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Dr. Janaki S. Fonseka, MD

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Specializes in: Hospital Medicine (Hospitalist)

789 Central Avenue Level 2
Dover, NH 03820

(603) 740-2503

Dr. Janaki S. Fonseka, MD is a hospitalist in Dover, NH specializing in hospital medicine (hospitalist).

Office Locations

789 Central Avenue Level 2
Dover, NH 03820

(603) 740-2503

(603) 740-2497

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2012 were nursing home care, hospital care and inpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

doctor visit	382
hospital care	59
inpatient care	59
nursing home care	979

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2013 were hospital care, inpatient care, nursing home care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	615
inpatient care	540
nursing home care	265
outpatient care	75

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	170
Female	226

**Ethnicity**
Non-Hispanic White	369
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	129
85 and over	129
Less than 65	48

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	61
Depression	48
Chronic Kidney Disease	57
Asthma	9
Osteoperosis	17
Atrial Fibrilation	30
Heart Failure	51
Chronic Obstructive Pulmonary Disease	35
Diabetes	45
Dementia	34
Cancer	24

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2014 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	839
inpatient care	711
outpatient care	128

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	182
Female	239

**Ethnicity**
Non-Hispanic White	409
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	124
85 and over	120
Less than 65	61

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	55
Depression	47
Chronic Kidney Disease	52
Asthma	11
Osteoperosis	12
Atrial Fibrilation	29
Heart Failure	45
Chronic Obstructive Pulmonary Disease	35
Diabetes	46
Dementia	28
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	917
inpatient care	777
outpatient care	140

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	438
Female	470

**Age**
From 65 to 74	222
From 75 to 84	308
85 and over	230
Less than 65	148

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	57
Depression	41
Chronic Kidney Disease	57
Asthma	30
Osteoperosis	12
Atrial Fibrilation	34
Heart Failure	44
Chronic Obstructive Pulmonary Disease	40
Diabetes	47
Dementia	27
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	1006
inpatient care	875
outpatient care	131

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	211
Female	260

**Ethnicity**
Non-Hispanic White	453
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	143
85 and over	102
Less than 65	87

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	63
Depression	47
Chronic Kidney Disease	58
Asthma	45
Osteoperosis	13
Atrial Fibrilation	30
Heart Failure	42
Chronic Obstructive Pulmonary Disease	41
Diabetes	45
Dementia	28
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	1125
inpatient care	1006
outpatient care	119

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	212
Female	254

**Ethnicity**
Non-Hispanic White	449
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	135
85 and over	124
Less than 65	75

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2017

Hypertension	75
High Cholesterol	72
Stroke	13
Ischemic Heart Disease	57
Depression	52
Chronic Kidney Disease	56
Asthma	11
Osteoperosis	13
Atrial Fibrilation	35
Heart Failure	40
Chronic Obstructive Pulmonary Disease	44
Diabetes	45
Dementia	33
Cancer	20

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	1026
inpatient care	845
outpatient care	181

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	210
Female	239

**Ethnicity**
Non-Hispanic White	430
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	138
85 and over	103
Less than 65	83

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2018

Hypertension	75
High Cholesterol	73
Stroke	9
Ischemic Heart Disease	59
Depression	46
Chronic Kidney Disease	61
Asthma	10
Osteoperosis	9
Atrial Fibrilation	29
Heart Failure	43
Chronic Obstructive Pulmonary Disease	40
Diabetes	39
Dementia	31
Cancer	21

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	1004
inpatient care	783
outpatient care	221

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	197
Female	242

**Ethnicity**
Non-Hispanic White	420
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	144
85 and over	100
Less than 65	78

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	64
Depression	47
Chronic Kidney Disease	61
Asthma	10
Osteoperosis	13
Atrial Fibrilation	33
Heart Failure	47
Chronic Obstructive Pulmonary Disease	40
Diabetes	41
Dementia	28
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2020 were hospital care, inpatient care, outpatient care and nursing home care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	610
inpatient care	514
nursing home care	39
outpatient care	96

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	160
Female	186

**Ethnicity**
Non-Hispanic White	334
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	111
85 and over	73
Less than 65	58

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	61
Depression	48
Chronic Kidney Disease	59
Asthma	10
Osteoperosis	10
Atrial Fibrilation	32
Heart Failure	47
Chronic Obstructive Pulmonary Disease	39
Diabetes	44
Dementia	29
Cancer	19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	884
inpatient care	737
outpatient care	147

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	210
Female	226

**Ethnicity**
Non-Hispanic White	418
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	124
From 75 to 84	149
85 and over	97
Less than 65	66

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	13
Ischemic Heart Disease	52
Depression	41
Chronic Kidney Disease	58
Asthma	11
Osteoperosis	13
Atrial Fibrilation	28
Heart Failure	41
Chronic Obstructive Pulmonary Disease	33
Diabetes	42
Dementia	30
Cancer	19

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	172
inpatient care	141
outpatient care	31

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	61
Female	80

**Age**
From 65 to 74	0
From 75 to 84	53
85 and over	46
Less than 65	0

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	43
Depression	40
Chronic Kidney Disease	43
Asthma	13
Osteoperosis	16
Atrial Fibrilation	35
Heart Failure	40
Chronic Obstructive Pulmonary Disease	30
Diabetes	46
Dementia	28
Cancer	23

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH during 2023 were hospital care and inpatient care.

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

hospital care	92
inpatient care	92

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Male	34
Female	37

**Age**
From 65 to 74	19
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	55
Depression	38
Chronic Kidney Disease	52
Asthma	17
Osteoperosis	0
Atrial Fibrilation	52
Heart Failure	52
Chronic Obstructive Pulmonary Disease	35
Diabetes	35
Dementia	32
Cancer	25

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Janaki S. Fonseka, MD for Medicare patients.

The highest averages for the top procedures that Dr. Janaki S. Fonseka, MD treated as a hospitalist in Dover, NH were hospital care, inpatient care, nursing home care and outpatient care.

doctor visit	382
hospital care	695
inpatient care	590
nursing home care	427
outpatient care	126

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Janaki S. Fonseka, MD.

**Gender**
Female	204
Male	173

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	0
Non-Hispanic White	273
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	93
75 to 84	121
Less than 65	58
65 to 74	99

Average of Total of Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD From 2012 - 2023

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

Hypertension	68
High Cholesterol	68
Stroke	11
Ischemic Heart Disease	52
Depression	41
Chronic Kidney Disease	51
Asthma	14
Osteoporosis	10
Heart Failure	41
Chronic Obstructive Pulmonary Disease	34
Diabetes	39
Atrial Fibrillation	30
Dementia	27
Cancer	18

Education & Training

She has a state license in New Hampshire.

Licensed In: New Hampshire

Ratings & Reviews

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Biography

Dr. Janaki Fonseka is a hospital medicine (hospitalist) specialist in Dover, NH. Dr. Fonseka obtained a license to practice in New Hampshire.

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Dr. Janaki S. Fonseka, 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. Janaki S. Fonseka, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Janaki S. Fonseka, MD From 2012 - 2023

Education & Training

Ratings & Reviews

Biography

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