	17
Less than 65	0

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2017

Hypertension	75
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	66
Depression	48
Chronic Kidney Disease	68
Asthma	0
Osteoperosis	0
Atrial Fibrilation	35
Heart Failure	68
Chronic Obstructive Pulmonary Disease	42
Diabetes	65
Dementia	34
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2018 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

anastomosis	19
catheterization	19
diagnostic procedures	125
doctor visit	158
gastrointestinal procedures	207
hospital care	645
injections	16
inpatient care	645
minimally invasive procedures	207
preventive care	25
removal of lesion (e.g. growth)	125

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	210
Female	275

**Ethnicity**
Non-Hispanic White	334
Black	66
Hispanic	67
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	164
From 75 to 84	136
85 and over	108
Less than 65	77

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	61
Depression	35
Chronic Kidney Disease	60
Asthma	10
Osteoperosis	11
Atrial Fibrilation	27
Heart Failure	46
Chronic Obstructive Pulmonary Disease	39
Diabetes	60
Dementia	35
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2019 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

anastomosis	41
catheterization	41
diagnostic procedures	191
doctor visit	334
gastrointestinal procedures	335
hospital care	2715
injections	13
inpatient care	2715
minimally invasive procedures	335
preventive care	60
removal of lesion (e.g. growth)	191

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	482
Female	524

**Ethnicity**
Non-Hispanic White	750
Black	152
Hispanic	69
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	312
85 and over	231
Less than 65	165

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	66
Depression	38
Chronic Kidney Disease	64
Asthma	11
Osteoperosis	13
Atrial Fibrilation	32
Heart Failure	44
Chronic Obstructive Pulmonary Disease	35
Diabetes	58
Dementia	34
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2020 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

anastomosis	52
catheterization	52
diagnostic procedures	158
doctor visit	271
gastrointestinal procedures	318
hospital care	2587
injections	11
inpatient care	2587
minimally invasive procedures	318
preventive care	45
removal of lesion (e.g. growth)	158

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	446
Female	550

**Ethnicity**
Non-Hispanic White	748
Black	137
Hispanic	79
Asian	13
Other	19
Native American	0

**Age**
From 65 to 74	263
From 75 to 84	357
85 and over	233
Less than 65	143

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	68
Depression	36
Chronic Kidney Disease	69
Asthma	13
Osteoperosis	13
Atrial Fibrilation	30
Heart Failure	46
Chronic Obstructive Pulmonary Disease	32
Diabetes	56
Dementia	36
Cancer	20

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2021 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

anastomosis	24
catheterization	24
diagnostic procedures	223
doctor visit	409
gastrointestinal procedures	353
hospital care	2398
injections	22
inpatient care	2398
minimally invasive procedures	353
preventive care	53
removal of lesion (e.g. growth)	223

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	474
Female	636

**Ethnicity**
Non-Hispanic White	850
Black	138
Hispanic	81
Asian	23
Other	18
Native American	0

**Age**
From 65 to 74	305
From 75 to 84	388
85 and over	280
Less than 65	137

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	68
Depression	38
Chronic Kidney Disease	64
Asthma	12
Osteoperosis	14
Atrial Fibrilation	29
Heart Failure	45
Chronic Obstructive Pulmonary Disease	32
Diabetes	54
Dementia	34
Cancer	22

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ during 2022 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

anastomosis	15
catheterization	15
diagnostic procedures	211
doctor visit	459
gastrointestinal procedures	309
hospital care	1694
injections	12
inpatient care	1694
minimally invasive procedures	320
preventive care	44
removal of lesion (e.g. growth)	211

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	403
Female	567

**Ethnicity**
Non-Hispanic White	721
Black	112
Hispanic	99
Asian	13
Other	25
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	344
85 and over	213
Less than 65	115

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	24
Ischemic Heart Disease	58
Depression	36
Chronic Kidney Disease	46
Asthma	16
Osteoperosis	18
Atrial Fibrilation	37
Heart Failure	39
Chronic Obstructive Pulmonary Disease	35
Diabetes	56
Dementia	26
Cancer	24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Leon Michael Kogan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Leon Michael Kogan, MD treated as a gastroenterologist in Neptune, NJ were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

anastomosis	30
catheterization	30
diagnostic procedures	162
doctor visit	347
gastrointestinal procedures	238
hospital care	1484
injections	15
inpatient care	1484
minimally invasive procedures	239
preventive care	42
removal of lesion (e.g. growth)	162

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Leon Michael Kogan, MD.

**Gender**
Male	236
Female	322

**Ethnicity**
Black / African American	55
Asian / Pacific Islander	4
Non-Hispanic White	405
Native American / Alaskan Native	0
Hispanic	37
Other	7

**Age**
75 to 84	173
85 and over	107
Less than 65	97
65 to 74	178

Average of Total of Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Leon Michael Kogan, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	61
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	44
Depression	33
Chronic Kidney Disease	39
Asthma	10
Osteoporosis	8
Heart Failure	31
Chronic Obstructive Pulmonary Disease	25
Diabetes	41
Atrial Fibrillation	21
Dementia	20
Cancer	13

Education & Training

He has a state license in New York.

Licensed In: New York

Ratings & Reviews

Dr. Leon Michael Kogan, MD does not have any reviews yet, be the first to leave a review of Dr. Leon Michael Kogan, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
AbbVie Inc.	$351 Rinvoq $159	Skyrizi $90	Humira $68	Creon $34
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$330 XIFAXAN $330
Janssen Biotech, Inc.	$138 STELARA $113	SIMPONI ARIA $25
Celgene Corporation	$130 ZEPOSIA $114	$16
Medtronic Vascular, Inc.	$108 STENTS $108
Other	$514 DUPIXENT $85	IBSRELA $76	Ocaliva $53	ZINPLAVA $47	XELJANZ $38	Other $214

**Types of Payments**
Food and Beverage	$1,571

Biography

Dr. Leon Kogan obtained a license to practice in New Hampshire.

Select Year:

Dr. Leon Michael Kogan, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Leon Michael Kogan, MD in 2023

By Volume:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Leon Michael Kogan, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Neptune, NJ