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Dr. William Robert Maranon, MD

(4 Ratings)

Specializes in: General Surgery

1040 S. Rainbow Boulevard Suite 101
Las Vegas, NV 89145

(702) 889-9129

Dr. William Robert Maranon, MD is a general surgeon in Las Vegas, NV specializing in general surgery.

Office Locations

1040 S. Rainbow Boulevard Suite 101
Las Vegas, NV 89145

(702) 889-9129

(702) 562-5069

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In The News

“One local surgeon, William Maranon, wrote a letter to the editor of View in which he called Petersen a "shrewd business man making a great profit margin."”—"Charity Surgery Day to help cash-strapped patients", Las Vegas Review-Journal, November 2011

Noteworthy Medicare Patient Procedures Performed by Dr. William Robert Maranon, MD in 2023

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

Top 5%

By Volume:

hemorrhoid banding

By Affordability:

inpatient hospital care

In 2023, among providers in related specialties within Nevada, Dr. William Robert Maranon, MD performed more hemorrhoid banding procedures for Medicare patients than 95% of them and he also had a list price for hemorrhoid banding, hemorrhoid ligation, hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 95% 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. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2012 were gastrointestinal procedures, minimally invasive procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

abdominal surgery	13
doctor visit	622
gastrointestinal procedures	417
hospital care	15
inpatient care	15
minimally invasive procedures	148
open surgery	13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2013 were gastrointestinal procedures, minimally invasive procedures, open surgery and hospital care.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

abdominal surgery	17
doctor visit	649
gastrointestinal procedures	443
hospital care	17
inpatient care	17
minimally invasive procedures	183
open surgery	17

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	163
Female	142

**Ethnicity**
Non-Hispanic White	230
Black	24
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	81
85 and over	32
Less than 65	36

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2013

Hypertension	65
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	39
Depression	18
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2014 were gastrointestinal procedures, minimally invasive procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	600
gastrointestinal procedures	410
hospital care	21
inpatient care	21
minimally invasive procedures	204

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	169
Female	154

**Ethnicity**
Non-Hispanic White	248
Black	28
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	86
85 and over	30
Less than 65	40

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2014

Hypertension	68
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	33
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2015 were gastrointestinal procedures, minimally invasive procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	517
gastrointestinal procedures	296
hospital care	11
inpatient care	11
minimally invasive procedures	145

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	294
Female	250

**Ethnicity**
Non-Hispanic White	436
Black	26
Hispanic	56
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	278
From 75 to 84	162
85 and over	62
Less than 65	42

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2015

Hypertension	69
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	41
Depression	19
Chronic Kidney Disease	37
Asthma	12
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2016 were gastrointestinal procedures, minimally invasive procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	316
gastrointestinal procedures	156
hospital care	32
inpatient care	32
minimally invasive procedures	70

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	102
Female	103

**Ethnicity**
Non-Hispanic White	163
Black	16
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	61
85 and over	29
Less than 65	14

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2016

Hypertension	74
High Cholesterol	70
Stroke	10
Ischemic Heart Disease	45
Depression	23
Chronic Kidney Disease	40
Asthma	22
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	35
Dementia	14
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2017 were gastrointestinal procedures, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	428
gastrointestinal procedures	199
hospital care	161
inpatient care	161
minimally invasive procedures	81

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	144
Female	130

**Ethnicity**
Non-Hispanic White	198
Black	23
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	91
85 and over	41
Less than 65	21

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	11
Ischemic Heart Disease	45
Depression	20
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	18
Diabetes	39
Dementia	14
Cancer	23

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2018 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	363
gastrointestinal procedures	149
hospital care	300
inpatient care	300
minimally invasive procedures	59

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	141
Female	152

**Ethnicity**
Non-Hispanic White	217
Black	33
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	104
85 and over	42
Less than 65	29

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2018

Hypertension	75
High Cholesterol	68
Stroke	11
Ischemic Heart Disease	47
Depression	25
Chronic Kidney Disease	46
Asthma	11
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	27
Chronic Obstructive Pulmonary Disease	22
Diabetes	43
Dementia	17
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2019 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	333
gastrointestinal procedures	126
hospital care	566
inpatient care	566
minimally invasive procedures	54

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	157
Female	195

**Ethnicity**
Non-Hispanic White	248
Black	41
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	121
85 and over	59
Less than 65	46

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	49
Depression	26
Chronic Kidney Disease	56
Asthma	11
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	30
Chronic Obstructive Pulmonary Disease	26
Diabetes	39
Dementia	24
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2020 were hospital care, inpatient care and gastrointestinal procedures.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	183
gastrointestinal procedures	57
hospital care	514
inpatient care	514

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	140
Female	151

**Ethnicity**
Non-Hispanic White	217
Black	27
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	90
85 and over	54
Less than 65	35

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2020

Hypertension	75
High Cholesterol	65
Stroke	11
Ischemic Heart Disease	51
Depression	26
Chronic Kidney Disease	57
Asthma	6
Osteoperosis	11
Atrial Fibrilation	23
Heart Failure	34
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	23
Cancer	20

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2021 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	158
gastrointestinal procedures	84
hospital care	507
inpatient care	507
minimally invasive procedures	26

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	132
Female	148

**Ethnicity**
Non-Hispanic White	209
Black	28
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	92
85 and over	46
Less than 65	34

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	13
Ischemic Heart Disease	49
Depression	23
Chronic Kidney Disease	53
Asthma	12
Osteoperosis	10
Atrial Fibrilation	21
Heart Failure	34
Chronic Obstructive Pulmonary Disease	20
Diabetes	38
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV during 2022 were hospital care, inpatient care and gastrointestinal procedures.

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

doctor visit	159
gastrointestinal procedures	46
hospital care	129
inpatient care	129

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	89
Female	65

**Ethnicity**
Non-Hispanic White	118
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	55
85 and over	19
Less than 65	11

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	41
Depression	22
Chronic Kidney Disease	31
Asthma	12
Osteoperosis	10
Atrial Fibrilation	27
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	7
Cancer	21

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. William Robert Maranon, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Robert Maranon, MD treated as a general surgeon in Las Vegas, NV were gastrointestinal procedures, hospital care, inpatient care and minimally invasive procedures.

abdominal surgery	15
doctor visit	393
gastrointestinal procedures	216
hospital care	206
inpatient care	206
minimally invasive procedures	107
open surgery	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. William Robert Maranon, MD.

**Gender**
Male	139
Female	135

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	207
Native American / Alaskan Native	0
Hispanic	25
Other	0

**Age**
75 to 84	85
85 and over	37
Less than 65	28
65 to 74	123

Average of Total of Conditions of Medicare patients treated by Dr. William Robert Maranon, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. William Robert Maranon, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	66
High Cholesterol	61
Stroke	7
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	38
Asthma	9
Osteoporosis	8
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	33
Atrial Fibrillation	14
Dementia	13
Cancer	15

Education & Training

He has a state license in Nevada.

Licensed In: Nevada

Ratings & Reviews

Dr. William Robert Maranon, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. William Robert Maranon, MD from all over the web to help you find the right in Las Vegas, NV.

Overall Rating

(4 Ratings)

Leave a Review

Reviews Left On DocSpot

Overall Rating: 5.0 2016-10-17

Good doctor, but the billing service they used over billed me and promised the doctor's office would refund the difference, but never did. I wrote to Aetna, but no results. They stated my payment was applied to another patient. The doctor is good but their billing process his problems.

General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$10,742 Da Vinci Surgical System $10,742
LIFECELL CORPORATION	$2,468 AlloDerm $1,181	STRATTICE $924	STRATTICE LAP $364
Novadaq Technologies Inc.	$1,269 PINPOINT $1,096	DERMACELL $173
Musculoskeletal Transplant Foundation Inc.	$389 $389
Mallinckrodt LLC	$381 OFIRMEV $223	RAPLIXA $122	Exalgo $18	XARTEMIS XR $17
Other	$1,943 STRATTICE $274	OFIRMEV $157	Advanced Energy Cutting Device $155	Synthetic Mesh $145	ProGrip $139	Other $1,073

**Types of Payments**
Education	$9,000
Food and Beverage	$4,632
Travel and Lodging	$3,560

Research Payments

Dr. William Robert Maranon, MD has received 1 research payments totaling $1,400.

Biography

Dr. William Maranon works as a general surgery. He is rated highly by his patients. Dr. Maranon studied medicine at the University of California, San Diego (UCSD), School of Medicine.

Select Year:

Dr. William Robert Maranon, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. William Robert Maranon, MD 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. William Robert Maranon, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Robert Maranon, 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. William Robert Maranon, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

Other Providers in Las Vegas, NV