In 2012, Dr. Karen J. Nishida, MD had a list price for hysterectomy (uterus removal), laparoscopic hysterectomy, laparoscopic surgery, minimally invasive hysterectomy, total hysterectomy, and total laparoscopic hysterectomy (TLH) that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	73

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	42

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	42

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	20
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2013

Hypertension	67
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	43
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	43
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2015 were blood draw.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

blood draw	11
doctor visit	56

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	82

**Age**
From 65 to 74	42
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2015

Hypertension	71
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	0
Depression	29
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	124

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	76

**Age**
From 65 to 74	33
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2016

Hypertension	61
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	21
Depression	29
Chronic Kidney Disease	17
Asthma	0
Osteoperosis	14
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2017 were minimally invasive procedures, blood draw and gynecologic procedures.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

blood draw	16
doctor visit	153
gynecologic procedures	16
minimally invasive procedures	16

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	108

**Ethnicity**
Non-Hispanic White	95
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2017

Hypertension	63
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	25
Depression	24
Chronic Kidney Disease	22
Asthma	10
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	14
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2018 were blood draw, ultrasound (sonogram), pelvic imaging and women's imaging.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

blood draw	37
doctor visit	161
pelvic imaging	19
ultrasound (sonogram)	19
women's imaging	19

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	114

**Ethnicity**
Non-Hispanic White	98
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	34
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2018

Hypertension	62
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	23
Depression	25
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	15
Atrial Fibrilation	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	19
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2019 were blood draw, gynecologic procedures, minimally invasive procedures and diagnostic procedures.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

blood draw	53
diagnostic procedures	12
doctor visit	212
gynecologic procedures	28
minimally invasive procedures	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	140

**Ethnicity**
Non-Hispanic White	123
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2019

Hypertension	59
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	16
Depression	26
Chronic Kidney Disease	17
Asthma	10
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	0
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2020 were blood draw, minimally invasive procedures and gynecologic procedures.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

blood draw	21
doctor visit	235
gynecologic procedures	13
minimally invasive procedures	13

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	143

**Ethnicity**
Non-Hispanic White	114
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	48
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2020

Hypertension	56
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	17
Depression	22
Chronic Kidney Disease	15
Asthma	9
Osteoperosis	19
Atrial Fibrilation	8
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2021 were minimally invasive procedures and gynecologic procedures.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	277
gynecologic procedures	15
minimally invasive procedures	15

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	161

**Ethnicity**
Non-Hispanic White	130
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2021

Hypertension	56
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	16
Depression	17
Chronic Kidney Disease	17
Asthma	10
Osteoperosis	23
Atrial Fibrilation	0
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	17
Dementia	0
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2022 were gynecologic procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	239
gynecologic procedures	27
minimally invasive procedures	14

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	159

**Ethnicity**
Non-Hispanic White	126
Black	14
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2022

Hypertension	65
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	13
Depression	15
Chronic Kidney Disease	11
Asthma	8
Osteoperosis	23
Atrial Fibrilation	15
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	17
Dementia	0
Cancer	43

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	219

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	160

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	61
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2023

Hypertension	64
High Cholesterol	68
Stroke	8
Ischemic Heart Disease	8
Depression	17
Chronic Kidney Disease	11
Asthma	0
Osteoperosis	29
Atrial Fibrilation	13
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	16
Dementia	0
Cancer	50

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT during 2024 were minimally invasive procedures and gynecologic procedures.

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

doctor visit	247
gynecologic procedures	12
minimally invasive procedures	12

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	156

**Ethnicity**
Non-Hispanic White	128
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	62
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2024

Hypertension	62
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	10
Depression	24
Chronic Kidney Disease	7
Asthma	8
Osteoperosis	28
Atrial Fibrilation	8
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	46

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Karen J. Nishida, MD for Medicare patients.

The highest averages for the top procedures that Dr. Karen J. Nishida, MD treated as a gynecologic oncologist in Stamford, CT were blood draw, ultrasound (sonogram), pelvic imaging and women's imaging.

blood draw	27
diagnostic procedures	12
doctor visit	169
gynecologic procedures	18
minimally invasive procedures	14
pelvic imaging	19
ultrasound (sonogram)	19
women's imaging	19

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Karen J. Nishida, MD.

**Gender**
Male	0
Female	111

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	78
Native American / Alaskan Native	0
Hispanic	2
Other	0

**Age**
75 to 84	35
85 and over	0
Less than 65	0
65 to 74	52

Average of Total of Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Karen J. Nishida, MD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	57
High Cholesterol	54
Stroke	1
Ischemic Heart Disease	16
Depression	19
Chronic Kidney Disease	11
Asthma	4
Osteoporosis	15
Heart Failure	5
Chronic Obstructive Pulmonary Disease	1
Diabetes	19
Atrial Fibrillation	3
Dementia	0
Cancer	16

Education & Training

She has a state license in Connecticut.

Licensed In: Connecticut

Ratings & Reviews

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$25,633 Da Vinci Surgical System $25,633
TESARO, Inc.	$11,646 ZEJULA $11,646
GlaxoSmithKline, LLC.	$2,225 JEMPERLI $2,175	ZEJULA $50
Clovis Oncology, Inc.	$1,428 Rubraca $1,428
AbbVie Inc.	$441 Orilissa $327	LO LOESTRIN FE $67	ORIAHNN $47
Other	$2,441 Anovo Surgical System $431	Orilissa $234	ARISTA $150	BIJUVA $139	LYNPARZA $133	Other $1,354

**Types of Payments**
Education	$23,616
Consulting Fee	$12,025
Food and Beverage	$5,313
Travel and Lodging	$2,861

Research Payments

Dr. Karen J. Nishida, MD has received 1 research payments totaling $340.

Biography

Dr. Karen Nishida sees patients in Stamford, CT. Her medical specialty is gynecologic oncology. Dr. Nishida has obtained a license to practice in Connecticut.

Select Year:

Dr. Karen J. Nishida, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Karen J. Nishida, MD in 2024

By Affordability:

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. Karen J. Nishida, MD in 2013

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Karen J. Nishida, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

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