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Dr. Shaji K. Kumar, MD

(Shaji Kumar, M.D.)

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Specializes in: Oncology (Cancer Care), Hematology (Blood Disorders) and Adult Hematology

All India Institute of Medical Sciences (1991)

Professional interests include: multiple myeloma, amyloidosis, bone marrow transplant

200 First Street SW
Rochester, MN 55905

(507) 284-2511

Dr. Shaji K. Kumar, MD is an oncologist in Rochester, MN specializing in oncology (cancer care), hematology (blood disorders) and adult hematology. He graduated from All India Institute of Medical Sciences in 1991 and has 35 years of experience. Dr. Shaji K. Kumar, MD is affiliated with Mayo Clinic.

Office Locations

200 First Street SW
Rochester, MN 55905

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Rochester, MN

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In The News (see more mentions in the news)

“Added Shaji Kumar, MD, of Mayo Clinic in Rochester, Minnesota: "The key thing is for patients to understand that it's a long journey, and to work closely with the healthcare team."”—"Managing Health-Related Quality of Life in Multiple Myeloma", MedPage Today, February 2026

“However, obtaining the benefits of this clinical progress is contingent on access to the therapies, which remains uneven in the U.S. "A lot depends on insurance availability," said Shaji Kumar, MD,...”—"Managing Relapsed/Refractory Multiple Myeloma in Rural America", MedPage Today, November 2025

“The VRd-lite regimen has reduced the risk of peripheral neuropathy associated with the use of bortezomib, noted Shaji Kumar, MD, of the Mayo Clinic, and colleagues in a "critical review" in The...”—"What to Know About Treating Frail Elderly Patients With Multiple Myeloma", MedPage Today, July 2025

Noteworthy Medicare Patient Procedures Performed by Dr. Shaji K. Kumar, MD in 2023

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

Top 25%

By Volume:

inpatient hospital care

In 2012, Dr. Shaji K. Kumar, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Minnesota.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	136

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	187
hospital care	70
inpatient care	70

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	60
Female	37

**Age**
From 65 to 74	63
From 75 to 84	0
85 and over	0
Less than 65	18

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2013

Hypertension	53
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	43
Asthma	0
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	31
Chronic Obstructive Pulmonary Disease	14
Diabetes	20
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	182
hospital care	50
inpatient care	50

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	65
Female	44

**Age**
From 65 to 74	68
From 75 to 84	18
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2014

Hypertension	52
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	40
Depression	25
Chronic Kidney Disease	43
Asthma	0
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	28
Chronic Obstructive Pulmonary Disease	11
Diabetes	17
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	195

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	110
Female	76

**Age**
From 65 to 74	116
From 75 to 84	40
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2015

Hypertension	57
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	0
Diabetes	15
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	138

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	57
Female	31

**Age**
From 65 to 74	49
From 75 to 84	19
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2016

Hypertension	52
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	52
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	24
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	61
hospital care	36
inpatient care	36

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	42
Female	30

**Age**
From 65 to 74	46
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2017

Hypertension	57
High Cholesterol	33
Stroke	0
Ischemic Heart Disease	35
Depression	28
Chronic Kidney Disease	36
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	0
Diabetes	29
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	94
hospital care	76
inpatient care	76

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	52
Female	32

**Age**
From 65 to 74	57
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2018

Hypertension	65
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	42
Depression	31
Chronic Kidney Disease	50
Asthma	0
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	32
Chronic Obstructive Pulmonary Disease	15
Diabetes	20
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	94
hospital care	61
inpatient care	61

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	57
Female	35

**Age**
From 65 to 74	52
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2019

Hypertension	61
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	40
Depression	30
Chronic Kidney Disease	54
Asthma	0
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	35
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	68
hospital care	54
inpatient care	54

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	57
Female	33

**Age**
From 65 to 74	55
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2020

Hypertension	59
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	60
Asthma	0
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	31
Chronic Obstructive Pulmonary Disease	0
Diabetes	29
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	84
hospital care	80
inpatient care	80

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	65
Female	41

**Age**
From 65 to 74	68
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2021

Hypertension	65
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	38
Depression	28
Chronic Kidney Disease	58
Asthma	0
Osteoperosis	14
Atrial Fibrilation	10
Heart Failure	36
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

doctor visit	133
hospital care	46
inpatient care	46

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	68
Female	46

**Age**
From 65 to 74	63
From 75 to 84	38
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD in 2022

Hypertension	60
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	18
Atrial Fibrilation	18
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Dementia	0
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Shaji K. Kumar, MD for Medicare patients.

The highest averages for the top procedures that Dr. Shaji K. Kumar, MD treated as an oncologist in Rochester, MN were hospital care and inpatient care.

doctor visit	124
hospital care	59
inpatient care	59

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Shaji K. Kumar, MD.

**Gender**
Male	57
Female	36

**Age**
75 to 84	16
85 and over	0
Less than 65	1
65 to 74	57

Average of Total of Conditions of Medicare patients treated by Dr. Shaji K. Kumar, MD From 2012 - 2022

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

Hypertension	52
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	30
Depression	22
Chronic Kidney Disease	43
Asthma	0
Osteoporosis	8
Heart Failure	24
Chronic Obstructive Pulmonary Disease	5
Diabetes	19
Atrial Fibrillation	8
Dementia	1
Cancer	5

Education & Training

Dr. Shaji K. Kumar, MD graduated from All India Institute of Medical Sciences in 1991. He completed residency at All India Institute of Medical Sciences. He is certified by the Hematology American Board of Internal Medicine and has a state license in Minnesota.

Medical School: All India Institute of Medical Sciences (1991)

Residency: All India Institute of Medical Sciences (1997)

Board Certification: Hematology American Board of Internal Medicine (2004)

Licensed In: Minnesota

Affiliations & Hospitals

Dr. Shaji K. Kumar, MD is associated with these hospitals and organizations:

Mayo Clinic

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General Payments

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

**Payments by Company**
Janssen Research & Development, LLC	$111,005 DARZALEX $110,370	$635
Millennium Pharmaceuticals, Inc.	$108,500 NINLARO $66,007	$42,493
Takeda Pharmaceuticals U.S.A., Inc.	$58,814 NINLARO $38,934	GAMMAGARD LIQUID $8,000	$11,880
Amgen Inc.	$38,649 Kyprolis $28,547	Blincyto $5,500	$4,602
Janssen Global Services, LLC	$37,214 DARZALEX $36,550	$664
Other	$257,062 Venclexta $25,052	Kyprolis $12,829	Revlimid $9,949	Non-Covered Product $9,516	DARZALEX $7,896	Other $191,819

**Types of Payments**
Consulting Fee	$415,183
Travel and Lodging	$121,125
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$63,437
Food and Beverage	$6,990
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$1,793
Other	$2,715

Research Payments

Dr. Shaji K. Kumar, MD has received 650 research payments totaling $37,210,634.

Biography

Dr. Shaji Kumar is a physician who specializes in oncology (cancer care) and adult hematology. Dr. Kumar's clinical interests include multiple myeloma, bone marrow transplant, and amyloidosis. He attended medical school at All India Institute of Medical Sciences. He completed his residency training at Mayo Clinic and All India Institute of Medical Sciences. Awards and/or distinctions he has received include Brian Durie Outstanding Achievement Award - International Myeloma Working Group; Teacher of the Year, Hematology and Oncology - Mayo Fellows' Association; and Young Investigator Award - Eastern Cooperative Oncology Group (ECOG). Dr. Kumar is affiliated with Mayo Clinic.