Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > IL Providers > Internists & Internal Medicine Doctors

Dr. Ahmad Osama Rez, MD

(No ratings)

Specializes in: Internal Medicine (Adult Medicine) and Hospital Medicine (Hospitalist)

University of Aleppo Faculty of Medicine

1 Saint Anthonys Way
Alton, IL 62002

(314) 317-0600

Dr. Ahmad Osama Rez, MD is an internist in Alton, IL specializing in internal medicine (adult medicine) and hospital medicine (hospitalist). He graduated from University of Aleppo Faculty of Medicine. Dr. Ahmad Osama Rez, MD is affiliated with SSM Health and SSM Health St. Clare Hospital - Fenton.

Office Locations

1 Saint Anthonys Way
Alton, IL 62002

(314) 317-0600

(314) 317-0606

open_in_new

1015 Bowles Avenue
Fenton, MO 63026

open_in_new

4500 Memorial Drive
Belleville, IL 62226

(618) 257-6220

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2012 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

doctor visit	52
hospital care	1701
inpatient care	1615
outpatient care	15

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	995
inpatient care	823
outpatient care	13

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	247
Female	321

**Ethnicity**
Non-Hispanic White	493
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	159
85 and over	117
Less than 65	158

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2013

Hypertension	75
High Cholesterol	63
Stroke	14
Ischemic Heart Disease	60
Depression	38
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	12
Atrial Fibrilation	20
Heart Failure	44
Chronic Obstructive Pulmonary Disease	40
Diabetes	46
Dementia	26
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	880
inpatient care	778

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	200
Female	258

**Ethnicity**
Non-Hispanic White	404
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	113
85 and over	84
Less than 65	134

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2014

Hypertension	75
High Cholesterol	65
Stroke	13
Ischemic Heart Disease	57
Depression	39
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	44
Chronic Obstructive Pulmonary Disease	40
Diabetes	46
Dementia	25
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2015 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	1694
inpatient care	1602
outpatient care	92

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	550
Female	690

**Ethnicity**
Non-Hispanic White	1008
Black	200
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	396
From 75 to 84	326
85 and over	312
Less than 65	206

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2015

Hypertension	75
High Cholesterol	74
Stroke	15
Ischemic Heart Disease	62
Depression	40
Chronic Kidney Disease	60
Asthma	28
Osteoperosis	9
Atrial Fibrilation	29
Heart Failure	56
Chronic Obstructive Pulmonary Disease	42
Diabetes	47
Dementia	25
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	1629
inpatient care	1540
outpatient care	89

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	272
Female	348

**Ethnicity**
Non-Hispanic White	499
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	153
85 and over	149
Less than 65	126

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2016

Hypertension	75
High Cholesterol	72
Stroke	15
Ischemic Heart Disease	63
Depression	41
Chronic Kidney Disease	60
Asthma	47
Osteoperosis	13
Atrial Fibrilation	29
Heart Failure	58
Chronic Obstructive Pulmonary Disease	47
Diabetes	48
Dementia	31
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	1518
inpatient care	1422
outpatient care	96

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	272
Female	371

**Ethnicity**
Non-Hispanic White	507
Black	115
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	193
From 75 to 84	186
85 and over	156
Less than 65	108

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	67
Depression	41
Chronic Kidney Disease	68
Asthma	14
Osteoperosis	13
Atrial Fibrilation	30
Heart Failure	58
Chronic Obstructive Pulmonary Disease	46
Diabetes	48
Dementia	30
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	750
inpatient care	724
outpatient care	26

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	140
Female	197

**Ethnicity**
Non-Hispanic White	257
Black	67
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	106
85 and over	75
Less than 65	60

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	66
Depression	41
Chronic Kidney Disease	65
Asthma	13
Osteoperosis	12
Atrial Fibrilation	29
Heart Failure	60
Chronic Obstructive Pulmonary Disease	47
Diabetes	46
Dementia	28
Cancer	23

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	934
inpatient care	912
outpatient care	22

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	156
Female	207

**Ethnicity**
Non-Hispanic White	278
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	101
85 and over	93
Less than 65	57

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	67
Depression	42
Chronic Kidney Disease	67
Asthma	16
Osteoperosis	12
Atrial Fibrilation	31
Heart Failure	58
Chronic Obstructive Pulmonary Disease	42
Diabetes	50
Dementia	29
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	825
inpatient care	787
outpatient care	38

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	190
Female	240

**Ethnicity**
Non-Hispanic White	392
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	124
85 and over	82
Less than 65	78

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2020

Hypertension	75
High Cholesterol	71
Stroke	16
Ischemic Heart Disease	55
Depression	48
Chronic Kidney Disease	66
Asthma	14
Osteoperosis	13
Atrial Fibrilation	27
Heart Failure	52
Chronic Obstructive Pulmonary Disease	33
Diabetes	49
Dementia	33
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	862
inpatient care	802
outpatient care	60

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	184
Female	232

**Ethnicity**
Non-Hispanic White	393
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	136
85 and over	70
Less than 65	69

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	24
Ischemic Heart Disease	54
Depression	51
Chronic Kidney Disease	68
Asthma	10
Osteoperosis	14
Atrial Fibrilation	28
Heart Failure	47
Chronic Obstructive Pulmonary Disease	33
Diabetes	45
Dementia	30
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

hospital care	744
inpatient care	695
outpatient care	49

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	162
Female	188

**Ethnicity**
Non-Hispanic White	333
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	126
85 and over	81
Less than 65	31

Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	28
Ischemic Heart Disease	51
Depression	51
Chronic Kidney Disease	57
Asthma	15
Osteoperosis	16
Atrial Fibrilation	44
Heart Failure	48
Chronic Obstructive Pulmonary Disease	36
Diabetes	45
Dementia	27
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ahmad Osama Rez, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ahmad Osama Rez, MD treated as an internist in Alton, IL were hospital care, inpatient care and outpatient care.

doctor visit	52
hospital care	1139
inpatient care	1063
outpatient care	50

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ahmad Osama Rez, MD.

**Gender**
Male	215
Female	277

**Ethnicity**
Black / African American	37
Asian / Pacific Islander	0
Non-Hispanic White	414
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	139
85 and over	110
Less than 65	93
65 to 74	149

Average of Total of Conditions of Medicare patients treated by Dr. Ahmad Osama Rez, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	65
Stroke	15
Ischemic Heart Disease	54
Depression	39
Chronic Kidney Disease	54
Asthma	15
Osteoporosis	11
Heart Failure	47
Chronic Obstructive Pulmonary Disease	36
Diabetes	42
Atrial Fibrillation	25
Cancer	15
Dementia	25

Education & Training

Dr. Ahmad Osama Rez, MD graduated from University of Aleppo Faculty of Medicine. He completed residency at St. Louis University (SLU) Affiliated Hospitals. He is certified by the American Board of Internal Medicine Drug Enforcement Administration Illinois Department of Financial & Professional Regulation Missouri Dept of Health/Narcotics&Dangerous Drugs Missouri State Board of Registration and has a state license in Illinois.

Medical School: University of Aleppo Faculty of Medicine

Residency: St. Louis University (SLU) Affiliated Hospitals

Board Certification: American Board of Internal Medicine Drug Enforcement Administration Illinois Department of Financial & Professional Regulation Missouri Dept of Health/Narcotics&Dangerous Drugs Missouri State Board of Registration

Licensed In: Illinois

Affiliations & Hospitals

Dr. Ahmad Osama Rez, MD is associated with these hospitals and organizations:

SSM Health

SSM Health St. Clare Hospital - Fenton

Ratings & Reviews

Dr. Ahmad Osama Rez, MD does not have any reviews yet, be the first to leave a review of Dr. Ahmad Osama Rez, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Allergan, Inc.	$114 AVYCAZ $88	DALVANCE $26
AbbVie Inc.	$100 DALVANCE $100
Janssen Pharmaceuticals, Inc	$59 XARELTO $59
Boehringer Ingelheim Pharmaceuticals, Inc.	$44 GLYXAMBI $44
Novo Nordisk Inc	$18 NovoLog $18

**Types of Payments**
Food and Beverage	$336

Biography

Dr. Ahmad Rez's medical specialty is hospital medicine (hospitalist). He studied medicine at the University of Aleppo Faculty of Medicine. His training includes a residency program at a hospital affiliated with St. Louis University (SLU). Dr. Rez is professionally affiliated with SSM Health St. Clare Hospital - Fenton.