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Home > CT Providers > Family Physicians & Family Medicine Specialists

Dr. Karen R. Cadman, MD

Accepting New Patients

(Dr. Karen Cadman, M.D.)

(17 Ratings)

Specializes in: Family Medicine

SUNY Upstate Medical University

515 WEST MIDDLE TURNPIKE
MANCHESTER, CT 06040

(860) 533-4176

Dr. Karen R. Cadman, MD is a family medicine practitioner in MANCHESTER, CT specializing in family medicine. She graduated from SUNY Upstate Medical University. Dr. Karen R. Cadman, MD is affiliated with Eastern Connecticut Health Network, Hartford Healthcare, ProHealth Physicians and Manchester Memorial Hospital.

Office Locations

515 WEST MIDDLE TURNPIKE
MANCHESTER, CT 06040

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375 East Center Street
Manchester, CT 06040

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Noteworthy Medicare Patient Procedures Performed by Dr. Karen R. Cadman, MD in 2023

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

Top 5%

By Volume:

lab tests

screening test

By Affordability:

ALT test

AST test

total PSA test

In 2023, among providers in related specialties within Connecticut, Dr. Karen R. Cadman, MD performed more lab tests, and screening test procedures for Medicare patients than 95% of them and she also had a list price for ALT (SGPT) test, AST (SGOT) test, and total PSA test 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 Volume:

A1C test

By Affordability:

cholesterol screening

creatinine test

creatinine urine test

flu shot

flu vaccine

immunization

kidney function tests

lipid profile

metabolic panel

prostate-specific antigen test

vaccines

In 2023, among providers in related specialties within Connecticut, Dr. Karen R. Cadman, MD performed more A1C test procedures for Medicare patients than 90% of them and she also had a list price for cholesterol screening, creatinine test, creatinine urine test, flu shot, flu vaccine, immunization (preventive vaccines), kidney function tests, lipid profile, metabolic panel, prostate-specific antigen (PSA) test, and vaccines 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:

blood draw

complete blood count

lipid profile

microalbumin urine test

phlebotomy for lab tests

thyroid blood test

By Affordability:

microalbumin urine test

serum folate test

thyroid blood test

thyroid function tests

vitamin B12 test

vitamin D test

In 2012, among providers in related specialties within Connecticut, Dr. Karen R. Cadman, MD performed more blood draw, complete blood count (CBC), lipid profile, microalbumin urine test, phlebotomy for lab tests, and thyroid blood test procedures for Medicare patients than 75% of them and she also had a list price for albumin test, blood count tests, complete blood count (CBC), folic acid tests, magnesium test, microalbumin test, microalbumin urine test, serum folate test, thyroid blood test, thyroid function tests, vitamin B12 test, and vitamin D test 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. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2012 were lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

doctor visit	831
lab tests	187
preventive care	180
vaccines	129

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2013 were preventive care, lab tests and vaccines.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

doctor visit	777
lab tests	191
preventive care	213
vaccines	149

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	105
Female	218

**Ethnicity**
Non-Hispanic White	295
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	80
85 and over	75
Less than 65	46

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2013

Hypertension	67
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	11
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2014 were preventive care, lab tests, vaccines and pulmonary testing.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

doctor visit	776
lab tests	142
preventive care	190
pulmonary testing	15
vaccines	140

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	106
Female	204

**Ethnicity**
Non-Hispanic White	286
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	88
85 and over	58
Less than 65	42

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2014

Hypertension	67
High Cholesterol	73
Stroke	4
Ischemic Heart Disease	27
Depression	16
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	15
Diabetes	23
Dementia	12
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2015 were preventive care, vaccines, lab tests and ear procedures.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

doctor visit	753
ear procedures	13
lab tests	115
preventive care	299
vaccines	254

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	192
Female	434

**Ethnicity**
Non-Hispanic White	582
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	232
From 75 to 84	188
85 and over	118
Less than 65	88

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2015

Hypertension	67
High Cholesterol	71
Stroke	4
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2016 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

doctor visit	674
lab tests	157
preventive care	206
vaccines	169

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	98
Female	202

**Ethnicity**
Non-Hispanic White	268
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	101
85 and over	52
Less than 65	35

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2016

Hypertension	64
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	26
Depression	12
Chronic Kidney Disease	17
Asthma	15
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2017 were preventive care, lab tests and vaccines.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

doctor visit	686
lab tests	165
preventive care	188
vaccines	150

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	103
Female	208

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

**Age**
From 65 to 74	124
From 75 to 84	98
85 and over	55
Less than 65	34

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2017

Hypertension	62
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	29
Depression	15
Chronic Kidney Disease	19
Asthma	7
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2018 were lab tests, preventive care, vaccines and thyroid function tests.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

diabetes management	13
doctor visit	575
lab tests	217
preventive care	147
thyroid function tests	14
vaccines	86

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	106
Female	181

**Ethnicity**
Non-Hispanic White	258
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	99
85 and over	49
Less than 65	38

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2018

Hypertension	64
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	22
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2019 were lab tests, preventive care, vaccines and diabetes management.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

blood draw	45
diabetes management	88
doctor visit	572
lab tests	941
preventive care	334
thyroid function tests	79
vaccines	118

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	94
Female	178

**Ethnicity**
Non-Hispanic White	242
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	89
85 and over	46
Less than 65	37

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2019

Hypertension	66
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	28
Depression	19
Chronic Kidney Disease	22
Asthma	8
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Dementia	10
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2020 were lab tests, preventive care, diabetes management and thyroid function tests.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

blood draw	46
diabetes management	81
doctor visit	362
lab tests	847
preventive care	255
thyroid function tests	51
vaccines	50

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	93
Female	165

**Ethnicity**
Non-Hispanic White	228
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	72
85 and over	47
Less than 65	35

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2020

Hypertension	62
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	28
Depression	21
Chronic Kidney Disease	22
Asthma	10
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	11
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2021 were lab tests, preventive care, thyroid function tests and diabetes management.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

abdominal imaging	13
blood draw	49
cardiac procedures	11
diabetes management	96
doctor visit	457
lab tests	973
musculoskeletal imaging	18
preventive care	302
thyroid function tests	112
ultrasound (sonogram)	24
vaccines	56
X-rays	18

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	132
Female	217

**Ethnicity**
Non-Hispanic White	310
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	96
85 and over	72
Less than 65	35

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2021

Hypertension	52
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	25
Depression	17
Chronic Kidney Disease	20
Asthma	7
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	21
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT during 2022 were lab tests, preventive care, thyroid function tests and diabetes management.

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

blood draw	63
cardiac procedures	14
diabetes management	85
doctor visit	360
lab tests	869
musculoskeletal imaging	20
preventive care	262
thyroid function tests	108
ultrasound (sonogram)	14
vaccines	47
X-rays	20

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	88
Female	180

**Ethnicity**
Non-Hispanic White	236
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	72
85 and over	55
Less than 65	31

Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD in 2022

Hypertension	68
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	23
Depression	23
Chronic Kidney Disease	14
Asthma	13
Osteoperosis	14
Atrial Fibrilation	16
Heart Failure	13
Chronic Obstructive Pulmonary Disease	16
Diabetes	23
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Karen R. Cadman, MD for Medicare patients.

The highest averages for the top procedures that Dr. Karen R. Cadman, MD treated as a family medicine practitioner in MANCHESTER, CT were lab tests, preventive care, vaccines and thyroid function tests.

abdominal imaging	13
blood draw	50
cardiac procedures	12
diabetes management	72
doctor visit	620
ear procedures	13
lab tests	436
musculoskeletal imaging	19
preventive care	234
pulmonary testing	15
thyroid function tests	72
ultrasound (sonogram)	19
vaccines	122
X-rays	19

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Karen R. Cadman, MD.

**Gender**
Male	101
Female	198

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	0
Non-Hispanic White	271
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	89
85 and over	57
Less than 65	38
65 to 74	115

Average of Total of Conditions of Medicare patients treated by Dr. Karen R. Cadman, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Karen R. Cadman, MD treated were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	58
High Cholesterol	60
Stroke	1
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	17
Asthma	8
Osteoporosis	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Atrial Fibrillation	10
Dementia	8
Cancer	7

Education & Training

Dr. Karen R. Cadman, MD graduated from SUNY Upstate Medical University. She completed residency at St. Joseph's Hospital Health Center, Syracuse. She is certified by the American Board of Family Medicine and has a state license in Connecticut.

Medical School: SUNY Upstate Medical University

Residency: St. Joseph's Hospital Health Center, Syracuse

Board Certification: American Board of Family Medicine

Licensed In: Connecticut

Affiliations & Hospitals

Dr. Karen R. Cadman, MD is associated with these hospitals and organizations:

Eastern Connecticut Health Network

Hartford Healthcare

ProHealth Physicians

Manchester Memorial Hospital

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. Karen R. Cadman, MD appears to accept the following insurance providers: TRICARE, Cigna, ConnectiCare, Aetna, MultiPlan, UnitedHealthcare, Anthem, United Healthcare, Medicare, Medicaid, Aetna Medicare, CarePartners MA, Centivo and ConnectiCare MA.

Insurance Accepted by Provider includes:

According to our sources, Dr. Karen R. Cadman, MD accepts the following insurance providers:

TRICARE

Cigna

ConnectiCare

Aetna

MultiPlan

UnitedHealthcare

Anthem

United Healthcare

Medicare

Medicaid

Aetna Medicare

CarePartners MA

Centivo

ConnectiCare MA

Ratings & Reviews

Dr. Karen R. Cadman, MD has an exceptional overall rating with an average of 4.82 out of 5 stars based on 17 ratings. We collect ratings and reviews of Dr. Karen R. Cadman, MD from all over the web to help you find the right in MANCHESTER, CT.

4.82

Overall Rating

(17 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 4.0 2025-09-03

Patient verified via Press Ganey

Dr Karen Cadman is a very good Primary Care physician. She is cheerful, friendly, polite, listens to all your questions, researches any concerns you have, and provides helpful feedback. She is very thorough in her examinations and provides helpful advice regarding ways to improve your health, vaccines, etc.I highly recommend Dr Cadman.

Overall Rating: 5.0 2025-11-03

Patient verified via Press Ganey

As I said before, I have been with Dr. Cadman for many years and trust her medical knowledge and experience. She is a top notch doctor and I would highly recommend her to anyone.

Overall Rating: 5.0 2025-10-13

Patient verified via Press Ganey

Dr. Cadman is an excellent physician. She is focused, thorough and attentive to my concerns.

Overall Rating: 5.0 2025-11-12

Patient verified via Press Ganey

This Dr. Filled in for My Dr. It was my first time seeing her And I was very comfortable.

Overall Rating: 5.0 2023-06-03

Patient verified via Press Ganey

I appreciate Dr. Cadman's careful examination, asking questions and friendly approach.

Overall Rating: 5.0 2023-10-16

Patient verified via Press Ganey

Dr. Cadman was very professional and pleasant.

Overall Rating: 5.0 2023-09-18

Patient verified via Press Ganey

ProHealth is very fortunate to have Dr. Cadman

Overall Rating: 4.0 2025-08-06

Patient verified via Press Ganey

Have been seeing Dr. Cadman for several years

Overall Rating: 5.0 2024-05-13

Patient verified via Press Ganey

She has been my Dr for many years

Overall Rating: 4.0 2024-06-10

Patient verified via Press Ganey

I would recommend my doctor

To see all 17 reviews for Dr. Karen R. Cadman, MD, view their full profile.

General Payments

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

**Payments by Company**
GlaxoSmithKline, LLC.	$777 TANZEUM $126	BREO $87	ARNUITY $79	FLOVENT $53	VENTOLIN $29	Other $405
AstraZeneca Pharmaceuticals LP	$735 SYMBICORT $394	FARXIGA $232	BYDUREON WEEKLY $28	BYDUREON $24	ONGLYZA $14	Other $43
Novo Nordisk Inc	$568 Tresiba $206	Victoza $180	Levemir $85	Saxenda $45	Ozempic $42	Other $9
SANOFI-AVENTIS U.S. LLC	$286 TOUJEO $246	LANTUS $40
Lilly USA, LLC	$285 BASAGLAR $109	GLYXAMBI $58	TRULICITY $52	JARDIANCE $31	TRADJENTA $14	Other $21
Other	$2,554 Myrbetriq $108	ELIQUIS $108	MOVANTIK $92	BUTRANS $87	XIFAXAN $81	Other $2,078

**Types of Payments**
Food and Beverage	$5,142
Education	$63

Biography

Dr. Karen Cadman works as a family medicine. Clinical interests for Dr. Cadman include primary care. Her hospital/clinic affiliations include Hartford Healthcare, Eastern Connecticut Health Network, and ProHealth Physicians. She graduated from SUNY Upstate Medical University. Her medical residency was performed at St. Joseph's Hospital Health Center, Syracuse. Dr. Cadman has a 5.0 out of 5 star average patient rating. She accepts Anthem, ConnectiCare, and UnitedHealthcare, in addition to other insurance carriers. She has an open panel in MANCHESTER, CT according to Doctor.com.