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Dr. Sankar Narayan Niranjan, FASN, MD

(Sankar Narayan Niranjan MD FASN)

(No ratings)

Specializes in: General Practice and Adult Nephrology

Kilpauk Medical College

900 Blake Wilbur Drive
Palo Alto, CA 94304

(650) 723-6961

Dr. Sankar Narayan Niranjan, FASN, MD is a general practitioner in Palo Alto, CA specializing in general practice and adult nephrology. He graduated from Kilpauk Medical College. Dr. Sankar Narayan Niranjan, FASN, MD is affiliated with Stanford Health Care and GREATER HARTFORD NEPHROLOGY LLC.

Office Locations

900 Blake Wilbur Drive
Palo Alto, CA 94304

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In The News

“Dr. Niranjan Sankaranarayanan, a nephrologist in Bloomfield, does not accept money for consulting and speaking engagements from pharma companies, though he did earlier in his career.”—"Pharma cash flows to Connecticut doctors for consultant work", Fairfield Citizen, February 2022

Noteworthy Medicare Patient Procedures Performed by Dr. Sankar Narayan Niranjan, FASN, MD in 2023

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

Top 25%

By Volume:

dialysis

In 2013, Dr. Sankar Narayan Niranjan, FASN, MD performed more dialysis procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2014 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	450
doctor visit	350
hemofiltration	72
hospital care	1108
inpatient care	1108
lab tests	86

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	339
Female	314

**Ethnicity**
Non-Hispanic White	365
Black	219
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	207
85 and over	156
Less than 65	113

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2014

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2014 were chronic kidney disease, hypertension, high cholesterol and heart failure.

Hypertension	75
High Cholesterol	70
Stroke	14
Ischemic Heart Disease	68
Depression	36
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	7
Atrial Fibrilation	32
Heart Failure	68
Chronic Obstructive Pulmonary Disease	32
Diabetes	64
Dementia	25
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2015 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	387
doctor visit	337
hemofiltration	81
hospital care	1113
inpatient care	1113
lab tests	91

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	600
Female	542

**Ethnicity**
Non-Hispanic White	636
Black	374
Hispanic	94
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	384
85 and over	230
Less than 65	234

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2015

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2015 were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	70
Stroke	15
Ischemic Heart Disease	69
Depression	38
Chronic Kidney Disease	75
Asthma	25
Osteoperosis	9
Atrial Fibrilation	34
Heart Failure	68
Chronic Obstructive Pulmonary Disease	34
Diabetes	58
Dementia	27
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2016 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	399
doctor visit	248
hemofiltration	99
hospital care	977
inpatient care	977
lab tests	16

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	271
Female	263

**Ethnicity**
Non-Hispanic White	293
Black	174
Hispanic	41
Asian	13
Other	13
Native American	0

**Age**
From 65 to 74	152
From 75 to 84	174
85 and over	97
Less than 65	111

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2016

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2016 were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	72
Stroke	8
Ischemic Heart Disease	69
Depression	38
Chronic Kidney Disease	75
Asthma	37
Osteoperosis	7
Atrial Fibrilation	30
Heart Failure	63
Chronic Obstructive Pulmonary Disease	32
Diabetes	63
Dementia	29
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2017 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	346
doctor visit	230
hemofiltration	81
hospital care	1160
inpatient care	1160

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	320
Female	294

**Ethnicity**
Non-Hispanic White	375
Black	159
Hispanic	47
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	172
From 75 to 84	194
85 and over	127
Less than 65	121

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2017

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2017 were chronic kidney disease, hypertension, ischemic heart disease and high cholesterol.

Hypertension	75
High Cholesterol	70
Stroke	10
Ischemic Heart Disease	71
Depression	43
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	9
Atrial Fibrilation	34
Heart Failure	66
Chronic Obstructive Pulmonary Disease	36
Diabetes	64
Dementia	30
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2018 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	273
doctor visit	207
hemofiltration	42
hospital care	883
inpatient care	883
lab tests	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	252
Female	206

**Ethnicity**
Non-Hispanic White	266
Black	126
Hispanic	37
Asian	12
Other	17
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	145
85 and over	95
Less than 65	84

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2018

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2018 were chronic kidney disease, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	75
Depression	41
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	11
Atrial Fibrilation	33
Heart Failure	68
Chronic Obstructive Pulmonary Disease	31
Diabetes	64
Dementia	31
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2019 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	302
doctor visit	211
hemofiltration	81
hospital care	613
inpatient care	613

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	206
Female	188

**Ethnicity**
Non-Hispanic White	225
Black	104
Hispanic	32
Asian	12
Other	21
Native American	0

**Age**
From 65 to 74	119
From 75 to 84	125
85 and over	66
Less than 65	84

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2019

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2019 were chronic kidney disease, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	73
Depression	43
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	9
Atrial Fibrilation	35
Heart Failure	68
Chronic Obstructive Pulmonary Disease	29
Diabetes	61
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2020 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	280
doctor visit	163
hemofiltration	89
hospital care	501
inpatient care	501
lab tests	17

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	191
Female	173

**Ethnicity**
Non-Hispanic White	205
Black	104
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	139
85 and over	46
Less than 65	74

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2020

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2020 were chronic kidney disease, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	71
Depression	46
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	8
Atrial Fibrilation	31
Heart Failure	65
Chronic Obstructive Pulmonary Disease	26
Diabetes	62
Dementia	25
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2021 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	230
doctor visit	209
hemofiltration	64
hospital care	612
inpatient care	612
lab tests	19

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	213
Female	175

**Ethnicity**
Non-Hispanic White	231
Black	91
Hispanic	41
Asian	11
Other	14
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	147
85 and over	71
Less than 65	72

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2021

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2021 were chronic kidney disease, high cholesterol, hypertension and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	70
Depression	36
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	8
Atrial Fibrilation	33
Heart Failure	68
Chronic Obstructive Pulmonary Disease	24
Diabetes	63
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2022 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	255
doctor visit	256
hemofiltration	78
hospital care	438
inpatient care	438
lab tests	20

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	198
Female	169

**Ethnicity**
Non-Hispanic White	234
Black	75
Hispanic	33
Asian	11
Other	14
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	151
85 and over	72
Less than 65	56

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2022

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2022 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	56
Depression	34
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	13
Atrial Fibrilation	45
Heart Failure	61
Chronic Obstructive Pulmonary Disease	28
Diabetes	61
Dementia	18
Cancer	20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA during 2023 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

dialysis	160
doctor visit	251
hemofiltration	39
hospital care	339
inpatient care	339
lab tests	12

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	168
Female	158

**Ethnicity**
Non-Hispanic White	202
Black	82
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	137
85 and over	68
Less than 65	43

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2023

The most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated during 2023 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	54
Depression	30
Chronic Kidney Disease	75
Asthma	17
Osteoperosis	10
Atrial Fibrilation	44
Heart Failure	56
Chronic Obstructive Pulmonary Disease	21
Diabetes	64
Dementia	17
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2023

Volume of procedures performed by Dr. Sankar Narayan Niranjan, FASN, MD for Medicare patients.

The highest averages for the top procedures that Dr. Sankar Narayan Niranjan, FASN, MD treated as a general practitioner in Palo Alto, CA were hospital care, inpatient care, dialysis and hemofiltration.

dialysis	308
doctor visit	246
hemofiltration	72
hospital care	774
inpatient care	774
lab tests	34

Average Medicare Patient Data From 2014 - 2023

Information about Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD.

**Gender**
Male	275
Female	248

**Ethnicity**
Black / African American	150
Asian / Pacific Islander	5
Non-Hispanic White	303
Hispanic	41
Native American / Alaskan Native	0
Other	9

**Age**
75 to 84	180
85 and over	102
Less than 65	99
65 to 74	141

Average of Total of Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD From 2014 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Sankar Narayan Niranjan, FASN, MD treated were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	73
Stroke	12
Ischemic Heart Disease	67
Depression	38
Chronic Kidney Disease	75
Asthma	17
Osteoporosis	9
Heart Failure	65
Chronic Obstructive Pulmonary Disease	29
Diabetes	62
Atrial Fibrillation	35
Cancer	15
Dementia	25

Education & Training

Dr. Sankar Narayan Niranjan, FASN, MD graduated from Kilpauk Medical College. He completed residency at University of Connecticut Affiliated Hospitals. He is certified by the American Board of Internal Medicine, Nephrology and has a state license in California.

Medical School: Kilpauk Medical College

Residency: University of Connecticut Affiliated Hospitals

Board Certification: American Board of Internal Medicine, Nephrology

Licensed In: California

Affiliations & Hospitals

Dr. Sankar Narayan Niranjan, FASN, MD is associated with these hospitals and organizations:

Stanford Health Care

GREATER HARTFORD NEPHROLOGY LLC

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Sankar Narayan Niranjan, FASN, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Baxter Healthcare	$1,823 Renal - Prismaflex System $1,546	Renal - Non Product Related $125	Renal - PD $27	$125
AstraZeneca UK Limited	$1,336 $1,336
Amgen Inc.	$258 Parsabiv $80	Tavneos $29	Sensipar $15	$133
GENZYME CORPORATION	$136 FABRAZYME $136
SANOFI-AVENTIS U.S. LLC	$130 RENVELA $130
Other	$1,064 Auryxia $128	ACTHAR $81	LUPKYNIS $75	COVERA $73	JYNARQUE $58	Other $649

**Types of Payments**
Food and Beverage	$2,504
Travel and Lodging	$2,235
Gift	$5
Education	$2

Research Payments

Dr. Sankar Narayan Niranjan, FASN, MD has received 10 research payments totaling $32,534.

Biography

Dr. Sankar Niranjan practices adult nephrology. He graduated from Kilpauk Medical College. He completed his residency training at a hospital affiliated with the University of Connecticut. Dr. Niranjan has received professional recognition including the following: CAPI Community Service Award, Connecticut Association of Physicians of Indian Origin; Lifetime Achievement Award - CAPI, Connecticut Association of Physicians of Indian origin; and NKF Medical Advisory Board Distinguished Service Award, National Kidney Foundation USA. Dr. Niranjan (or staff) speaks the following languages: Tamil and Hindi. He is professionally affiliated with Stanford Health Care.

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Dr. Sankar Narayan Niranjan, FASN, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Sankar Narayan Niranjan, FASN, MD in 2023

By Volume:

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2023

Average Medicare Patient Data From 2014 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Sankar Narayan Niranjan, FASN, MD From 2014 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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