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Home > IL Providers > Otolaryngologists / Ear, Nose & Throat (ENT) Doctors

Dr. Oscar Luis Alonso, MD

(5 Ratings)

Specializes in: Otolaryngology (Ear, Nose, and Throat)

1121 Warren Avenue Suite 200
Downers Grove, IL 60515

(630) 960-5310

Dr. Oscar Luis Alonso, MD is an otolaryngologist in Downers Grove, IL specializing in otolaryngology (ear, nose, and throat).

Office Locations

1121 Warren Avenue Suite 200
Downers Grove, IL 60515

(630) 960-5310

(630) 969-7841

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Noteworthy Medicare Patient Procedures Performed by Dr. Oscar Luis Alonso, MD in 2023

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

Top 10%

By Volume:

diagnostic procedures

In 2023, Dr. Oscar Luis Alonso, MD performed more diagnostic procedures procedures for Medicare patients than 90% of providers in related specialties within Illinois.

Top 25%

By Volume:

ear procedures

impacted ear wax removal

By Affordability:

ear procedures

ear wax removal

impacted ear wax removal

In 2012, among providers in related specialties within Illinois, Dr. Oscar Luis Alonso, MD performed more ear procedures, and impacted ear wax removal procedures for Medicare patients than 75% of them and he also had a list price for ear procedures, ear wax removal, and impacted ear wax removal 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. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2012 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and nosebleed treatment.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

doctor visit	777
ear procedures	563
hospital care	23
inpatient care	23
laryngeal (voice box) procedures	176
minimally invasive procedures	176
nosebleed treatment	24

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2013 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and hospital care.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

doctor visit	754
ear procedures	537
hospital care	21
inpatient care	21
laryngeal (voice box) procedures	142
minimally invasive procedures	142
nosebleed treatment	19

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	241
Female	330

**Ethnicity**
Non-Hispanic White	515
Black	0
Hispanic	16
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	200
85 and over	133
Less than 65	35

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2013

Hypertension	67
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	41
Depression	17
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2014 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and hospital care.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	13
doctor visit	683
ear procedures	494
hospital care	18
inpatient care	18
laryngeal (voice box) procedures	130
minimally invasive procedures	130
nosebleed treatment	14

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	232
Female	306

**Ethnicity**
Non-Hispanic White	492
Black	0
Hispanic	15
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	187
85 and over	151
Less than 65	29

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2014

Hypertension	64
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	40
Depression	13
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2015 were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and diagnostic procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	124
doctor visit	584
ear procedures	552
evoked potential test	30
laryngeal (voice box) procedures	133
minimally invasive procedures	133
nosebleed treatment	11

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	350
Female	548

**Ethnicity**
Non-Hispanic White	812
Black	0
Hispanic	26
Asian	36
Other	0
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	326
85 and over	270
Less than 65	44

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2015

Hypertension	69
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	10
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2016 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	173
doctor visit	563
ear procedures	594
evoked potential test	41
laryngeal (voice box) procedures	143
minimally invasive procedures	143
nosebleed treatment	19

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	198
Female	254

**Ethnicity**
Non-Hispanic White	408
Black	0
Hispanic	0
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	144
From 75 to 84	163
85 and over	118
Less than 65	27

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2016

Hypertension	69
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	40
Depression	15
Chronic Kidney Disease	28
Asthma	15
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2017 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	155
doctor visit	467
ear procedures	509
evoked potential test	34
laryngeal (voice box) procedures	104
minimally invasive procedures	104

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	170
Female	212

**Ethnicity**
Non-Hispanic White	347
Black	0
Hispanic	0
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	138
85 and over	102
Less than 65	29

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2017

Hypertension	67
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	41
Depression	17
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2018 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	222
doctor visit	471
ear procedures	574
evoked potential test	66
laryngeal (voice box) procedures	90
minimally invasive procedures	90

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	159
Female	229

**Ethnicity**
Non-Hispanic White	348
Black	0
Hispanic	11
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	149
85 and over	107
Less than 65	19

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2018

Hypertension	64
High Cholesterol	67
Stroke	3
Ischemic Heart Disease	35
Depression	15
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	15
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2019 were ear procedures, diagnostic procedures, evoked potential test and minimally invasive procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	224
doctor visit	437
ear procedures	573
evoked potential test	68
laryngeal (voice box) procedures	68
minimally invasive procedures	68

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	149
Female	220

**Ethnicity**
Non-Hispanic White	316
Black	0
Hispanic	0
Asian	21
Other	15
Native American	0

**Age**
From 65 to 74	119
From 75 to 84	138
85 and over	94
Less than 65	18

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2019

Hypertension	69
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	35
Depression	14
Chronic Kidney Disease	27
Asthma	7
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2020 were ear procedures, diagnostic procedures, evoked potential test and minimally invasive procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	132
doctor visit	297
ear procedures	387
evoked potential test	38
laryngeal (voice box) procedures	32
minimally invasive procedures	32

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	111
Female	148

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	0
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	96
85 and over	62
Less than 65	17

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2020

Hypertension	61
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	38
Depression	13
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	20
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2021 were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	205
doctor visit	317
ear procedures	459
laryngeal (voice box) procedures	18
minimally invasive procedures	18

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	131
Female	165

**Ethnicity**
Non-Hispanic White	257
Black	0
Hispanic	0
Asian	15
Other	13
Native American	0

**Age**
From 65 to 74	93
From 75 to 84	120
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2021

Hypertension	69
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	41
Depression	15
Chronic Kidney Disease	37
Asthma	5
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	23
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL during 2022 were ear procedures and diagnostic procedures.

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

diagnostic procedures	172
doctor visit	313
ear procedures	414

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	134
Female	178

**Ethnicity**
Non-Hispanic White	277
Black	0
Hispanic	0
Asian	11
Other	13
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	136
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD in 2022

Hypertension	73
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	29
Depression	14
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	20
Atrial Fibrilation	22
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	24
Dementia	7
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Oscar Luis Alonso, MD for Medicare patients.

The highest averages for the top procedures that Dr. Oscar Luis Alonso, MD treated as an otolaryngologist in Downers Grove, IL were ear procedures, diagnostic procedures, minimally invasive procedures and laryngeal (voice box) procedures.

diagnostic procedures	157
doctor visit	514
ear procedures	514
evoked potential test	46
hospital care	20
inpatient care	20
laryngeal (voice box) procedures	103
minimally invasive procedures	103
nosebleed treatment	17

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Oscar Luis Alonso, MD.

**Gender**
Male	170
Female	235

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	16
Non-Hispanic White	363
Native American / Alaskan Native	0
Hispanic	6
Other	3

**Age**
75 to 84	150
85 and over	94
Less than 65	19
65 to 74	127

Average of Total of Conditions of Medicare patients treated by Dr. Oscar Luis Alonso, MD From 2012 - 2022

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

Hypertension	61
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	34
Depression	13
Chronic Kidney Disease	24
Asthma	6
Osteoporosis	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Atrial Fibrillation	14
Dementia	9
Cancer	12

Education & Training

He has a state license in Illinois.

Licensed In: Illinois

Ratings & Reviews

Dr. Oscar Luis Alonso, MD has a good overall rating with an average of 2.6 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Oscar Luis Alonso, MD from all over the web to help you find the right in Downers Grove, IL.

2.6

Overall Rating

(5 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Amgen Inc.	$250 Aimovig $156	Prolia $79	$15
Novo Nordisk Inc	$131 Ozempic $70	RYBELSUS $61
Lilly USA, LLC	$108 JARDIANCE $65	EMGALITY $43
AstraZeneca Pharmaceuticals LP	$82 FARXIGA $33	SYMBICORT $33	CRESTOR $16
Entellus Medical, Inc.	$71 XprESS Multi-Sinus Dilation System $71
Other	$542 ONPATTRO $61	ONZETRA Xsail $32	Dysport 300 U-1 $28	LANTUS $26	VYEPTI $24	Other $371

**Types of Payments**
Food and Beverage	$1,183

Biography

Dr. Oscar Alonso sees patients in Downers Grove, IL. His medical specialty is otolaryngology (ear, nose, and throat). In his practice, Dr. Alonso focuses on ear problems. The average patient rating for Dr. Alonso is 2.5 stars (out of 5).