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Home > MA Providers > Ophthalmologists

Dr. Peter Louis Lou, MD

Accepting New Patients

(3 Ratings)

Specializes in: Ophthalmology (Eye Disease)

University of Ottawa Faculty of Medicine

63 Lincoln Street
Worcester, MA 01605

(508) 791-1217

Dr. Peter Louis Lou, MD is an ophthalmologist in Boston, MA specializing in ophthalmology (eye disease). He graduated from University of Ottawa Faculty of Medicine. Dr. Peter Louis Lou, MD is affiliated with Revere Medical, UMass Memorial Medical Center, Massachusetts General Hospital, UMass Memorial Health and Holy Family Hospital.

Office Locations

10 Hawthorne Place Suite 106
Boston, MA 02114

(617) 523-0955

(617) 523-5376

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Holy Family Hospital

138 Haverhill Street Number 104
Andover, MA 01810

(978) 475-0705

(978) 475-0008

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243 Charles Street
Boston, MA 02114

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UMass Memorial Health

63 Lincoln Street
Worcester, MA 01605

(508) 791-1217

(508) 831-0517

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Noteworthy Medicare Patient Procedures Performed by Dr. Peter Louis Lou, MD in 2023

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

Top 10%

By Volume:

diagnostic B-scan

In 2023, Dr. Peter Louis Lou, MD performed more diagnostic B-scan procedures for Medicare patients than 90% of providers in related specialties within Massachusetts.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2012 were eye procedures, injections, photocoagulation and diagnostic imaging.

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	26
doctor visit	804
eye procedures	3089
injections	449
photocoagulation	42
ultrasound (sonogram)	26

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2013 were eye procedures, injections, photocoagulation and diagnostic imaging.

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	14
doctor visit	749
eye procedures	2806
injections	439
photocoagulation	34
ultrasound (sonogram)	14

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	370
Female	560

**Ethnicity**
Non-Hispanic White	836
Black	0
Hispanic	0
Asian	48
Other	25
Native American	0

**Age**
From 65 to 74	381
From 75 to 84	306
85 and over	207
Less than 65	36

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2013

Hypertension	74
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	31
Depression	16
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	10
Diabetes	38
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2014 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	49
doctor visit	619
eye procedures	2705
injections	399
photocoagulation	40
ultrasound (sonogram)	49

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	368
Female	525

**Ethnicity**
Non-Hispanic White	803
Black	12
Hispanic	13
Asian	45
Other	20
Native American	0

**Age**
From 65 to 74	358
From 75 to 84	308
85 and over	198
Less than 65	29

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2014

Hypertension	75
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	32
Depression	17
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	9
Diabetes	39
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2015 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	78
doctor visit	577
eye procedures	2796
injections	355
photocoagulation	15
ultrasound (sonogram)	78

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	732
Female	1056

**Ethnicity**
Non-Hispanic White	1568
Black	32
Hispanic	38
Asian	88
Other	62
Native American	0

**Age**
From 65 to 74	718
From 75 to 84	608
85 and over	394
Less than 65	68

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2015

Hypertension	75
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	29
Depression	19
Chronic Kidney Disease	26
Asthma	9
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	36
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2016 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	146
doctor visit	568
eye procedures	2646
injections	297
ultrasound (sonogram)	146

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	347
Female	494

**Ethnicity**
Non-Hispanic White	750
Black	14
Hispanic	14
Asian	38
Other	25
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	298
85 and over	182
Less than 65	33

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2016

Hypertension	75
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	29
Asthma	13
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	34
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2017 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	256
doctor visit	399
eye procedures	2724
injections	272
ultrasound (sonogram)	256

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	348
Female	447

**Ethnicity**
Non-Hispanic White	706
Black	11
Hispanic	14
Asian	37
Other	27
Native American	0

**Age**
From 65 to 74	299
From 75 to 84	293
85 and over	167
Less than 65	36

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2017

Hypertension	74
High Cholesterol	44
Stroke	4
Ischemic Heart Disease	32
Depression	17
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	33
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2018 were eye procedures, diagnostic imaging, ultrasound (sonogram) and injections.

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	270
doctor visit	196
eye procedures	2579
injections	208
ultrasound (sonogram)	270

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	317
Female	395

**Ethnicity**
Non-Hispanic White	628
Black	11
Hispanic	15
Asian	31
Other	27
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	265
85 and over	143
Less than 65	0

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2018

Hypertension	74
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	31
Depression	18
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2019 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	132
doctor visit	244
eye procedures	2248
injections	163
ultrasound (sonogram)	132

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	274
Female	355

**Ethnicity**
Non-Hispanic White	553
Black	0
Hispanic	0
Asian	31
Other	24
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	237
85 and over	133
Less than 65	22

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2019

Hypertension	73
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	7
Diabetes	32
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2020 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	117
doctor visit	106
eye procedures	1975
injections	162
ultrasound (sonogram)	117

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	193
Female	269

**Ethnicity**
Non-Hispanic White	416
Black	0
Hispanic	0
Asian	16
Other	16
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	169
85 and over	80
Less than 65	22

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2020

Hypertension	71
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	8
Diabetes	30
Dementia	9
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2021 were eye procedures, diagnostic imaging, ultrasound (sonogram) and injections.

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	207
doctor visit	121
eye procedures	2576
injections	202
ultrasound (sonogram)	207

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	209
Female	306

**Ethnicity**
Non-Hispanic White	450
Black	0
Hispanic	0
Asian	26
Other	24
Native American	0

**Age**
From 65 to 74	211
From 75 to 84	203
85 and over	87
Less than 65	14

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2021

Hypertension	69
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	30
Asthma	6
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	6
Diabetes	30
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA during 2022 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

diagnostic imaging	170
doctor visit	154
eye procedures	2301
injections	171
ultrasound (sonogram)	170

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	203
Female	288

**Ethnicity**
Non-Hispanic White	431
Black	0
Hispanic	0
Asian	27
Other	22
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	203
85 and over	66
Less than 65	14

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2022

Hypertension	74
High Cholesterol	74
Stroke	9
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	24
Asthma	10
Osteoperosis	18
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	30
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Peter Louis Lou, MD for Medicare patients.

The highest averages for the top procedures that Dr. Peter Louis Lou, MD treated as an ophthalmologist in Boston, MA were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

diagnostic imaging	133
doctor visit	412
eye procedures	2585
injections	283
photocoagulation	32
ultrasound (sonogram)	133

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Peter Louis Lou, MD.

**Gender**
Male	305
Female	426

**Ethnicity**
Black / African American	7
Asian / Pacific Islander	35
Non-Hispanic White	649
Hispanic	8
Native American / Alaskan Native	0
Other	24

**Age**
75 to 84	262
85 and over	150
Less than 65	24
65 to 74	266

Average of Total of Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD From 2012 - 2022

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

Hypertension	66
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	25
Asthma	7
Osteoporosis	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	30
Atrial Fibrillation	12
Cancer	12
Dementia	6

Education & Training

Dr. Peter Louis Lou, MD graduated from University of Ottawa Faculty of Medicine. He completed residency at University of Toronto Affiliated Hospitals. He is certified by the Ophthalmology, American Board of Ophthalmology and has a state license in Massachusetts.

Medical School: University of Ottawa Faculty of Medicine

Residency: University of Toronto Affiliated Hospitals

Board Certification: Ophthalmology, American Board of Ophthalmology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Peter Louis Lou, MD is associated with these hospitals and organizations:

Revere Medical

UMass Memorial Medical Center

Massachusetts General Hospital

UMass Memorial Health

Holy Family Hospital

Ratings & Reviews

Dr. Peter Louis Lou, MD has a good overall rating with an average of 2.67 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Peter Louis Lou, MD from all over the web to help you find the right in Boston, MA.

2.67

Overall Rating

(3 Ratings)

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General Payments

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

**Payments by Company**
Genentech USA, Inc.	$332 LUCENTIS $193	VABYSMO $139
Dutch Ophthalmic, USA	$274 TISSUEBLUE $274
Regeneron Healthcare Solutions, Inc.	$141 EYLEA HD $121	EYLEA (aflibercept) Injection $20
AbbVie, Inc.	$115 $115
Mallinckrodt Hospital Products Inc.	$107 ACTHAR $107
Other	$432 MIEBO $102	OZURDEX $62	ILUVIEN $26	PURIFIED CORTROPHIN GEL $25	Daraprim 30 Tablet in 1 Bottle $23	Other $193

**Types of Payments**
Food and Beverage	$1,293
Education	$107

Biography

Dr. Peter Lou is a specialist in ophthalmology (eye disease). Dr. Lou's patients gave him an average rating of 2.5 stars (out of 5). He is affiliated with Holy Family Hospital, Revere Medical, and Massachusetts General Hospital. Revere Medical reports that he is accepting new patients at his office in Andover, MA. Before performing his residency at a hospital affiliated with the University of Toronto, Dr. Lou attended the University of Ottawa Faculty of Medicine for medical school.

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Dr. Peter Louis Lou, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Peter Louis Lou, MD in 2023

By Volume:

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. Peter Louis Lou, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Peter Louis Lou, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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