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Dr. Peter George Mavrelis, MD

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Specializes in: Adult Gastroenterology

University of Chicago, Pritzker School of Medicine (1972)

101 E 87th Avenue Suite 420
Merrillville, IN 46410

(219) 758-5008

Dr. Peter George Mavrelis, MD is a gastroenterologist in Merrillville, IN specializing in adult gastroenterology. He graduated from University of Chicago, Pritzker School of Medicine in 1972 and has 53 years of experience. Dr. Peter George Mavrelis, MD is affiliated with THE METHODIST HOSPITALS INC.

Office Locations

101 E 87th Avenue Suite 420
Merrillville, IN 46410

(219) 758-5008

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3800 Saint Mary Road Suite 304
Valparaiso, IN 46383

(219) 947-6795

(219) 703-6896

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7895 Grand Boulevard
Hobart, IN 46342

(219) 947-1910

(219) 758-5009

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Noteworthy Medicare Patient Procedures Performed by Dr. Peter George Mavrelis, MD in 2023

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

Top 25%

By Affordability:

diagnostic EGD

diagnostic EGD without biopsy

diagnostic upper endoscopy

EGD with biopsy

EGD with lesion removal

esophagogastroduodenoscopy

therapeutic EGD

therapeutic upper endoscopy

upper endoscopy

upper endoscopy with biopsy

upper endoscopy with lesion removal

In 2013, Dr. Peter George Mavrelis, MD had a list price for diagnostic EGD, diagnostic EGD without biopsy, diagnostic upper endoscopy, EGD with biopsy, EGD with lesion removal, esophagogastroduodenoscopy (EGD), therapeutic EGD, therapeutic upper endoscopy, upper endoscopy, upper endoscopy with biopsy, and upper endoscopy with lesion removal that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Indiana. 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

2013 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2013 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	15
anorectal procedures	16
balloon dilation	11
catheterization	15
diagnostic procedures	287
doctor visit	986
esophageal dilation	11
gastrointestinal procedures	843
hospital care	1242
injections	12
inpatient care	1229
manometry	16
minimally invasive procedures	827
outpatient care	13
preventive care	259
removal of lesion (e.g. growth)	287

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	637
Female	869

**Ethnicity**
Non-Hispanic White	1236
Black	167
Hispanic	92
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	559
From 75 to 84	458
85 and over	249
Less than 65	240

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2013

The most common conditions of Medicare patients that Dr. Peter George Mavrelis, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	56
Stroke	10
Ischemic Heart Disease	52
Depression	25
Chronic Kidney Disease	39
Asthma	13
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	35
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Dementia	18
Cancer	16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2014 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	13
anorectal procedures	18
balloon dilation	12
catheterization	13
diagnostic procedures	300
doctor visit	1059
esophageal dilation	12
gastrointestinal procedures	816
hospital care	1370
inpatient care	1354
manometry	40
minimally invasive procedures	776
outpatient care	16
preventive care	243
removal of lesion (e.g. growth)	300

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	656
Female	911

**Ethnicity**
Non-Hispanic White	1267
Black	181
Hispanic	100
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	627
From 75 to 84	465
85 and over	220
Less than 65	255

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2014

The most common conditions of Medicare patients that Dr. Peter George Mavrelis, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	75
High Cholesterol	57
Stroke	10
Ischemic Heart Disease	52
Depression	25
Chronic Kidney Disease	38
Asthma	12
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	34
Chronic Obstructive Pulmonary Disease	35
Diabetes	39
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2015 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	13
balloon dilation	12
catheterization	13
diagnostic procedures	273
doctor visit	934
esophageal dilation	12
gastrointestinal procedures	811
hospital care	1555
inpatient care	1538
manometry	18
minimally invasive procedures	793
outpatient care	17
preventive care	279
removal of lesion (e.g. growth)	273

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	1360
Female	1896

**Ethnicity**
Non-Hispanic White	2574
Black	426
Hispanic	208
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1376
From 75 to 84	886
85 and over	442
Less than 65	552

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2015

The most common conditions of Medicare patients that Dr. Peter George Mavrelis, MD treated during 2015 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	60
Stroke	12
Ischemic Heart Disease	50
Depression	27
Chronic Kidney Disease	43
Asthma	23
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	34
Chronic Obstructive Pulmonary Disease	34
Diabetes	41
Dementia	19
Cancer	16

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2016 were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	20
balloon dilation	17
catheterization	20
diagnostic procedures	278
doctor visit	935
esophageal dilation	17
gastrointestinal procedures	788
hospital care	1507
injections	17
inpatient care	1456
manometry	20
minimally invasive procedures	768
outpatient care	51
preventive care	230
removal of lesion (e.g. growth)	278

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	669
Female	1030

**Ethnicity**
Non-Hispanic White	1269
Black	315
Hispanic	93
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	654
From 75 to 84	482
85 and over	259
Less than 65	304

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2016

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

Hypertension	75
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	50
Depression	28
Chronic Kidney Disease	49
Asthma	36
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	37
Chronic Obstructive Pulmonary Disease	33
Diabetes	42
Dementia	21
Cancer	17

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2017 were inpatient care, hospital care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	19
balloon dilation	17
catheterization	19
diagnostic procedures	268
doctor visit	704
esophageal dilation	17
gastrointestinal procedures	759
hospital care	1255
injections	11
inpatient care	1255
manometry	13
minimally invasive procedures	746
preventive care	210
removal of lesion (e.g. growth)	268

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	615
Female	895

**Ethnicity**
Non-Hispanic White	1108
Black	298
Hispanic	84
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	623
From 75 to 84	439
85 and over	209
Less than 65	239

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2017

The most common conditions of Medicare patients that Dr. Peter George Mavrelis, MD treated during 2017 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	53
Stroke	13
Ischemic Heart Disease	52
Depression	29
Chronic Kidney Disease	52
Asthma	13
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	40
Chronic Obstructive Pulmonary Disease	33
Diabetes	43
Dementia	22
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2018 were inpatient care, hospital care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	60
balloon dilation	13
catheterization	60
diagnostic procedures	235
doctor visit	679
esophageal dilation	13
gastrointestinal procedures	769
hospital care	1095
injections	12
inpatient care	1095
manometry	15
minimally invasive procedures	754
preventive care	215
removal of lesion (e.g. growth)	235

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	587
Female	860

**Ethnicity**
Non-Hispanic White	1001
Black	348
Hispanic	78
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	577
From 75 to 84	441
85 and over	180
Less than 65	249

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2018

The most common conditions of Medicare patients that Dr. Peter George Mavrelis, MD treated during 2018 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	63
Stroke	13
Ischemic Heart Disease	51
Depression	28
Chronic Kidney Disease	53
Asthma	11
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	36
Chronic Obstructive Pulmonary Disease	34
Diabetes	43
Dementia	22
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2019 were inpatient care, hospital care, gastrointestinal procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

anastomosis	22
balloon dilation	24
catheterization	22
diagnostic procedures	250
doctor visit	705
esophageal dilation	24
gastrointestinal procedures	639
hospital care	1139
injections	13
inpatient care	1139
manometry	15
minimally invasive procedures	624
preventive care	154
removal of lesion (e.g. growth)	250

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	594
Female	869

**Ethnicity**
Non-Hispanic White	1140
Black	217
Hispanic	86
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	593
From 75 to 84	456
85 and over	197
Less than 65	217

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2019

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

Hypertension	75
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	51
Depression	30
Chronic Kidney Disease	53
Asthma	10
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	38
Chronic Obstructive Pulmonary Disease	33
Diabetes	41
Dementia	22
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2020 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

balloon dilation	14
diagnostic procedures	215
doctor visit	629
esophageal dilation	14
gastrointestinal procedures	485
hospital care	782
inpatient care	782
minimally invasive procedures	485
preventive care	172
removal of lesion (e.g. growth)	215

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	463
Female	706

**Ethnicity**
Non-Hispanic White	903
Black	166
Hispanic	75
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	503
From 75 to 84	360
85 and over	157
Less than 65	149

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2020

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

Hypertension	75
High Cholesterol	65
Stroke	11
Ischemic Heart Disease	47
Depression	29
Chronic Kidney Disease	50
Asthma	10
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Dementia	19
Cancer	17

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN during 2023 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

diagnostic procedures	107
gastrointestinal procedures	182
minimally invasive procedures	182
preventive care	55
removal of lesion (e.g. growth)	107

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	71
Female	85

**Ethnicity**
Non-Hispanic White	129
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	75
From 75 to 84	60
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2023

The most common conditions of Medicare patients that Dr. Peter George Mavrelis, MD treated during 2023 were hypertension, high cholesterol, diabetes and cancer.

Hypertension	74
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	20
Depression	14
Chronic Kidney Disease	12
Asthma	13
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	19
Diabetes	25
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Peter George Mavrelis, MD for Medicare patients.

The highest averages for the top procedures that Dr. Peter George Mavrelis, MD treated as a gastroenterologist in Merrillville, IN were hospital care, inpatient care, gastrointestinal procedures and minimally invasive procedures.

anastomosis	23
anorectal procedures	17
balloon dilation	15
catheterization	23
diagnostic procedures	245
doctor visit	828
esophageal dilation	15
gastrointestinal procedures	676
hospital care	1243
injections	13
inpatient care	1231
manometry	19
minimally invasive procedures	661
outpatient care	24
preventive care	201
removal of lesion (e.g. growth)	245

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Peter George Mavrelis, MD.

**Gender**
Male	628
Female	902

**Ethnicity**
Black / African American	235
Asian / Pacific Islander	0
Non-Hispanic White	1180
Hispanic	90
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	449
85 and over	212
Less than 65	245
65 to 74	620

Average of Total of Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD From 2013 - 2023

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

Hypertension	74
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	47
Depression	26
Chronic Kidney Disease	43
Asthma	15
Osteoporosis	10
Heart Failure	33
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Atrial Fibrillation	17
Dementia	17
Cancer	16

Education & Training

Dr. Peter George Mavrelis, MD graduated from University of Chicago, Pritzker School of Medicine in 1972. He has a state license in Indiana.

Medical School: University of Chicago, Pritzker School of Medicine (1972)

Licensed In: Indiana

Affiliations & Hospitals

Dr. Peter George Mavrelis, MD is associated with these hospitals and organizations:

THE METHODIST HOSPITALS INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Endogastric Solutions, Inc	$26,024 EsophyX $26,024
Valeant Pharmaceuticals North America LLC	$24,453 Uceris $14,924	XIFAXAN $7,606	UCERIS TABLETS $1,820	XIFAXANIBSD $65	APRISO $34	Other $5
Salix Pharmaceuticals, Ltd	$18,397 Uceris $14,334	XIFAXAN $1,500	Relistor $163	UCERIS TABLETS $111	XIFAXAN 550 MG TABLETS $70	Other $2,219
Synergy Pharmaceuticals Inc	$14,499 Trulance $14,499
Allergan Inc.	$11,660 VIBERZI $10,915	LINZESS $743	ZENPEP $2
Other	$43,331 Uceris $10,697	Trulance $10,384	Dexilant $5,671	AMITIZA $4,769	LINZESS $3,706	Other $8,105

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$37,600
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$33,000
Consulting Fee	$32,285
Honoraria	$14,000
Food and Beverage	$13,623
Other	$7,857

Research Payments

Dr. Peter George Mavrelis, MD has received 7 research payments totaling $14,650.

Biography

Dr. Peter Mavrelis sees patients in Hobart, IN, Merrillville, IN, and Valparaiso, IN. His medical specialty is adult gastroenterology. Dr. Mavrelis studied medicine at the University of Chicago, Pritzker School of Medicine.

Select Year:

Dr. Peter George Mavrelis, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Peter George Mavrelis, MD in 2023

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, MD in 2020

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter George Mavrelis, 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. Peter George Mavrelis, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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