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Home > OH Providers > Intensivists & Critical Care Specialists

Dr. Ragavan Narayanan, MD

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Specializes in: Critical Care (Intensive Care Medicine) and Surgery

Dartmouth Medical School (2001)

3533 Southern Boulevard Suite 2100
Kettering, OH 45429

(937) 395-8556

Dr. Ragavan Narayanan, MD is an intensivist in Kettering, OH specializing in critical care (intensive care medicine) and surgery. He graduated from Dartmouth Medical School in 2001 and has 25 years of experience. Dr. Ragavan Narayanan, MD is affiliated with Kettering Health.

Office Locations

3533 Southern Boulevard Suite 2100
Kettering, OH 45429

(937) 395-8556

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Noteworthy Medicare Patient Procedures Performed by Dr. Ragavan Narayanan, MD in 2024

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. Ragavan Narayanan, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Ohio.

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	86
inpatient care	86

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	34
Female	41

**Age**
From 65 to 74	0
From 75 to 84	29
85 and over	27
Less than 65	0

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2016

Hypertension	75
High Cholesterol	73
Stroke	19
Ischemic Heart Disease	60
Depression	45
Chronic Kidney Disease	64
Asthma	27
Osteoperosis	29
Atrial Fibrilation	31
Heart Failure	47
Chronic Obstructive Pulmonary Disease	29
Diabetes	33
Dementia	43
Cancer	24

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	115
inpatient care	102
outpatient care	13

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	142
Female	228

**Ethnicity**
Non-Hispanic White	340
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	113
85 and over	111
Less than 65	38

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2017

Hypertension	75
High Cholesterol	69
Stroke	14
Ischemic Heart Disease	58
Depression	45
Chronic Kidney Disease	62
Asthma	12
Osteoperosis	23
Atrial Fibrilation	32
Heart Failure	51
Chronic Obstructive Pulmonary Disease	36
Diabetes	39
Dementia	38
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	486
inpatient care	455
outpatient care	31

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	186
Female	283

**Ethnicity**
Non-Hispanic White	433
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	165
85 and over	153
Less than 65	47

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	55
Depression	45
Chronic Kidney Disease	63
Asthma	8
Osteoperosis	25
Atrial Fibrilation	28
Heart Failure	49
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Dementia	38
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	456
inpatient care	436
outpatient care	20

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	162
Female	261

**Ethnicity**
Non-Hispanic White	396
Black	15
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	137
85 and over	138
Less than 65	32

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2019

Hypertension	75
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	53
Depression	48
Chronic Kidney Disease	59
Asthma	8
Osteoperosis	26
Atrial Fibrilation	26
Heart Failure	42
Chronic Obstructive Pulmonary Disease	28
Diabetes	39
Dementia	39
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	422
inpatient care	370
outpatient care	52

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	124
Female	238

**Ethnicity**
Non-Hispanic White	338
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	97
From 75 to 84	112
85 and over	122
Less than 65	31

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2020

Hypertension	75
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	48
Depression	46
Chronic Kidney Disease	62
Asthma	9
Osteoperosis	22
Atrial Fibrilation	22
Heart Failure	40
Chronic Obstructive Pulmonary Disease	30
Diabetes	36
Dementia	38
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	247
inpatient care	236
outpatient care	11

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	107
Female	156

**Ethnicity**
Non-Hispanic White	246
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	82
85 and over	87
Less than 65	21

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	49
Depression	48
Chronic Kidney Disease	60
Asthma	11
Osteoperosis	27
Atrial Fibrilation	25
Heart Failure	39
Chronic Obstructive Pulmonary Disease	29
Diabetes	40
Dementia	37
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	211
inpatient care	211

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	85
Female	135

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	82
85 and over	60
Less than 65	16

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	33
Ischemic Heart Disease	41
Depression	46
Chronic Kidney Disease	47
Asthma	9
Osteoperosis	32
Atrial Fibrilation	35
Heart Failure	40
Chronic Obstructive Pulmonary Disease	31
Diabetes	40
Dementia	27
Cancer	20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2023 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	151
inpatient care	151

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	77
Female	97

**Age**
From 65 to 74	0
From 75 to 84	60
85 and over	59
Less than 65	0

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	25
Ischemic Heart Disease	45
Depression	47
Chronic Kidney Disease	49
Asthma	14
Osteoperosis	30
Atrial Fibrilation	45
Heart Failure	51
Chronic Obstructive Pulmonary Disease	36
Diabetes	39
Dementia	27
Cancer	23

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH during 2024 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

hospital care	156
inpatient care	156

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Male	68
Female	107

**Ethnicity**
Non-Hispanic White	158
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	55
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	26
Ischemic Heart Disease	42
Depression	42
Chronic Kidney Disease	51
Asthma	12
Osteoperosis	27
Atrial Fibrilation	39
Heart Failure	43
Chronic Obstructive Pulmonary Disease	32
Diabetes	39
Dementia	30
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2024

Volume of procedures performed by Dr. Ragavan Narayanan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ragavan Narayanan, MD treated as an intensivist in Kettering, OH were hospital care, inpatient care and outpatient care.

hospital care	258
inpatient care	244
outpatient care	25

Average Medicare Patient Data From 2016 - 2024

Information about Medicare patients treated by Dr. Ragavan Narayanan, MD.

**Gender**
Female	171
Male	109

**Ethnicity**
Black / African American	5
Asian / Pacific Islander	0
Non-Hispanic White	235
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
85 and over	84
75 to 84	92
Less than 65	20
65 to 74	68

Average of Total of Conditions of Medicare patients treated by Dr. Ragavan Narayanan, MD From 2016 - 2024

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

Hypertension	75
High Cholesterol	73
Stroke	19
Ischemic Heart Disease	50
Depression	45
Chronic Kidney Disease	57
Asthma	12
Osteoporosis	26
Heart Failure	44
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Atrial Fibrillation	31
Cancer	19
Dementia	35

Education & Training

Dr. Ragavan Narayanan, MD graduated from Dartmouth Medical School in 2001. He completed residency at Arrowhead Regional Medical Center. He is certified by the American Board of Surgery and has a state license in Illinois.

Medical School: Dartmouth Medical School (2001)

Residency: Arrowhead Regional Medical Center

Board Certification: American Board of Surgery (2015)

Licensed In: Illinois

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General Payments

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

**Payments by Company**
Biocompatibles, Inc.	$143 THERASPHERE - BIO $143
GE Healthcare	$13 $13
Pacira Pharmaceuticals Incorporated	$12 Exparel $12

**Types of Payments**
Food and Beverage	$168

Biography

Dr. Ragavan Narayanan specializes in general surgery and critical care (intensive care medicine). He is a graduate of Dartmouth Medical School. His training includes a residency program at Arrowhead Regional Medical Center. Dr. Narayanan is rated highly by his patients. Dr. Narayanan is affiliated with Kettering Health.