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Dr. Ralph Villaran, MD

Accepting New Patients

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Specializes in: Adult Infectious Disease

Cayetano Heredia University

2701 Leonard Drive Suite B
Valparaiso, IN 46383

(219) 548-8900

Dr. Ralph Villaran, MD is an adult infectious disease specialist in Merrillville, IN specializing in adult infectious disease. He graduated from Cayetano Heredia University. Dr. Ralph Villaran, MD is affiliated with Community Health System, Powers Health and INFECTIOUS DISEASE SPECIALISTS PC.

Office Locations

200 E. 86th Place
Merrillville, IN 46410

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Powers Health

2102 Evans Avenue
Valparaiso, IN 46383

(219) 972-1547

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Powers Health

2701 Leonard Drive Suite B
Valparaiso, IN 46383

(219) 548-8900

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9143 Indianapolis Boulevard
Highland, IN 46322

(219) 972-1547

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Noteworthy Medicare Patient Procedures Performed by Dr. Ralph Villaran, MD in 2023

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

Top 5%

By Volume:

inpatient hospital care

In 2023, Dr. Ralph Villaran, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of providers in related specialties within Indiana.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	89
hospital care	5424
inpatient care	5424

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	546
Female	601

**Ethnicity**
Non-Hispanic White	657
Black	398
Hispanic	78
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	358
From 75 to 84	312
85 and over	191
Less than 65	286

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2013

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2013 were hypertension, chronic kidney disease, ischemic heart disease and heart failure.

Hypertension	75
High Cholesterol	57
Stroke	23
Ischemic Heart Disease	70
Depression	37
Chronic Kidney Disease	74
Asthma	16
Osteoperosis	10
Atrial Fibrilation	25
Heart Failure	68
Chronic Obstructive Pulmonary Disease	55
Diabetes	63
Dementia	39
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	49
hospital care	5348
inpatient care	5348

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	529
Female	582

**Ethnicity**
Non-Hispanic White	621
Black	403
Hispanic	75
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	315
From 75 to 84	316
85 and over	196
Less than 65	284

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2014

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2014 were chronic kidney disease, hypertension, ischemic heart disease and heart failure.

Hypertension	75
High Cholesterol	59
Stroke	21
Ischemic Heart Disease	70
Depression	34
Chronic Kidney Disease	75
Asthma	17
Osteoperosis	9
Atrial Fibrilation	27
Heart Failure	69
Chronic Obstructive Pulmonary Disease	52
Diabetes	62
Dementia	38
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	48
hospital care	5137
inpatient care	5137

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	1080
Female	1216

**Ethnicity**
Non-Hispanic White	1332
Black	734
Hispanic	198
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	740
From 75 to 84	566
85 and over	424
Less than 65	566

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2015

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2015 were chronic kidney disease, hypertension, heart failure and ischemic heart disease.

Hypertension	75
High Cholesterol	60
Stroke	21
Ischemic Heart Disease	67
Depression	40
Chronic Kidney Disease	75
Asthma	34
Osteoperosis	9
Atrial Fibrilation	29
Heart Failure	67
Chronic Obstructive Pulmonary Disease	54
Diabetes	63
Dementia	40
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	67
hospital care	4308
inpatient care	4308

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	508
Female	552

**Ethnicity**
Non-Hispanic White	721
Black	257
Hispanic	70
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	334
From 75 to 84	279
85 and over	192
Less than 65	255

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2016

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2016 were chronic kidney disease, hypertension, ischemic heart disease and high cholesterol.

Hypertension	75
High Cholesterol	66
Stroke	20
Ischemic Heart Disease	67
Depression	40
Chronic Kidney Disease	75
Asthma	53
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	64
Chronic Obstructive Pulmonary Disease	54
Diabetes	64
Dementia	39
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	64
hospital care	3919
inpatient care	3919

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	454
Female	510

**Ethnicity**
Non-Hispanic White	700
Black	192
Hispanic	60
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	291
From 75 to 84	258
85 and over	165
Less than 65	250

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2017

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2017 were chronic kidney disease, hypertension, heart failure and ischemic heart disease.

Hypertension	75
High Cholesterol	62
Stroke	18
Ischemic Heart Disease	66
Depression	46
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	66
Chronic Obstructive Pulmonary Disease	51
Diabetes	62
Dementia	37
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	187
hospital care	3948
inpatient care	3948

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	499
Female	485

**Ethnicity**
Non-Hispanic White	794
Black	121
Hispanic	51
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	332
From 75 to 84	268
85 and over	158
Less than 65	226

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2018

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2018 were chronic kidney disease, hypertension, heart failure and high cholesterol.

Hypertension	75
High Cholesterol	68
Stroke	18
Ischemic Heart Disease	67
Depression	45
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	11
Atrial Fibrilation	30
Heart Failure	68
Chronic Obstructive Pulmonary Disease	54
Diabetes	59
Dementia	36
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	25
hospital care	3778
inpatient care	3778

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	412
Female	418

**Ethnicity**
Non-Hispanic White	715
Black	56
Hispanic	46
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	253
85 and over	139
Less than 65	176

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2019

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2019 were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	72
Stroke	15
Ischemic Heart Disease	64
Depression	52
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	9
Atrial Fibrilation	32
Heart Failure	62
Chronic Obstructive Pulmonary Disease	51
Diabetes	57
Dementia	32
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2020 were hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

doctor visit	19
hospital care	3862
inpatient care	3862
minimally invasive procedures	238

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	460
Female	464

**Ethnicity**
Non-Hispanic White	774
Black	77
Hispanic	46
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	287
From 75 to 84	296
85 and over	180
Less than 65	161

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2020

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2020 were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	72
Stroke	16
Ischemic Heart Disease	61
Depression	44
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	10
Atrial Fibrilation	33
Heart Failure	60
Chronic Obstructive Pulmonary Disease	47
Diabetes	58
Dementia	35
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2021 were hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

hospital care	3950
inpatient care	3950
minimally invasive procedures	191

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	475
Female	461

**Ethnicity**
Non-Hispanic White	791
Black	84
Hispanic	40
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	325
From 75 to 84	285
85 and over	157
Less than 65	169

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2021

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2021 were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	72
Stroke	15
Ischemic Heart Disease	63
Depression	44
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	10
Atrial Fibrilation	31
Heart Failure	61
Chronic Obstructive Pulmonary Disease	48
Diabetes	55
Dementia	32
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

hospital care	3506
inpatient care	3506

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	439
Female	466

**Ethnicity**
Non-Hispanic White	753
Black	87
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	286
85 and over	173
Less than 65	130

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2022

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2022 were high cholesterol, hypertension, heart failure and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	23
Ischemic Heart Disease	54
Depression	40
Chronic Kidney Disease	54
Asthma	13
Osteoperosis	15
Atrial Fibrilation	43
Heart Failure	58
Chronic Obstructive Pulmonary Disease	50
Diabetes	55
Dementia	27
Cancer	23

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN during 2023 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

hospital care	3273
inpatient care	3273

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Male	391
Female	411

**Ethnicity**
Non-Hispanic White	636
Black	90
Hispanic	43
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	256
From 75 to 84	274
85 and over	130
Less than 65	142

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2023

The most common conditions of Medicare patients that Dr. Ralph Villaran, MD treated during 2023 were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	75
High Cholesterol	75
Stroke	28
Ischemic Heart Disease	59
Depression	45
Chronic Kidney Disease	61
Asthma	14
Osteoperosis	15
Atrial Fibrilation	48
Heart Failure	59
Chronic Obstructive Pulmonary Disease	50
Diabetes	62
Dementia	26
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Ralph Villaran, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ralph Villaran, MD treated as an adult infectious disease specialist in Merrillville, IN were hospital care, inpatient care and minimally invasive procedures.

doctor visit	68
hospital care	4223
inpatient care	4223
minimally invasive procedures	214

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Ralph Villaran, MD.

**Gender**
Female	560
Male	526

**Ethnicity**
Black / African American	227
Asian / Pacific Islander	0
Non-Hispanic White	772
Hispanic	68
Native American / Alaskan Native	0
Other	1

**Age**
85 and over	191
75 to 84	308
Less than 65	240
65 to 74	346

Average of Total of Conditions of Medicare patients treated by Dr. Ralph Villaran, MD From 2013 - 2023

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

Hypertension	75
High Cholesterol	67
Stroke	19
Ischemic Heart Disease	64
Depression	42
Chronic Kidney Disease	71
Asthma	18
Osteoporosis	10
Heart Failure	63
Chronic Obstructive Pulmonary Disease	51
Diabetes	60
Atrial Fibrillation	32
Cancer	17
Dementia	34

Education & Training

Dr. Ralph Villaran, MD graduated from Cayetano Heredia University. He completed residency at Michael Reese Hospital. He is certified by the Board Certification: Infectious Disease and has a state license in Illinois.

Medical School: Cayetano Heredia University

Residency: Michael Reese Hospital

Board Certification: Board Certification: Infectious Disease

Licensed In: Illinois

Affiliations & Hospitals

Dr. Ralph Villaran, MD is associated with these hospitals and organizations:

Community Health System

Powers Health

INFECTIOUS DISEASE SPECIALISTS PC

Ratings & Reviews

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General Payments

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

**Payments by Company**
ViiV Healthcare Company	$586 DOVATO $271	CABENUVA $104	JULUCA $96	TRIUMEQ $64	TIVICAY $52
Merck Sharp & Dohme Corporation	$280 SIVEXTRO $94	ZINPLAVA $61	DELSTRIGO $38	ZEPATIER $34	ISENTRESS $15	Other $38
Gilead Sciences Inc	$256 $256
Insmed, Inc.	$246 Arikayce $246
Alexion Pharmaceuticals, Inc.	$233 SOLIRIS $233
Other	$1,643 NUZYRA $223	DALVANCE $192	PREZISTA $185	AVYCAZ $131	Viekira $101	Other $811

**Types of Payments**
Food and Beverage	$2,905
Education	$340

Biography

Dr. Ralph Villaran's specialty is adult infectious disease. Dr. Villaran attended Cayetano Heredia University for medical school and subsequently trained at Michael Reese Hospital for residency. He is professionally affiliated with Community Health System, Powers Health, and Community Hospital. According to Powers Health, new patients are welcome to contact his office in Valparaiso, IN.

Select Year:

Dr. Ralph Villaran, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ralph Villaran, MD in 2023

By Volume:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ralph Villaran, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Ralph Villaran, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Merrillville, IN