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Dr. Diwakar V. Lingam, MD

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Specializes in: Cardiology (Heart Disease), Internal Medicine (Adult Medicine) and Hospital Medicine (Hospitalist)

Siddhartha Medical College

685 Twelve Bridges Drive Suite D
Lincoln, CA 95648

(916) 644-3148

Dr. Diwakar V. Lingam, MD is a cardiologist in Roseville, CA specializing in cardiology (heart disease), internal medicine (adult medicine) and hospital medicine (hospitalist). He graduated from Siddhartha Medical College. Dr. Diwakar V. Lingam, MD is affiliated with Sutter Health and Hill Physicians.

Office Locations

Sutter Health

1524 Eureka Road
Roseville, CA 95661

(916) 782-2146

(916) 782-9076

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685 Twelve Bridges Drive Inc.
Suite D Lincoln, CA 95648

(916) 782-2146

open_in_new

Sutter Health

685 Twelve Bridges Drive Suite D
Lincoln, CA 95648

(916) 644-3148

(916) 380-5983

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Inc. 2 Medical Plaza Drive Suite 175
Roseville, CA 95661

(916) 782-2146

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In The News

“Dr. Diwakar Lingam, Jamesville, New York.”—"Arkansas Hotelier Shashwat Goyal Sued Over Alleged Mismanagement", Arkansas Business, August 2025

Noteworthy Medicare Patient Procedures Performed by Dr. Diwakar V. Lingam, MD in 2024

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

Top 5%

By Volume:

cardiac stress testing

cardiac procedures

Doppler echocardiography

echocardiogram

myocardial perfusion SPECT

nuclear scan

stress EKG

In 2024, Dr. Diwakar V. Lingam, MD performed more cardiac (heart) stress testing, cardiac procedures, Doppler echocardiography, echocardiogram (echo), myocardial perfusion SPECT, nuclear scan, and stress EKG procedures for Medicare patients than 95% of providers in related specialties within California.

Top 10%

By Volume:

ultrasound

By Affordability:

minimally invasive procedures

transesophageal echocardiography

In 2024, among providers in related specialties within California, Dr. Diwakar V. Lingam, MD performed more ultrasound (sonogram) procedures for Medicare patients than 90% of them and he also had a list price for minimally invasive procedures, and transesophageal echocardiography (TEE) that was lower than the list prices billed to Medicare by 90% 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 Volume:

inpatient hospital care

By Affordability:

cardiac imaging

color Doppler echocardiography

Doppler echocardiography

Doppler ultrasound

echocardiogram

spectral Doppler echocardiography

ultrasound

In 2012, among providers in related specialties within California, Dr. Diwakar V. Lingam, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of them and he also had a list price for cardiac imaging, color Doppler echocardiography, Doppler echocardiography, Doppler ultrasound, echocardiogram (echo), spectral Doppler echocardiography, and ultrasound (sonogram) 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. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2012 were hospital care, inpatient care, outpatient care and cardioversion.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

cardioversion	16
hospital care	776
inpatient care	721
outpatient care	55

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

hospital care	711
inpatient care	604
outpatient care	107

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	1144
Female	1464

**Ethnicity**
Non-Hispanic White	2398
Black	131
Hispanic	29
Asian	15
Other	24
Native American	11

**Age**
From 65 to 74	710
From 75 to 84	820
85 and over	657
Less than 65	421

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	73
Depression	33
Chronic Kidney Disease	49
Asthma	14
Osteoperosis	10
Atrial Fibrilation	29
Heart Failure	46
Chronic Obstructive Pulmonary Disease	36
Diabetes	44
Dementia	23
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2014 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

hospital care	861
inpatient care	784
outpatient care	77

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	1130
Female	1365

**Ethnicity**
Non-Hispanic White	2272
Black	137
Hispanic	26
Asian	21
Other	24
Native American	15

**Age**
From 65 to 74	613
From 75 to 84	794
85 and over	679
Less than 65	409

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2014

Hypertension	75
High Cholesterol	73
Stroke	11
Ischemic Heart Disease	69
Depression	33
Chronic Kidney Disease	51
Asthma	13
Osteoperosis	11
Atrial Fibrilation	30
Heart Failure	49
Chronic Obstructive Pulmonary Disease	36
Diabetes	44
Dementia	21
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

hospital care	1120
inpatient care	1070
outpatient care	50

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	1970
Female	2348

**Ethnicity**
Non-Hispanic White	3944
Black	186
Hispanic	72
Asian	28
Other	62
Native American	26

**Age**
From 65 to 74	1186
From 75 to 84	1266
85 and over	1134
Less than 65	732

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2015

Hypertension	75
High Cholesterol	74
Stroke	12
Ischemic Heart Disease	70
Depression	34
Chronic Kidney Disease	49
Asthma	26
Osteoperosis	11
Atrial Fibrilation	34
Heart Failure	49
Chronic Obstructive Pulmonary Disease	38
Diabetes	42
Dementia	21
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

hospital care	974
inpatient care	897
outpatient care	77

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	268
Female	355

**Ethnicity**
Non-Hispanic White	579
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	181
85 and over	156
Less than 65	100

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	70
Depression	40
Chronic Kidney Disease	57
Asthma	41
Osteoperosis	11
Atrial Fibrilation	35
Heart Failure	52
Chronic Obstructive Pulmonary Disease	37
Diabetes	43
Dementia	28
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2020 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

cardiac procedures	393
doctor visit	629
hospital care	172
inpatient care	172
minimally invasive procedures	12
nuclear scan	38
stress testing	73
ultrasound (sonogram)	320

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	373
Female	318

**Ethnicity**
Non-Hispanic White	595
Black	11
Hispanic	42
Asian	29
Other	0
Native American	0

**Age**
From 65 to 74	212
From 75 to 84	271
85 and over	158
Less than 65	50

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	59
Depression	27
Chronic Kidney Disease	49
Asthma	10
Osteoperosis	9
Atrial Fibrilation	35
Heart Failure	38
Chronic Obstructive Pulmonary Disease	21
Diabetes	38
Dementia	16
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2021 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

cardiac procedures	1044
doctor visit	1285
hospital care	493
inpatient care	493
minimally invasive procedures	19
nuclear scan	208
stress testing	320
ultrasound (sonogram)	724

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	626
Female	566

**Ethnicity**
Non-Hispanic White	1011
Black	24
Hispanic	71
Asian	52
Other	18
Native American	16

**Age**
From 65 to 74	403
From 75 to 84	476
85 and over	232
Less than 65	81

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	11
Ischemic Heart Disease	58
Depression	25
Chronic Kidney Disease	48
Asthma	10
Osteoperosis	12
Atrial Fibrilation	33
Heart Failure	41
Chronic Obstructive Pulmonary Disease	21
Diabetes	36
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2022 were cardiac procedures, ultrasound (sonogram), stress testing and nuclear scan.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

cardiac procedures	1707
cardioversion	18
doctor visit	1571
hospital care	499
inpatient care	499
minimally invasive procedures	24
nuclear scan	504
stress testing	757
ultrasound (sonogram)	950

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	814
Female	806

**Ethnicity**
Non-Hispanic White	1395
Black	37
Hispanic	89
Asian	53
Other	33
Native American	13

**Age**
From 65 to 74	576
From 75 to 84	639
85 and over	329
Less than 65	76

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	45
Depression	22
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	17
Atrial Fibrilation	40
Heart Failure	34
Chronic Obstructive Pulmonary Disease	22
Diabetes	33
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2023 were cardiac procedures, ultrasound (sonogram), stress testing and nuclear scan.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

cardiac procedures	2145
cardioversion	16
doctor visit	1535
hospital care	525
inpatient care	525
minimally invasive procedures	14
nuclear scan	577
stress testing	936
ultrasound (sonogram)	1209

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	976
Female	931

**Ethnicity**
Non-Hispanic White	1615
Black	41
Hispanic	106
Asian	86
Other	48
Native American	11

**Age**
From 65 to 74	648
From 75 to 84	782
85 and over	377
Less than 65	100

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	46
Depression	25
Chronic Kidney Disease	35
Asthma	12
Osteoperosis	16
Atrial Fibrilation	38
Heart Failure	35
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA during 2024 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

cardiac procedures	1676
cardioversion	14
doctor visit	2070
hospital care	490
inpatient care	490
minimally invasive procedures	14
nuclear scan	321
stress testing	554
ultrasound (sonogram)	1122

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Male	972
Female	925

**Ethnicity**
Non-Hispanic White	1629
Black	47
Hispanic	101
Asian	66
Other	0
Native American	0

**Age**
From 65 to 74	613
From 75 to 84	838
85 and over	377
Less than 65	69

Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	49
Depression	24
Chronic Kidney Disease	37
Asthma	14
Osteoperosis	18
Atrial Fibrilation	41
Heart Failure	34
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Diwakar V. Lingam, MD for Medicare patients.

The highest averages for the top procedures that Dr. Diwakar V. Lingam, MD treated as a cardiologist in Roseville, CA were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

cardiac procedures	1393
cardioversion	16
doctor visit	1418
hospital care	662
inpatient care	625
minimally invasive procedures	16
nuclear scan	329
outpatient care	73
stress testing	528
ultrasound (sonogram)	865

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Diwakar V. Lingam, MD.

**Gender**
Female	907
Male	827

**Ethnicity**
Black / African American	63
Asian / Pacific Islander	35
Non-Hispanic White	1543
Native American / Alaskan Native	9
Hispanic	53
Other	20

**Age**
85 and over	409
75 to 84	606
Less than 65	203
65 to 74	514

Average of Total of Conditions of Medicare patients treated by Dr. Diwakar V. Lingam, MD From 2012 - 2024

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

Hypertension	67
High Cholesterol	67
Stroke	11
Ischemic Heart Disease	53
Depression	26
Chronic Kidney Disease	41
Asthma	15
Osteoporosis	11
Heart Failure	37
Chronic Obstructive Pulmonary Disease	25
Diabetes	34
Atrial Fibrillation	31
Cancer	14
Dementia	15

Education & Training

Dr. Diwakar V. Lingam, MD graduated from Siddhartha Medical College. He completed residency at SUNY Downstate Medical Center and Affiliated Hospitals. He is certified by the Board Certification: Internal Medicine and has a state license in New York.

Medical School: Siddhartha Medical College

Residency: SUNY Downstate Medical Center and Affiliated Hospitals

Board Certification: Board Certification: Internal Medicine

Licensed In: New York

Affiliations & Hospitals

Dr. Diwakar V. Lingam, MD is associated with these hospitals and organizations:

Sutter Health

Hill Physicians

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Diwakar V. Lingam, MD appears to accept the following insurance providers: WellCare, Blue Shield of California, Medicare Advantage, SCAN Health Plan, United Healthcare, Aetna, Cigna, Anthem Blue Cross of California, Anthem, Health Net, UnitedHealthcare, Health Net: ELECT POS, Large and Small Group, Central Health Plan, Sutter Health Plan: Large and Small Group HMO, Western Health Advantage (WHA), Aetna: Health Fund HMO (aka HMO/HRA), SCAN: Sutter Senior Advantage, a SCAN Medicare Plan (HMO), Aetna: HMO, Aetna: Quality Point of Service (QPOS), Health Net: Salud HMO Plus Large/Custom Group, Sutter Health Plan: Individual and Family Plan HMO, Health Net: SELECT three-tier POS and SELECT two-tier POS, Large and Small Group, Hill Physicians Care Solutions, Health Net: ELECT Open Access POS, Large and Small Group, Aetna: HMO Deductible Plans and Health Net: Health Net HMO: Large Group (101+ employees) & Small Group (2-100 employees).

Insurance Accepted by Provider includes:

According to our sources, Dr. Diwakar V. Lingam, MD accepts the following insurance providers:

WellCare

Blue Shield of California

Medicare Advantage

SCAN Health Plan

United Healthcare

Aetna

Cigna

Anthem Blue Cross of California

Anthem

Health Net

UnitedHealthcare

Health Net: ELECT POS, Large and Small Group

Central Health Plan

Sutter Health Plan: Large and Small Group HMO

Western Health Advantage (WHA)

Aetna: Health Fund HMO (aka HMO/HRA)

SCAN: Sutter Senior Advantage, a SCAN Medicare Plan (HMO)

Aetna: HMO

Aetna: Quality Point of Service (QPOS)

Health Net: Salud HMO Plus Large/Custom Group

Sutter Health Plan: Individual and Family Plan HMO

Health Net: SELECT three-tier POS and SELECT two-tier POS, Large and Small Group

Hill Physicians Care Solutions

Health Net: ELECT Open Access POS, Large and Small Group

Aetna: HMO Deductible Plans

Health Net: Health Net HMO: Large Group (101+ employees) & Small Group (2-100 employees)

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General Payments

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

**Payments by Company**
Amgen Inc.	$873 Repatha $850	$23
E.R. Squibb & Sons, L.L.C.	$813 CAMZYOS $520	ELIQUIS $292
Janssen Pharmaceuticals, Inc	$506 XARELTO $506
AstraZeneca Pharmaceuticals LP	$476 FARXIGA $425	WAINUA $35	BRILINTA $16
Boehringer Ingelheim Pharmaceuticals, Inc.	$385 JARDIANCE $327	Pradaxa $31	Praxbind $15	SPIRIVA RESPIMAT $12
Other	$2,653 MULTAQ $347	VERQUVO $230	LEQVIO $208	Harmony $181	LifeVest $163	Other $1,524

**Types of Payments**
Food and Beverage	$5,697
Education	$9

Biography

Dr. Diwakar Lingam is a hospital medicine (hospitalist) and cardiology (heart disease) specialist. Dr. Lingam (or staff) speaks the following languages: Telugu and Hindi. His hospital/clinic affiliations include Sutter Roseville Medical Center and Hill Physicians. Before performing his residency at a hospital affiliated with SUNY Downstate Medical Center, Dr. Lingam attended Siddhartha Medical College for medical school. Dr. Lingam seems to honor Anthem, UnitedHealthcare, Blue California, and more. He has an open panel in Roseville, CA according to Hill Physicians.