In 2023, Dr. Yoon Hee Amy Chang, MD had a list price for cardiorespiratory (type 3) sleep study, home cardiorespiratory (type 3) sleep study, and home sleep study that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Washington. 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:

diagnostic sleep study

sleep study

In 2023, Dr. Yoon Hee Amy Chang, MD had a list price for diagnostic (regular) sleep study, and sleep study that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Washington. 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 Affordability:

airway management

CPAP treatment

in-lab polysomnography

in-lab sleep study

polysomnography

sleep study with CPAP

In 2012, Dr. Yoon Hee Amy Chang, MD had a list price for airway management, CPAP treatment, in-lab polysomnography (overnight sleep study), in-lab sleep study, polysomnography (PSG), and sleep study with CPAP that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Washington. 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. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2012 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

hospital care	1112
inpatient care	976
outpatient care	136

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

hospital care	1295
inpatient care	1177
outpatient care	118

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	252
Female	349

**Ethnicity**
Non-Hispanic White	527
Black	58
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	191
85 and over	129
Less than 65	121

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2013

Hypertension	75
High Cholesterol	64
Stroke	17
Ischemic Heart Disease	56
Depression	44
Chronic Kidney Disease	66
Asthma	14
Osteoperosis	12
Atrial Fibrilation	24
Heart Failure	53
Chronic Obstructive Pulmonary Disease	40
Diabetes	46
Dementia	25
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2014 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

hospital care	1110
inpatient care	989
outpatient care	121

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	237
Female	321

**Ethnicity**
Non-Hispanic White	478
Black	61
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	172
From 75 to 84	152
85 and over	109
Less than 65	125

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2014

Hypertension	75
High Cholesterol	62
Stroke	17
Ischemic Heart Disease	55
Depression	47
Chronic Kidney Disease	57
Asthma	14
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	47
Chronic Obstructive Pulmonary Disease	41
Diabetes	46
Dementia	24
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

hospital care	844
inpatient care	718
outpatient care	126

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	464
Female	574

**Ethnicity**
Non-Hispanic White	892
Black	110
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	276
From 75 to 84	284
85 and over	232
Less than 65	246

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	14
Ischemic Heart Disease	55
Depression	47
Chronic Kidney Disease	62
Asthma	30
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	48
Chronic Obstructive Pulmonary Disease	40
Diabetes	46
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

hospital care	284
inpatient care	266
outpatient care	18

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	95
Female	130

**Ethnicity**
Non-Hispanic White	193
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	56
From 75 to 84	71
85 and over	47
Less than 65	51

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2016

Hypertension	75
High Cholesterol	67
Stroke	11
Ischemic Heart Disease	60
Depression	43
Chronic Kidney Disease	68
Asthma	41
Osteoperosis	12
Atrial Fibrilation	24
Heart Failure	54
Chronic Obstructive Pulmonary Disease	40
Diabetes	48
Dementia	27
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	13
Female	17

**Ethnicity**
Non-Hispanic White	0
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2018

Hypertension	75
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	43
Depression	0
Chronic Kidney Disease	67
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	43
Chronic Obstructive Pulmonary Disease	40
Diabetes	50
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

doctor visit	132

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	85
Female	70

**Ethnicity**
Non-Hispanic White	137
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	0
85 and over	0
Less than 65	46

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2019

Hypertension	66
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	28
Depression	32
Chronic Kidney Disease	30
Asthma	15
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	40
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2020 were sleep study.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

doctor visit	161
sleep study	51

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	63
Female	65

**Age**
From 65 to 74	73
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2020

Hypertension	67
High Cholesterol	56
Stroke	9
Ischemic Heart Disease	30
Depression	23
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	0
Atrial Fibrilation	18
Heart Failure	20
Chronic Obstructive Pulmonary Disease	13
Diabetes	34
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2021 were sleep study and airway management.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

airway management	22
doctor visit	258
sleep study	84

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	74
Female	78

**Ethnicity**
Non-Hispanic White	137
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	58
85 and over	12
Less than 65	11

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2021

Hypertension	73
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	22
Chronic Obstructive Pulmonary Disease	10
Diabetes	34
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2022 were sleep study.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

doctor visit	256
sleep study	85

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	96
Female	110

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	64
85 and over	13
Less than 65	13

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2022

Hypertension	69
High Cholesterol	71
Stroke	11
Ischemic Heart Disease	27
Depression	24
Chronic Kidney Disease	19
Asthma	11
Osteoperosis	15
Atrial Fibrilation	26
Heart Failure	20
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA during 2023 were sleep study and airway management.

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

airway management	13
doctor visit	288
sleep study	98

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Male	91
Female	117

**Ethnicity**
Non-Hispanic White	186
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	81
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	27
Depression	31
Chronic Kidney Disease	23
Asthma	16
Osteoperosis	14
Atrial Fibrilation	28
Heart Failure	22
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Yoon Hee Amy Chang, MD for Medicare patients.

The highest averages for the top procedures that Dr. Yoon Hee Amy Chang, MD treated as an internist in Kirkland, WA were hospital care, inpatient care, outpatient care and sleep study.

airway management	17
doctor visit	219
hospital care	929
inpatient care	825
outpatient care	103
sleep study	79

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Yoon Hee Amy Chang, MD.

**Gender**
Female	166
Male	133

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	248
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
85 and over	49
75 to 84	85
Less than 65	57
65 to 74	99

Average of Total of Conditions of Medicare patients treated by Dr. Yoon Hee Amy Chang, MD From 2012 - 2023

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

Hypertension	65
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	37
Depression	29
Chronic Kidney Disease	40
Asthma	13
Osteoporosis	7
Heart Failure	31
Chronic Obstructive Pulmonary Disease	24
Diabetes	36
Atrial Fibrillation	18
Dementia	13
Cancer	11

Education & Training

She has a state license in Washington.

Licensed In: Washington

Ratings & Reviews

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General Payments

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

**Payments by Company**
Inspire Medical Systems, Inc.	$2,192 Inspire $2,066	Inspire Upper Airway Stimulation System $126
Harmony Biosciences LLC	$592 Wakix $592
Janssen Pharmaceuticals, Inc	$306 XARELTO $306
Jazz Pharmaceuticals Inc.	$250 SUNOSI $125	XYWAV $125
Axsome Therapeutics, Inc.	$201 SUNOSI $201
Other	$330 remede System $121	ELIQUIS $62	LUNA $49	Pradaxa $28	XIFAXAN $23	Other $48