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Dr. Kathy I Chun Hwang, MD

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(Dr. Kathy I. Hwang, M.D.)

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Specializes in: Ophthalmology (Eye Disease)

Harvard Medical School

17000 W North Avenue Suite 100e
Brookfield, WI 53005

(262) 641-2700

Dr. Kathy I Chun Hwang, MD is an ophthalmologist in Brookfield, WI specializing in ophthalmology (eye disease). She graduated from Harvard Medical School. Dr. Kathy I Chun Hwang, MD is affiliated with Hill Physicians.

Office Locations

17000 W North Avenue Suite 100e
Brookfield, WI 53005

(262) 641-2700

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Noteworthy Medicare Patient Procedures Performed by Dr. Kathy I Chun Hwang, MD in 2023

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

Top 5%

By Affordability:

anterior segment surgery

laser eye surgery

scanning computerized ophthalmic diagnostic imaging

SCODI of the posterior segment

secondary cataract surgery

YAG laser capsulotomy

YAG laser surgery

In 2023, Dr. Kathy I Chun Hwang, MD had a list price for anterior segment surgery, laser eye surgery, scanning computerized ophthalmic diagnostic imaging (SCODI), SCODI of the posterior segment (SCODI-P), secondary cataract surgery, YAG laser capsulotomy, and YAG laser surgery that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Wisconsin. 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:

eye tests

In 2023, Dr. Kathy I Chun Hwang, MD had a list price for eye tests that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Wisconsin. 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:

comprehensive eye exam

eye exam

fundus photography

intermediate eye exam

visual field test

In 2012, Dr. Kathy I Chun Hwang, MD had a list price for comprehensive eye exam, eye exam, fundus photography, intermediate eye exam, and visual field test that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Wisconsin. 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. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2012 were eye procedures.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

doctor visit	63
eye procedures	116

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2013 were eye procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

doctor visit	224
eye procedures	898
ultrasound (sonogram)	37

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	197
Female	340

**Ethnicity**
Non-Hispanic White	518
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	232
From 75 to 84	183
85 and over	78
Less than 65	44

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2013

Hypertension	61
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	27
Depression	18
Chronic Kidney Disease	18
Asthma	6
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	25
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2014 were eye procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

doctor visit	198
eye procedures	850
ultrasound (sonogram)	35

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	184
Female	290

**Ethnicity**
Non-Hispanic White	448
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	151
85 and over	76
Less than 65	29

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2014

Hypertension	63
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2015 were eye procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

doctor visit	156
eye procedures	647
ultrasound (sonogram)	21

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	294
Female	516

**Ethnicity**
Non-Hispanic White	760
Black	0
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	366
From 75 to 84	270
85 and over	124
Less than 65	50

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2015

Hypertension	63
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	21
Asthma	12
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2016 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

eye procedures	640
lacrimal (tearing system) procedures	56

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	133
Female	208

**Ethnicity**
Non-Hispanic White	112
Black	30
Hispanic	57
Asian	128
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	99
85 and over	42
Less than 65	37

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2016

Hypertension	70
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	37
Asthma	16
Osteoperosis	9
Atrial Fibrilation	4
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	55
Dementia	6
Cancer	5

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2017 were eye procedures, lacrimal (tearing system) procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	56
eye procedures	1985
injections	40
lacrimal (tearing system) procedures	68
laser treatment	56

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	266
Female	447

**Ethnicity**
Non-Hispanic White	202
Black	87
Hispanic	129
Asian	257
Other	0
Native American	0

**Age**
From 65 to 74	293
From 75 to 84	239
85 and over	104
Less than 65	77

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2017

Hypertension	74
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	25
Depression	15
Chronic Kidney Disease	44
Asthma	9
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	57
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2018 were eye procedures, laser treatment, capsulotomy and injections.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	55
excision	17
eye procedures	2134
injections	34
lacrimal (tearing system) procedures	33
laser treatment	72

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	296
Female	430

**Ethnicity**
Non-Hispanic White	207
Black	102
Hispanic	136
Asian	248
Other	33
Native American	0

**Age**
From 65 to 74	303
From 75 to 84	259
85 and over	95
Less than 65	69

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2018

Hypertension	75
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	46
Asthma	9
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	60
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2019 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	29
doctor visit	75
eye procedures	1847
laser treatment	29

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	289
Female	484

**Ethnicity**
Non-Hispanic White	336
Black	84
Hispanic	95
Asian	222
Other	0
Native American	0

**Age**
From 65 to 74	319
From 75 to 84	263
85 and over	126
Less than 65	65

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2019

Hypertension	69
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	24
Depression	16
Chronic Kidney Disease	43
Asthma	8
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	49
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2020 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	23
doctor visit	269
eye procedures	748
laser treatment	23

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	238
Female	379

**Ethnicity**
Non-Hispanic White	511
Black	0
Hispanic	31
Asian	41
Other	18
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	214
85 and over	126
Less than 65	16

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2020

Hypertension	57
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	24
Depression	17
Chronic Kidney Disease	28
Asthma	4
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	7
Diabetes	26
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2021 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	21
doctor visit	276
eye procedures	719
laser treatment	21

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	218
Female	351

**Ethnicity**
Non-Hispanic White	468
Black	0
Hispanic	26
Asian	35
Other	23
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	222
85 and over	105
Less than 65	14

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2021

Hypertension	61
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	26
Depression	17
Chronic Kidney Disease	29
Asthma	5
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	7
Diabetes	25
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2022 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	32
doctor visit	187
eye procedures	941
laser treatment	32

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	260
Female	418

**Ethnicity**
Non-Hispanic White	537
Black	0
Hispanic	32
Asian	48
Other	34
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	278
85 and over	127
Less than 65	18

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2022

Hypertension	73
High Cholesterol	72
Stroke	6
Ischemic Heart Disease	19
Depression	14
Chronic Kidney Disease	22
Asthma	8
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	4
Cancer	17

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI during 2023 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

capsulotomy	39
doctor visit	184
eye procedures	988
laser treatment	39

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	275
Female	429

**Ethnicity**
Non-Hispanic White	571
Black	0
Hispanic	37
Asian	48
Other	30
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	282
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD in 2023

Hypertension	70
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	22
Depression	14
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	18
Atrial Fibrilation	18
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Kathy I Chun Hwang, MD for Medicare patients.

The highest averages for the top procedures that Dr. Kathy I Chun Hwang, MD treated as an ophthalmologist in Brookfield, WI were eye procedures, lacrimal (tearing system) procedures, laser treatment and injections.

capsulotomy	36
doctor visit	181
excision	17
eye procedures	1042
injections	37
lacrimal (tearing system) procedures	52
laser treatment	38
ultrasound (sonogram)	31

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Kathy I Chun Hwang, MD.

**Gender**
Male	220
Female	357

**Ethnicity**
Black / African American	25
Asian / Pacific Islander	85
Non-Hispanic White	389
Hispanic	47
Native American / Alaskan Native	0
Other	12

**Age**
75 to 84	205
85 and over	83
Less than 65	34
65 to 74	241

Average of Total of Conditions of Medicare patients treated by Dr. Kathy I Chun Hwang, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Kathy I Chun Hwang, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	61
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	23
Depression	14
Chronic Kidney Disease	27
Asthma	7
Osteoporosis	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	33
Atrial Fibrillation	9
Cancer	10
Dementia	6

Education & Training

Dr. Kathy I Chun Hwang, MD graduated from Harvard Medical School. She completed residency at California Pacific Medical Center. She is certified by the American Board of Ophthalmology and has a state license in Maryland.

Medical School: Harvard Medical School

Residency: California Pacific Medical Center

Board Certification: American Board of Ophthalmology (2029)

Licensed In: Maryland

Affiliations & Hospitals

Dr. Kathy I Chun Hwang, MD is associated with these hospitals and organizations:

Hill Physicians

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. Kathy I Chun Hwang, MD appears to accept the following insurance providers: Cigna, Aetna, Blue Shield of California, SCAN Health Plan, Anthem, UnitedHealthcare, Health Net, Hill Physicians Care Solutions, Western Health Advantage (WHA) and Central Health Plan.

Insurance Accepted by Provider includes:

According to our sources, Dr. Kathy I Chun Hwang, MD accepts the following insurance providers:

Cigna

Aetna

Blue Shield of California

SCAN Health Plan

Anthem

UnitedHealthcare

Health Net

Hill Physicians Care Solutions

Western Health Advantage (WHA)

Central Health Plan

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Kathy I Chun Hwang, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Genentech USA, Inc.	$408 VABYSMO $395	Avastin $13
Allergan Inc.	$396 RESTASIS $151	LUMIGAN $16	$229
Aerie Pharmaceuticals, Inc.	$377 Rocklatan $202	Rhopressa $176
BIOTISSUE HOLDINGS INC.	$364 $364
Alcon Vision LLC	$260 AcrySof IQ PanOptix $112	Hydrus Microstent $102	Rocklatan $24	EYSUVIS $21
Other	$1,622 ACTHAR $144	XIIDRA $141	AmnioGuard $130	RESTASIS $128	OMNI(R) SURGICAL SYSTEM (US) $127	Other $952

**Types of Payments**
Food and Beverage	$3,427

Biography

Dr. Kathy Hwang works as an ophthalmology (eye disease). Dr. Hwang is in-network for several insurance carriers, including Blue Shield, Health Net, and Anthem. She attended Harvard Medical School and subsequently trained at California Pacific Medical Center for residency. She speaks Mandarin. Dr. Hwang's hospital/clinic affiliations include Hill Physicians and Methodist Hospital of Sacramento. She has an open panel in according to Hill Physicians.