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Dr. Mareena Susan Zachariah, MD

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Specializes in: Adult Nephrology and Transplant Surgery

462 Grider Street
Buffalo, NY 14215

(716) 898-4803

Dr. Mareena Susan Zachariah, MD is a nephrologist in Buffalo, NY specializing in adult nephrology and transplant surgery.

Office Locations

462 Grider Street
Buffalo, NY 14215

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	325
hospital care	335
inpatient care	335

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	370
hospital care	199
inpatient care	199

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	92
Female	51

**Ethnicity**
Non-Hispanic White	76
Black	49
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	103

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	54
Depression	20
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	50
Chronic Obstructive Pulmonary Disease	13
Diabetes	66
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2014 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

dialysis	19
doctor visit	373
hospital care	98
inpatient care	98

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	96
Female	64

**Ethnicity**
Non-Hispanic White	97
Black	50
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	38
From 75 to 84	0
85 and over	0
Less than 65	108

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	48
Depression	23
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	39
Chronic Obstructive Pulmonary Disease	15
Diabetes	61
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	373
hospital care	282
inpatient care	282

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	232
Female	146

**Ethnicity**
Non-Hispanic White	214
Black	114
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	260

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	46
Depression	25
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	37
Chronic Obstructive Pulmonary Disease	13
Diabetes	63
Dementia	6
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	221
hospital care	281
inpatient care	281

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	100
Female	78

**Ethnicity**
Non-Hispanic White	90
Black	53
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	13
85 and over	0
Less than 65	116

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	48
Depression	28
Chronic Kidney Disease	75
Asthma	16
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	35
Chronic Obstructive Pulmonary Disease	12
Diabetes	66
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2017 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

dialysis	42
doctor visit	163
hospital care	74
inpatient care	74

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	82
Female	108

**Ethnicity**
Non-Hispanic White	0
Black	30
Hispanic	0
Asian	0
Other	0
Native American	139

**Age**
From 65 to 74	64
From 75 to 84	49
85 and over	31
Less than 65	46

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2017

Hypertension	74
High Cholesterol	35
Stroke	8
Ischemic Heart Disease	33
Depression	24
Chronic Kidney Disease	51
Asthma	12
Osteoperosis	11
Atrial Fibrilation	6
Heart Failure	27
Chronic Obstructive Pulmonary Disease	15
Diabetes	62
Dementia	29
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	136
hospital care	197
inpatient care	197

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	81
Female	62

**Ethnicity**
Non-Hispanic White	0
Black	126
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	96

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2018

Hypertension	75
High Cholesterol	59
Stroke	13
Ischemic Heart Disease	57
Depression	16
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	59
Chronic Obstructive Pulmonary Disease	24
Diabetes	61
Dementia	12
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2019 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

dialysis	15
doctor visit	278
hospital care	526
inpatient care	526

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	146
Female	95

**Ethnicity**
Non-Hispanic White	29
Black	201
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	0
85 and over	0
Less than 65	158

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	11
Ischemic Heart Disease	67
Depression	22
Chronic Kidney Disease	75
Asthma	16
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	65
Chronic Obstructive Pulmonary Disease	35
Diabetes	68
Dementia	22
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	256
hospital care	301
inpatient care	301

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	140
Female	97

**Ethnicity**
Non-Hispanic White	27
Black	197
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	60
From 75 to 84	0
85 and over	0
Less than 65	159

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2020

Hypertension	75
High Cholesterol	59
Stroke	9
Ischemic Heart Disease	58
Depression	18
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	59
Chronic Obstructive Pulmonary Disease	32
Diabetes	66
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

doctor visit	195
hospital care	384
inpatient care	384

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	124
Female	101

**Ethnicity**
Non-Hispanic White	46
Black	156
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	0
85 and over	0
Less than 65	148

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2021

Hypertension	75
High Cholesterol	64
Stroke	9
Ischemic Heart Disease	64
Depression	22
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	60
Chronic Obstructive Pulmonary Disease	28
Diabetes	65
Dementia	17
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2022 were hospital care, inpatient care, hemofiltration and dialysis.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

dialysis	36
doctor visit	93
hemofiltration	36
hospital care	426
inpatient care	426

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	125
Female	120

**Ethnicity**
Non-Hispanic White	128
Black	0
Hispanic	92
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	85
From 75 to 84	45
85 and over	19
Less than 65	96

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	53
Depression	34
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	10
Atrial Fibrilation	27
Heart Failure	58
Chronic Obstructive Pulmonary Disease	28
Diabetes	67
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2023 were hospital care, inpatient care, hemofiltration and dialysis.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

dialysis	34
doctor visit	101
hemofiltration	34
hospital care	341
inpatient care	341

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	107
Female	117

**Ethnicity**
Non-Hispanic White	114
Black	0
Hispanic	93
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	45
85 and over	15
Less than 65	84

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	51
Depression	29
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	13
Atrial Fibrilation	30
Heart Failure	47
Chronic Obstructive Pulmonary Disease	21
Diabetes	69
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY during 2024 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

dialysis	56
doctor visit	117
hemofiltration	41
hospital care	426
inpatient care	426

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Male	112
Female	114

**Ethnicity**
Non-Hispanic White	108
Black	0
Hispanic	93
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	46
85 and over	14
Less than 65	77

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	50
Depression	30
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	11
Atrial Fibrilation	31
Heart Failure	50
Chronic Obstructive Pulmonary Disease	26
Diabetes	70
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mareena Susan Zachariah, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mareena Susan Zachariah, MD treated as a nephrologist in Buffalo, NY were hospital care, inpatient care, hemofiltration and dialysis.

dialysis	33
doctor visit	230
hemofiltration	37
hospital care	297
inpatient care	297

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mareena Susan Zachariah, MD.

**Gender**
Female	88
Male	110

**Ethnicity**
Black / African American	75
Asian / Pacific Islander	0
Non-Hispanic White	71
Native American / Alaskan Native	10
Hispanic	25
Other	0

**Age**
85 and over	6
75 to 84	15
Less than 65	111
65 to 74	45

Average of Total of Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	48
Depression	22
Chronic Kidney Disease	67
Asthma	12
Osteoporosis	3
Heart Failure	45
Chronic Obstructive Pulmonary Disease	20
Diabetes	60
Atrial Fibrillation	13
Cancer	6
Dementia	11

Education & Training

She has a state license in New York.

Licensed In: New York

Ratings & Reviews

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General Payments

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

**Payments by Company**
Alexion Pharmaceuticals, Inc.	$347 SOLIRIS $237	ULTOMIRIS $16	$94
Otsuka America Pharmaceutical, Inc.	$248 JYNARQUE $89	SAMSCA $14	$145
AstraZeneca Pharmaceuticals LP	$235 FARXIGA $123	LOKELMA $98	BRILINTA $14
Relypsa, Inc.	$231 VELTASSA $231
Amgen Inc.	$199 Parsabiv $199
Other	$1,892 ACTHAR $405	Vafseo $155	Renal - PD $142	NXSTAGE SYSTEM ONE $126	Kerendia $123	Other $942

**Types of Payments**
Food and Beverage	$2,733
Education	$420

Research Payments

Dr. Mareena Susan Zachariah, MD has received 4 research payments totaling $63,290.

Biography

Dr. Mareena Zachariah is a specialist in adult nephrology. She works in Buffalo, NY. Dr. Zachariah obtained a license to practice in Wisconsin.

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Dr. Mareena Susan Zachariah, MD

Office Locations

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. Mareena Susan Zachariah, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Mareena Susan Zachariah, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

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