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Home > MA Providers > Urologists

Dr. Louis S. Liou, MD, PHD

Accepting New Patients

(5 Ratings)

Specializes in: Urology (Urinary Tract Disease)

Boston University School of Medicine

131 Old Road To Nine Acre Corner Suite 230
Concord, MA 01742

(978) 287-8950

Dr. Louis S. Liou, MD, PHD is an urologist in Milford, MA specializing in urology (urinary tract disease). He graduated from Boston University School of Medicine. Dr. Louis S. Liou, MD, PHD is affiliated with Emerson Health.

Office Locations

115 Water Street Suite 104
Milford, MA 01757

(508) 482-5411

(508) 482-5417

open_in_new

Emerson Health

131 Old Road To Nine Acre Corner Suite 230
Concord, MA 01742

(978) 287-8950

open_in_new

1493 Cambridge Street
Cambridge, MA 02139

open_in_new

41 Mall Road
Burlington, MA 01805

(781) 744-8000

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Noteworthy Medicare Patient Procedures Performed by Dr. Louis S. Liou, MD, PHD in 2023

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

Top 25%

By Volume:

diagnostic procedures

By Affordability:

anal sphincter electromyography

cystoscopy

electrodiagnostic testing

electromyography

electrophysiological study

urethral sphincter electromyography

uroflowmetry

In 2012, among providers in related specialties within Massachusetts, Dr. Louis S. Liou, MD, PHD performed more diagnostic procedures procedures for Medicare patients than 75% of them and he also had a list price for anal sphincter electromyography, cystoscopy, electrodiagnostic testing, electromyography (EMG), electrophysiological (EP) study, urethral sphincter electromyography, and uroflowmetry 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. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2012 were urologic procedures, minimally invasive procedures, catheterization and diagnostic procedures.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	19
bulbocavernosus reflex testing	19
catheterization	53
diagnostic procedures	39
doctor visit	647
minimally invasive procedures	85
minor procedures	20
potassium test	24
stent placement (stenting)	12
urologic procedures	604

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2013 were urologic procedures, minimally invasive procedures, diagnostic procedures and catheterization.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	24
bulbocavernosus reflex testing	24
catheterization	29
diagnostic procedures	45
doctor visit	629
laser treatment	18
lithotripsy (stone fragmentation)	18
minimally invasive procedures	140
minor procedures	21
potassium test	27
stent placement (stenting)	15
urologic procedures	316

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	276
Female	89

**Ethnicity**
Non-Hispanic White	267
Black	41
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	81
85 and over	47
Less than 65	112

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2013

Hypertension	57
High Cholesterol	46
Stroke	4
Ischemic Heart Disease	29
Depression	32
Chronic Kidney Disease	36
Asthma	9
Osteoperosis	4
Atrial Fibrilation	8
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	8
Cancer	18

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2014 were urologic procedures, minimally invasive procedures, diagnostic procedures and catheterization.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	31
bulbocavernosus reflex testing	30
catheterization	38
diagnostic procedures	48
doctor visit	481
minimally invasive procedures	75
minor procedures	17
potassium test	24
urologic procedures	277

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	250
Female	62

**Ethnicity**
Non-Hispanic White	214
Black	42
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	74
85 and over	32
Less than 65	79

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2014

Hypertension	62
High Cholesterol	41
Stroke	4
Ischemic Heart Disease	31
Depression	29
Chronic Kidney Disease	39
Asthma	8
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	10
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2015 were urologic procedures, minimally invasive procedures, catheterization and potassium test.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

ablation	13
anorectal procedures	20
bulbocavernosus reflex testing	15
catheterization	48
diagnostic procedures	20
doctor visit	597
minimally invasive procedures	91
potassium test	21
urologic procedures	271

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	534
Female	134

**Ethnicity**
Non-Hispanic White	458
Black	98
Hispanic	72
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	280
From 75 to 84	150
85 and over	72
Less than 65	166

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2015

Hypertension	66
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	31
Depression	28
Chronic Kidney Disease	39
Asthma	14
Osteoperosis	3
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	9
Cancer	18

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2016 were urologic procedures, minimally invasive procedures, anorectal procedures and diagnostic procedures.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	39
catheterization	36
diagnostic procedures	39
doctor visit	556
minimally invasive procedures	60
potassium test	12
urologic procedures	241

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	237
Female	63

**Ethnicity**
Non-Hispanic White	198
Black	47
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	66
85 and over	33
Less than 65	70

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2016

Hypertension	66
High Cholesterol	33
Stroke	4
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	39
Asthma	22
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2017 were urologic procedures, minimally invasive procedures, diagnostic procedures and anorectal procedures.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	25
diagnostic procedures	39
doctor visit	562
minimally invasive procedures	78
minor procedures	14
potassium test	12
urologic procedures	187

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	236
Female	76

**Ethnicity**
Non-Hispanic White	205
Black	54
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	74
85 and over	40
Less than 65	68

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2017

Hypertension	64
High Cholesterol	32
Stroke	4
Ischemic Heart Disease	33
Depression	28
Chronic Kidney Disease	40
Asthma	7
Osteoperosis	5
Atrial Fibrilation	8
Heart Failure	16
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	13
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2018 were urologic procedures, minimally invasive procedures, diagnostic procedures and catheterization.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	33
bulbocavernosus reflex testing	11
catheterization	40
diagnostic procedures	44
doctor visit	558
minimally invasive procedures	76
minor procedures	11
potassium test	17
urologic procedures	263

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	246
Female	73

**Ethnicity**
Non-Hispanic White	199
Black	58
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	91
85 and over	29
Less than 65	72

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2018

Hypertension	65
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	32
Depression	32
Chronic Kidney Disease	41
Asthma	5
Osteoperosis	4
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	34
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2019 were urologic procedures, minimally invasive procedures, catheterization and bulbocavernosus reflex testing.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

ablation	15
anorectal procedures	14
bulbocavernosus reflex testing	17
catheterization	38
diagnostic procedures	14
doctor visit	519
laser treatment	15
minimally invasive procedures	71
urologic procedures	194

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	267
Female	76

**Ethnicity**
Non-Hispanic White	214
Black	48
Hispanic	46
Asian	14
Other	21
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	99
85 and over	28
Less than 65	67

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2019

Hypertension	64
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	34
Depression	32
Chronic Kidney Disease	45
Asthma	6
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	38
Dementia	13
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2020 were urologic procedures, minimally invasive procedures, bulbocavernosus reflex testing and catheterization.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

bulbocavernosus reflex testing	22
catheterization	20
doctor visit	219
minimally invasive procedures	64
urologic procedures	142

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	266
Female	76

**Ethnicity**
Non-Hispanic White	206
Black	57
Hispanic	45
Asian	12
Other	22
Native American	0

**Age**
From 65 to 74	170
From 75 to 84	93
85 and over	27
Less than 65	52

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2020

Hypertension	59
High Cholesterol	38
Stroke	5
Ischemic Heart Disease	30
Depression	32
Chronic Kidney Disease	42
Asthma	5
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	40
Dementia	11
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2021 were urologic procedures, minimally invasive procedures, bulbocavernosus reflex testing and catheterization.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

bulbocavernosus reflex testing	30
catheterization	28
doctor visit	256
minimally invasive procedures	72
urologic procedures	170

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	229
Female	66

**Ethnicity**
Non-Hispanic White	180
Black	45
Hispanic	39
Asian	13
Other	18
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	85
85 and over	27
Less than 65	45

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2021

Hypertension	63
High Cholesterol	44
Stroke	6
Ischemic Heart Disease	30
Depression	34
Chronic Kidney Disease	46
Asthma	8
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	42
Dementia	13
Cancer	21

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA during 2022 were urologic procedures, minimally invasive procedures, bulbocavernosus reflex testing and potassium test.

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

anorectal procedures	22
bulbocavernosus reflex testing	23
catheterization	19
diagnostic procedures	22
doctor visit	363
minimally invasive procedures	68
potassium test	23
urologic procedures	230

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	236
Female	60

**Ethnicity**
Non-Hispanic White	222
Black	24
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	102
85 and over	35
Less than 65	41

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2022

Hypertension	65
High Cholesterol	62
Stroke	11
Ischemic Heart Disease	24
Depression	22
Chronic Kidney Disease	27
Asthma	13
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	34
Dementia	7
Cancer	30

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Louis S. Liou, MD, PHD for Medicare patients.

The highest averages for the top procedures that Dr. Louis S. Liou, MD, PHD treated as an urologist in Milford, MA were urologic procedures, minimally invasive procedures, catheterization and diagnostic procedures.

ablation	14
anorectal procedures	25
catheterization	34
diagnostic procedures	34
doctor visit	489
laser treatment	16
lithotripsy (stone fragmentation)	18
minimally invasive procedures	80
minor procedures	16
potassium test	20
stent placement (stenting)	13
urologic procedures	263

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Louis S. Liou, MD, PHD.

**Gender**
Male	252
Female	70

**Ethnicity**
Black / African American	46
Asian / Pacific Islander	3
Non-Hispanic White	214
Native American / Alaskan Native	0
Hispanic	36
Other	5

**Age**
75 to 84	83
85 and over	33
Less than 65	70
65 to 74	122

Average of Total of Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Louis S. Liou, MD, PHD treated were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	57
High Cholesterol	38
Stroke	4
Ischemic Heart Disease	27
Depression	26
Chronic Kidney Disease	35
Asthma	8
Osteoporosis	2
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Atrial Fibrillation	9
Cancer	17
Dementia	10

Education & Training

Dr. Louis S. Liou, MD, PHD graduated from Boston University School of Medicine. He completed residency at Cleveland Clinic. He is certified by the Urology and has a state license in Massachusetts.

Medical School: Boston University School of Medicine

Residency: Cleveland Clinic

Board Certification: Urology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Louis S. Liou, MD, PHD is associated with these hospitals and organizations:

Emerson Health

Ratings & Reviews

Dr. Louis S. Liou, MD, PHD has a high overall rating with an average of 4.2 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Louis S. Liou, MD, PHD from all over the web to help you find the right in Milford, MA.

4.2

Overall Rating

(5 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
AngioDynamics, Inc.	$27,407 Nanoknife $27,407
BK Medical Holding Company Inc.	$3,481 bk3000, bk3500 & bk5000 Ultrasound System $3,481
Boston Scientific Corporation	$3,026 Greenlight $852	General - BPH $806	rezum Generator $539	GENERAL BPH $490	LITHOVUE $180	Other $159
Teleflex LLC	$2,356 Urolift System $1,788	Urolift $362	UROLIFT ATC SYSTEM $159	UROLIFT 2 SYSTEM $46
PROCEPT BioRobotics Corporation	$1,814 AquaBeam Robotic System $1,814
Other	$7,098 Urology $835	BOTOX $785	Cryoablation products $756	TRINITY $644	(815) Thiola $310	Other $3,767

**Types of Payments**
Long term medical supply or device loan	$23,500
Food and Beverage	$8,849
Travel and Lodging	$8,302
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$3,901
Education	$330
Other	$300

Biography

Dr. Louis Liou works as an urology (urinary tract disease). He is rated 4.0 stars (out of 5) by his patients. Before completing his residency at Cleveland Clinic, Dr. Liou attended medical school at Boston University School of Medicine. Dr. Liou is affiliated with Emerson Health. According to Emerson Health, he is currently accepting new patients at his office in Concord, MA.

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Dr. Louis S. Liou, MD, PHD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Louis S. Liou, MD, PHD in 2023

By Volume:

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. Louis S. Liou, MD, PHD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Louis S. Liou, MD, PHD 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. Louis S. Liou, MD, PHD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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