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Dr. Constantine A. Manthous, MD

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Specializes in: Adult Critical Care

University of Connecticut School of Medicine (1988)

365 Montauk Avenue
New London, CT 06320

(860) 448-0711

Dr. Constantine A. Manthous, MD is a critical care physician in New Britain, CT specializing in adult critical care. He graduated from University of Connecticut School of Medicine in 1988 and has 38 years of experience. Dr. Constantine A. Manthous, MD is affiliated with Lawrence + Memorial Hospital, Yale New Haven Health, HOSPITAL MEDICINE ASSOCIATES LLC and DAVID D THOMPSON JR AND ROBERT A LINDEN PTR.

Office Locations

100 Grand Street
New Britain, CT 06052

(860) 224-5011

open_in_new

22 Main Street
Niantic, CT 06357

open_in_new

Yale New Haven Health

22 Phone Street
Niantic, CT 06357

(860) 739-9461

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Yale New Haven Health

25 Wells Street
Westerly, RI 02891

(401) 348-3580

(401) 348-3740

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Yale New Haven Health

365 Montauk Avenue
New London, CT 06320

(860) 448-0711

(860) 444-5114

open_in_new

In The News

“But that's just the last step," said Dr. Constantine Manthous, a pulmonary and critical care specialist who teaches Yale medical students and treats patients in the intensive care unit at...”—"'Come Again?' Good Medicine Requires Clarity (Published 2006)", New York Times, January 2006

Noteworthy Medicare Patient Procedures Performed by Dr. Constantine A. Manthous, MD in 2023

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

Top 5%

By Volume:

A1C test

blood draw

fecal occult blood test

lab tests

microalbumin urine test

phlebotomy for lab tests

preventive care

screening stool guaiac test

By Affordability:

blood tests

lab tests

phlebotomy for lab tests

urine tests

venipuncture

In 2023, among providers in related specialties within Connecticut, Dr. Constantine A. Manthous, MD performed more A1C test, blood draw, fecal occult blood test (FOBT), lab tests, microalbumin urine test, phlebotomy for lab tests, preventive care, and screening stool guaiac test (gFOBT) procedures for Medicare patients than 95% of them and he also had a list price for blood tests, lab tests, phlebotomy for lab tests, urine tests, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 95% 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 10%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, Dr. Constantine A. Manthous, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Connecticut. 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

In 2012, Dr. Constantine A. Manthous, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Connecticut.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

hospital care	140
inpatient care	140

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

hospital care	48
inpatient care	48

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	47
Female	46

**Ethnicity**
Non-Hispanic White	79
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	20
From 75 to 84	24
85 and over	31
Less than 65	18

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2013

Hypertension	75
High Cholesterol	60
Stroke	14
Ischemic Heart Disease	74
Depression	42
Chronic Kidney Disease	75
Asthma	17
Osteoperosis	12
Atrial Fibrilation	37
Heart Failure	72
Chronic Obstructive Pulmonary Disease	57
Diabetes	52
Dementia	37
Cancer	24

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2014 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	56
diabetes management	19
doctor visit	159
hospital care	204
inpatient care	204
lab tests	89
preventive care	63
vaccines	26

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	161
Female	158

**Ethnicity**
Non-Hispanic White	278
Black	15
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	93
85 and over	80
Less than 65	46

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	19
Ischemic Heart Disease	49
Depression	39
Chronic Kidney Disease	52
Asthma	15
Osteoperosis	14
Atrial Fibrilation	36
Heart Failure	54
Chronic Obstructive Pulmonary Disease	38
Diabetes	42
Dementia	26
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2015 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	110
chronic care	37
diabetes management	47
doctor visit	319
hospital care	304
inpatient care	304
lab tests	141
preventive care	94
vaccines	35

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	350
Female	368

**Ethnicity**
Non-Hispanic White	646
Black	0
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	236
85 and over	168
Less than 65	100

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2015

Hypertension	75
High Cholesterol	64
Stroke	13
Ischemic Heart Disease	49
Depression	42
Chronic Kidney Disease	55
Asthma	27
Osteoperosis	10
Atrial Fibrilation	28
Heart Failure	47
Chronic Obstructive Pulmonary Disease	39
Diabetes	40
Dementia	30
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2016 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	147
chronic care	48
diabetes management	47
doctor visit	413
hospital care	252
inpatient care	252
lab tests	183
preventive care	111
vaccines	41

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	158
Female	180

**Ethnicity**
Non-Hispanic White	303
Black	15
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	124
85 and over	65
Less than 65	49

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2016

Hypertension	75
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	42
Depression	36
Chronic Kidney Disease	48
Asthma	35
Osteoperosis	12
Atrial Fibrilation	27
Heart Failure	41
Chronic Obstructive Pulmonary Disease	31
Diabetes	39
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2017 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	181
diabetes management	80
doctor visit	483
hospital care	211
inpatient care	211
lab tests	247
preventive care	156
vaccines	55

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	180
Female	194

**Ethnicity**
Non-Hispanic White	327
Black	0
Hispanic	16
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	124
From 75 to 84	127
85 and over	75
Less than 65	48

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2017

Hypertension	75
High Cholesterol	45
Stroke	11
Ischemic Heart Disease	43
Depression	35
Chronic Kidney Disease	49
Asthma	11
Osteoperosis	7
Atrial Fibrilation	25
Heart Failure	39
Chronic Obstructive Pulmonary Disease	31
Diabetes	39
Dementia	31
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2018 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	168
diabetes management	56
doctor visit	529
hospital care	196
inpatient care	196
lab tests	209
preventive care	99
vaccines	14

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	165
Female	179

**Ethnicity**
Non-Hispanic White	305
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	117
85 and over	71
Less than 65	44

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2018

Hypertension	75
High Cholesterol	55
Stroke	10
Ischemic Heart Disease	40
Depression	36
Chronic Kidney Disease	46
Asthma	8
Osteoperosis	7
Atrial Fibrilation	23
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	37
Dementia	31
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2019 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	193
diabetes management	47
doctor visit	541
hospital care	202
inpatient care	202
lab tests	243
preventive care	160
vaccines	61

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	194
Female	155

**Ethnicity**
Non-Hispanic White	315
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	103
From 75 to 84	131
85 and over	81
Less than 65	34

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2019

Hypertension	75
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	44
Depression	36
Chronic Kidney Disease	46
Asthma	6
Osteoperosis	9
Atrial Fibrilation	29
Heart Failure	40
Chronic Obstructive Pulmonary Disease	26
Diabetes	31
Dementia	32
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2020 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	157
diabetes management	28
doctor visit	408
hospital care	141
inpatient care	141
lab tests	193
preventive care	91
vaccines	25

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	176
Female	149

**Ethnicity**
Non-Hispanic White	291
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	118
85 and over	64
Less than 65	28

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2020

Hypertension	75
High Cholesterol	58
Stroke	9
Ischemic Heart Disease	43
Depression	37
Chronic Kidney Disease	48
Asthma	6
Osteoperosis	7
Atrial Fibrilation	22
Heart Failure	33
Chronic Obstructive Pulmonary Disease	26
Diabetes	34
Dementia	35
Cancer	16

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2021 were hospital care, inpatient care, blood draw and lab tests.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	202
diabetes management	22
doctor visit	497
hospital care	231
inpatient care	231
lab tests	186
preventive care	65

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	180
Female	160

**Ethnicity**
Non-Hispanic White	301
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	121
85 and over	72
Less than 65	39

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2021

Hypertension	75
High Cholesterol	59
Stroke	9
Ischemic Heart Disease	39
Depression	36
Chronic Kidney Disease	46
Asthma	8
Osteoperosis	7
Atrial Fibrilation	24
Heart Failure	31
Chronic Obstructive Pulmonary Disease	24
Diabetes	31
Dementia	29
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT during 2022 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

blood draw	171
diabetes management	39
doctor visit	478
hospital care	173
inpatient care	173
lab tests	185
preventive care	90

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	160
Female	144

**Ethnicity**
Non-Hispanic White	270
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	116
85 and over	68
Less than 65	26

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	33
Depression	29
Chronic Kidney Disease	35
Asthma	10
Osteoperosis	13
Atrial Fibrilation	35
Heart Failure	30
Chronic Obstructive Pulmonary Disease	26
Diabetes	31
Dementia	16
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Constantine A. Manthous, MD for Medicare patients.

The highest averages for the top procedures that Dr. Constantine A. Manthous, MD treated as a critical care physician in New Britain, CT were hospital care, inpatient care, lab tests and blood draw.

blood draw	153
chronic care	42
diabetes management	42
doctor visit	425
hospital care	191
inpatient care	191
lab tests	186
preventive care	103
vaccines	36

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Constantine A. Manthous, MD.

**Gender**
Male	161
Female	157

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	283
Native American / Alaskan Native	0
Hispanic	8
Other	2

**Age**
75 to 84	109
85 and over	70
Less than 65	39
65 to 74	99

Average of Total of Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	54
Stroke	10
Ischemic Heart Disease	41
Depression	33
Chronic Kidney Disease	45
Asthma	13
Osteoporosis	8
Heart Failure	38
Chronic Obstructive Pulmonary Disease	29
Diabetes	34
Atrial Fibrillation	26
Dementia	26
Cancer	14

Education & Training

Dr. Constantine A. Manthous, MD graduated from University of Connecticut School of Medicine in 1988. He completed residency at University of Connecticut Affiliated Hospitals. He has a state license in Connecticut.

Medical School: University of Connecticut School of Medicine (1988)

Residency: University of Connecticut Affiliated Hospitals

Licensed In: Connecticut

Affiliations & Hospitals

Dr. Constantine A. Manthous, MD is associated with these hospitals and organizations:

Lawrence + Memorial Hospital

Yale New Haven Health

HOSPITAL MEDICINE ASSOCIATES LLC

DAVID D THOMPSON JR AND ROBERT A LINDEN PTR

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$527 Ozempic $164	NovoLog $141	RYBELSUS $134	Tresiba $89
Inspire Medical Systems, Inc.	$55 Inspire $55
Astellas Pharma US Inc	$47 Vesicare $47
Pfizer Inc.	$40 COLOGUARD DNA CAPTURE REAGENTS $40
FOREST PHARMACEUTICALS, INC.	$17 TEFLARO $17
Other	$28 BRILINTA $16	XARELTO $13

**Types of Payments**
Food and Beverage	$713

Biography

Dr. Constantine Manthous is a medical specialist in adult critical care. He attended the University of Connecticut School of Medicine and subsequently trained at a hospital affiliated with the University of Connecticut for residency. In his practice, Dr. Manthous focuses on primary care. Dr. Manthous is affiliated with Lawrence + Memorial Hospital. Lawrence + Memorial Hospital reports that Dr. Manthous is accepting new patients at his office in New London, CT.

Select Year:

Dr. Constantine A. Manthous, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Constantine A. Manthous, MD in 2023

By Volume:

By Affordability:

By Affordability:

By Volume:

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. Constantine A. Manthous, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Constantine A. Manthous, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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