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Dr. David Hyungjun Yi, MD

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Specializes in: Ophthalmology (Eye Disease)

Baylor College of Medicine

19 Village Square
Chelmsford, MA 01824

(978) 256-5600

Dr. David Hyungjun Yi, MD is an ophthalmologist in Chelmsford, MA specializing in ophthalmology (eye disease). He graduated from Baylor College of Medicine. Dr. David Hyungjun Yi, MD is affiliated with Tufts Medicine.

Office Locations

19 Village Square
Chelmsford, MA 01824

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Noteworthy Medicare Patient Procedures Performed by Dr. David Hyungjun Yi, MD in 2023

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

Top 25%

By Volume:

laser surgery

simple cataract surgery

YAG laser capsulotomy

By Affordability:

comprehensive eye exam

eye exam

intermediate eye exam

In 2012, among providers in related specialties within Massachusetts, Dr. David Hyungjun Yi, MD performed more laser surgery, simple cataract surgery, and YAG laser capsulotomy procedures for Medicare patients than 75% of them and he also had a list price for comprehensive eye exam, eye exam, and intermediate eye exam 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. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2012 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	53
doctor visit	123
eye procedures	2713
laser treatment	53
ultrasound (sonogram)	348

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2013 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	37
doctor visit	104
eye procedures	2582
laser treatment	37
ultrasound (sonogram)	270

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	473
Female	789

**Ethnicity**
Non-Hispanic White	1132
Black	0
Hispanic	39
Asian	67
Other	0
Native American	0

**Age**
From 65 to 74	505
From 75 to 84	416
85 and over	215
Less than 65	126

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2013

Hypertension	71
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	28
Depression	19
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	36
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2014 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	53
doctor visit	181
eye procedures	2695
laser treatment	53
ultrasound (sonogram)	147

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	494
Female	814

**Ethnicity**
Non-Hispanic White	1143
Black	12
Hispanic	54
Asian	77
Other	22
Native American	0

**Age**
From 65 to 74	531
From 75 to 84	425
85 and over	209
Less than 65	143

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2014

Hypertension	70
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	28
Depression	20
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	35
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2015 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	84
doctor visit	231
eye procedures	2912
laser treatment	84

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	1016
Female	1698

**Ethnicity**
Non-Hispanic White	2406
Black	0
Hispanic	98
Asian	140
Other	44
Native American	0

**Age**
From 65 to 74	1136
From 75 to 84	938
85 and over	396
Less than 65	244

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2015

Hypertension	68
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	29
Depression	19
Chronic Kidney Disease	24
Asthma	11
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	33
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2016 were eye procedures, capsulotomy, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	67
doctor visit	309
eye procedures	3404
laser treatment	67
ultrasound (sonogram)	34

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	614
Female	1093

**Ethnicity**
Non-Hispanic White	1524
Black	0
Hispanic	60
Asian	87
Other	0
Native American	0

**Age**
From 65 to 74	720
From 75 to 84	569
85 and over	268
Less than 65	150

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2016

Hypertension	70
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	28
Depression	19
Chronic Kidney Disease	26
Asthma	15
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	33
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2017 were eye procedures, capsulotomy, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	110
doctor visit	256
eye procedures	3765
laser treatment	110
ultrasound (sonogram)	20

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	610
Female	1099

**Ethnicity**
Non-Hispanic White	1532
Black	0
Hispanic	45
Asian	79
Other	35
Native American	0

**Age**
From 65 to 74	719
From 75 to 84	595
85 and over	253
Less than 65	142

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2017

Hypertension	68
High Cholesterol	47
Stroke	4
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2018 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	84
doctor visit	248
eye procedures	3703
laser treatment	84

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	578
Female	990

**Ethnicity**
Non-Hispanic White	1411
Black	0
Hispanic	51
Asian	64
Other	31
Native American	0

**Age**
From 65 to 74	659
From 75 to 84	590
85 and over	221
Less than 65	98

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2018

Hypertension	68
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2019 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	66
doctor visit	286
eye procedures	3435
laser treatment	66

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	567
Female	960

**Ethnicity**
Non-Hispanic White	1351
Black	0
Hispanic	52
Asian	73
Other	36
Native American	0

**Age**
From 65 to 74	619
From 75 to 84	603
85 and over	215
Less than 65	90

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2019

Hypertension	68
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2020 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	81
doctor visit	226
eye procedures	2297
laser treatment	81

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	427
Female	754

**Ethnicity**
Non-Hispanic White	1056
Black	0
Hispanic	40
Asian	44
Other	30
Native American	0

**Age**
From 65 to 74	463
From 75 to 84	473
85 and over	185
Less than 65	60

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2020

Hypertension	67
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2021 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	138
doctor visit	352
eye procedures	3323
laser treatment	138

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	560
Female	1006

**Ethnicity**
Non-Hispanic White	1385
Black	0
Hispanic	54
Asian	78
Other	0
Native American	0

**Age**
From 65 to 74	588
From 75 to 84	661
85 and over	230
Less than 65	87

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2021

Hypertension	70
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA during 2022 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

capsulotomy	79
doctor visit	240
eye procedures	3084
laser treatment	79

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	495
Female	870

**Ethnicity**
Non-Hispanic White	1206
Black	0
Hispanic	46
Asian	69
Other	0
Native American	0

**Age**
From 65 to 74	507
From 75 to 84	586
85 and over	211
Less than 65	61

Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	22
Depression	17
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	16
Atrial Fibrilation	16
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	4
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. David Hyungjun Yi, MD for Medicare patients.

The highest averages for the top procedures that Dr. David Hyungjun Yi, MD treated as an ophthalmologist in Chelmsford, MA were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

capsulotomy	77
doctor visit	232
eye procedures	3083
laser treatment	77
ultrasound (sonogram)	163

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. David Hyungjun Yi, MD.

**Gender**
Male	530
Female	915

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	70
Non-Hispanic White	1286
Native American / Alaskan Native	0
Hispanic	49
Other	18

**Age**
75 to 84	532
85 and over	218
Less than 65	109
65 to 74	586

Average of Total of Conditions of Medicare patients treated by Dr. David Hyungjun Yi, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. David Hyungjun Yi, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	63
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	24
Depression	17
Chronic Kidney Disease	24
Asthma	7
Osteoporosis	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Atrial Fibrillation	10
Dementia	6
Cancer	10

Education & Training

Dr. David Hyungjun Yi, MD graduated from Baylor College of Medicine. He is certified by the Board Certification: Ophthalmology and has a state license in Massachusetts.

Medical School: Baylor College of Medicine

Board Certification: Board Certification: Ophthalmology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. David Hyungjun Yi, MD is associated with these hospitals and organizations:

Tufts Medicine

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General Payments

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

**Payments by Company**
Carl Zeiss Meditec, Inc.	$855 LUMERA $855
Abbott Laboratories	$507 Optics $495	Healon Viscoelastics $12
TissueTech, Inc.	$412 AmnioGuard $262	AmnioGraft $149
Alcon Laboratories Inc	$336 ORA $118	AcrySof $106	Ilevro $74	IOL $26	$11
Alcon Vision LLC	$322 Hydrus Microstent $90	CLAREON $68	ReSTOR $40	Centurion $38	A.C.S (Alcon Closure System) $37	Other $50
Other	$836 XIIDRA $260	iSTENT iNJECT TRABECULAR MICRO-BYPASS STENT SYSTEM $125	DURYSTA $78	AmnioGraft $58	Acuvue $42	Other $272

**Types of Payments**
Food and Beverage	$2,330
Gift	$900
Education	$38

Biography

Dr. David Yi works as an ophthalmology (eye disease). In addition to English, Dr. Yi speaks Korean. He is affiliated with Tufts Medicine. He graduated from Baylor College of Medicine. Tufts Medicine reports that he is accepting new patients at his office in Chelmsford, MA.