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Dr. Aristides Delahera, MD

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Specializes in: Interventional Cardiology and Adult Cardiology

111 Spring Street
Streator, IL 61364

(815) 672-8741

Dr. Aristides Delahera, MD is an interventional cardiologist in Ottawa, IL specializing in interventional cardiology and adult cardiology. Dr. Aristides Delahera, MD is affiliated with OSF Healthcare.

Office Locations

1050 East Norris Drive
Ottawa, IL 61350

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OSF Healthcare

111 Spring Street
Streator, IL 61364

(815) 672-8741

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1802 N Division Street Suite 605
Morris, IL 60450

(815) 740-1900

(815) 941-5704

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1890 Silver Cross Boulevard Suite 240
New Lenox, IL 60451

(815) 485-4469

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OSF Healthcare

530 Park Avenue East
Princeton, IL 61356

(815) 434-0276

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OSF Healthcare

920 West Street
Peru, IL 61354

(815) 221-1305

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Noteworthy Medicare Patient Procedures Performed by Dr. Aristides Delahera, MD in 2023

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

Top 25%

By Affordability:

cardiac stress testing

stress testing

In 2012, Dr. Aristides Delahera, MD had a list price for cardiac (heart) stress testing, and stress testing that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Illinois. 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. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2012 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

cardiac procedures	839
cardioversion	21
catheterization	202
diagnostic procedures	169
doctor visit	1600
hospital care	1373
implant surgery	45
implantable cardioverter-defibrillator (ICD) replacement	13
inpatient care	1373
minimally invasive procedures	247
stent placement (stenting)	33
stress testing	195
ultrasound (sonogram)	447
vascular procedures	169

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2013 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	48
cardiac procedures	911
catheterization	191
diagnostic procedures	119
doctor visit	1820
hospital care	1337
implant surgery	22
inpatient care	1337
minimally invasive procedures	213
stent placement (stenting)	48
stress testing	219
ultrasound (sonogram)	543
vascular procedures	119

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	918
Female	914

**Ethnicity**
Non-Hispanic White	1733
Black	37
Hispanic	44
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	694
From 75 to 84	627
85 and over	333
Less than 65	178

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2013

Hypertension	75
High Cholesterol	61
Stroke	11
Ischemic Heart Disease	71
Depression	22
Chronic Kidney Disease	40
Asthma	7
Osteoperosis	8
Atrial Fibrilation	30
Heart Failure	42
Chronic Obstructive Pulmonary Disease	29
Diabetes	40
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2014 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	46
cardiac procedures	1103
cardioversion	37
catheterization	209
diagnostic procedures	140
doctor visit	1968
hospital care	1365
implant surgery	39
implantable cardioverter-defibrillator (ICD) replacement	13
inpatient care	1365
minimally invasive procedures	291
stent placement (stenting)	46
stress testing	230
ultrasound (sonogram)	672
vascular procedures	140

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	813
Female	825

**Ethnicity**
Non-Hispanic White	1575
Black	0
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	630
From 75 to 84	561
85 and over	307
Less than 65	140

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2014

Hypertension	75
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	70
Depression	20
Chronic Kidney Disease	40
Asthma	7
Osteoperosis	7
Atrial Fibrilation	28
Heart Failure	41
Chronic Obstructive Pulmonary Disease	28
Diabetes	40
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2015 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	50
cardiac procedures	963
cardioversion	20
catheterization	171
diagnostic procedures	96
doctor visit	1910
hospital care	1123
inpatient care	1123
minimally invasive procedures	190
stent placement (stenting)	50
stress testing	191
ultrasound (sonogram)	630
vascular procedures	109

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	1640
Female	1596

**Ethnicity**
Non-Hispanic White	3102
Black	0
Hispanic	78
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	1246
From 75 to 84	1140
85 and over	590
Less than 65	260

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2015

Hypertension	75
High Cholesterol	64
Stroke	9
Ischemic Heart Disease	69
Depression	22
Chronic Kidney Disease	41
Asthma	17
Osteoperosis	7
Atrial Fibrilation	26
Heart Failure	40
Chronic Obstructive Pulmonary Disease	28
Diabetes	37
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2016 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	42
cardiac procedures	829
cardioversion	20
catheterization	172
diagnostic procedures	109
doctor visit	1807
hospital care	878
implant surgery	15
inpatient care	878
minimally invasive procedures	211
stent placement (stenting)	42
stress testing	142
ultrasound (sonogram)	526
vascular procedures	109

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	778
Female	756

**Ethnicity**
Non-Hispanic White	1472
Black	0
Hispanic	36
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	586
From 75 to 84	575
85 and over	254
Less than 65	119

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	70
Depression	19
Chronic Kidney Disease	41
Asthma	28
Osteoperosis	6
Atrial Fibrilation	26
Heart Failure	37
Chronic Obstructive Pulmonary Disease	27
Diabetes	37
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2017 were cardiac procedures, inpatient care, hospital care and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	44
cardiac procedures	919
cardioversion	36
catheterization	166
diagnostic procedures	100
doctor visit	1597
hospital care	913
implant surgery	16
inpatient care	913
minimally invasive procedures	221
stent placement (stenting)	44
stress testing	168
ultrasound (sonogram)	601
vascular procedures	100

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	774
Female	733

**Ethnicity**
Non-Hispanic White	1432
Black	0
Hispanic	46
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	578
From 75 to 84	571
85 and over	252
Less than 65	106

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2017

Hypertension	75
High Cholesterol	49
Stroke	7
Ischemic Heart Disease	68
Depression	20
Chronic Kidney Disease	43
Asthma	7
Osteoperosis	6
Atrial Fibrilation	28
Heart Failure	35
Chronic Obstructive Pulmonary Disease	27
Diabetes	36
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2018 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	42
cardiac procedures	840
cardioversion	17
catheterization	151
diagnostic procedures	88
doctor visit	1461
hospital care	940
implant surgery	14
inpatient care	940
minimally invasive procedures	185
stent placement (stenting)	42
stress testing	189
ultrasound (sonogram)	530
vascular procedures	88

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	784
Female	689

**Ethnicity**
Non-Hispanic White	1397
Black	0
Hispanic	41
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	553
From 75 to 84	564
85 and over	267
Less than 65	89

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2018

Hypertension	75
High Cholesterol	64
Stroke	8
Ischemic Heart Disease	69
Depression	20
Chronic Kidney Disease	44
Asthma	6
Osteoperosis	8
Atrial Fibrilation	30
Heart Failure	36
Chronic Obstructive Pulmonary Disease	29
Diabetes	37
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2019 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	36
cardiac procedures	815
cardioversion	30
catheterization	107
diagnostic procedures	53
doctor visit	1584
hospital care	1040
implant surgery	13
inpatient care	1040
minimally invasive procedures	154
stent placement (stenting)	36
stress testing	129
ultrasound (sonogram)	589
vascular procedures	53

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	833
Female	705

**Ethnicity**
Non-Hispanic White	1466
Black	0
Hispanic	37
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	574
From 75 to 84	607
85 and over	268
Less than 65	89

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2019

Hypertension	75
High Cholesterol	66
Stroke	8
Ischemic Heart Disease	70
Depression	19
Chronic Kidney Disease	43
Asthma	7
Osteoperosis	8
Atrial Fibrilation	31
Heart Failure	37
Chronic Obstructive Pulmonary Disease	29
Diabetes	38
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2020 were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

angioplasty	30
cardiac procedures	672
cardioversion	23
catheterization	85
diagnostic procedures	40
doctor visit	1402
hospital care	1078
implant surgery	16
inpatient care	1078
minimally invasive procedures	131
stent placement (stenting)	30
stress testing	90
ultrasound (sonogram)	497
vascular procedures	40

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	722
Female	646

**Ethnicity**
Non-Hispanic White	1302
Black	0
Hispanic	31
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	516
From 75 to 84	535
85 and over	243
Less than 65	74

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	68
Depression	20
Chronic Kidney Disease	44
Asthma	5
Osteoperosis	6
Atrial Fibrilation	30
Heart Failure	37
Chronic Obstructive Pulmonary Disease	25
Diabetes	36
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2021 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

cardiac procedures	577
cardioversion	23
catheterization	33
diagnostic procedures	33
doctor visit	1396
hospital care	779
implant surgery	25
implantable cardioverter-defibrillator (ICD) replacement	11
inpatient care	779
minimally invasive procedures	80
stress testing	88
ultrasound (sonogram)	435
vascular procedures	47

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	733
Female	670

**Ethnicity**
Non-Hispanic White	1331
Black	0
Hispanic	37
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	537
From 75 to 84	565
85 and over	225
Less than 65	76

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	8
Ischemic Heart Disease	66
Depression	19
Chronic Kidney Disease	42
Asthma	6
Osteoperosis	8
Atrial Fibrilation	30
Heart Failure	35
Chronic Obstructive Pulmonary Disease	25
Diabetes	35
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL during 2022 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

cardiac procedures	712
cardioversion	24
doctor visit	1345
hospital care	681
implant surgery	12
inpatient care	681
lab tests	198
minimally invasive procedures	41
stress testing	104
ultrasound (sonogram)	620
vascular procedures	37

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Male	750
Female	671

**Ethnicity**
Non-Hispanic White	1349
Black	0
Hispanic	37
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	516
From 75 to 84	606
85 and over	229
Less than 65	70

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	57
Depression	20
Chronic Kidney Disease	33
Asthma	8
Osteoperosis	12
Atrial Fibrilation	43
Heart Failure	32
Chronic Obstructive Pulmonary Disease	30
Diabetes	35
Dementia	8
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Aristides Delahera, MD for Medicare patients.

The highest averages for the top procedures that Dr. Aristides Delahera, MD treated as an interventional cardiologist in Ottawa, IL were inpatient care, hospital care, cardiac procedures and ultrasound (sonogram).

angioplasty	42
cardiac procedures	834
cardioversion	25
catheterization	148
diagnostic procedures	94
doctor visit	1626
hospital care	1046
implant surgery	21
implantable cardioverter-defibrillator (ICD) replacement	12
inpatient care	1046
lab tests	198
minimally invasive procedures	178
stent placement (stenting)	41
stress testing	158
ultrasound (sonogram)	553
vascular procedures	91

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Aristides Delahera, MD.

**Gender**
Female	745
Male	795

**Ethnicity**
Black / African American	3
Asian / Pacific Islander	0
Non-Hispanic White	1469
Hispanic	38
Native American / Alaskan Native	0
Other	12

**Age**
85 and over	269
75 to 84	577
Less than 65	109
65 to 74	584

Average of Total of Conditions of Medicare patients treated by Dr. Aristides Delahera, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	61
Depression	18
Chronic Kidney Disease	37
Asthma	8
Osteoporosis	6
Heart Failure	33
Chronic Obstructive Pulmonary Disease	25
Diabetes	33
Atrial Fibrillation	27
Dementia	10
Cancer	12

Education & Training

He completed residency at Advocate Christ Medical Center, Oak Lawn. He is certified by the American Board of Internal Medicine - Interventional Cardiology and has a state license in Illinois.

Residency: Advocate Christ Medical Center, Oak Lawn (1989)

Board Certification: American Board of Internal Medicine - Interventional Cardiology (2001)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Aristides Delahera, MD is associated with these hospitals and organizations:

OSF Healthcare

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$1,351 ENTRESTO $1,113	LEQVIO $237
Janssen Pharmaceuticals, Inc	$1,300 XARELTO $1,237	INVOKANA $41	INVOKAMET $21
Boehringer Ingelheim Pharmaceuticals, Inc.	$1,080 Pradaxa $385	SPIRIVA RESPIMAT $260	JARDIANCE $205	Praxbind $71	STIOLTO $53	Other $106
Merit Medical Systems Inc	$822 Cardiology $90	$733
Cardiovascular Systems Inc.	$571 Peripheral Orbital Atherectomy System $480	Coronary Orbital Atherectomy System $91
Other	$5,182 ELIQUIS $672	Repatha $455	LifeVest $438	BYSTOLIC $300	VERQUVO $275	Other $3,042

**Types of Payments**
Food and Beverage	$8,912
Travel and Lodging	$1,213
Education	$181

Biography

Dr. Aristides Delahera practices adult cardiology and interventional cardiology. He is conversant in Spanish. Dr. Delahera is professionally affiliated with OSF Healthcare. His residency was performed at Advocate Christ Medical Center, Oak Lawn. Dr. Delahera has an open panel in Ottawa, IL according to OSF Healthcare.

Select Year:

Dr. Aristides Delahera, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Aristides Delahera, MD in 2023

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. Aristides Delahera, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aristides Delahera, 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. Aristides Delahera, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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