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Dr. Alejandro Contreras, MD, PhD

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Specializes in: Pathology

Baylor College of Medicine (2006)

1515 Holcombe Boulevard Unit 85
Houston, TX 77030

(713) 792-6161

Dr. Alejandro Contreras, MD, PhD is a pathologist in Houston, TX specializing in pathology. He graduated from Baylor College of Medicine in 2006 and has 20 years of experience. Dr. Alejandro Contreras, MD, PhD is affiliated with The University of Texas MD Anderson Cancer Center.

Office Locations

1515 Holcombe Boulevard Unit 85
Houston, TX 77030

(713) 792-6161

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Noteworthy Medicare Patient Procedures Performed by Dr. Alejandro Contreras, MD, PhD in 2024

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

Top 25%

By Volume:

immunohistochemistry test

In 2012, Dr. Alejandro Contreras, MD, PhD performed more immunohistochemistry (IHC) test procedures for Medicare patients than 75% of providers in related specialties within Texas.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2012 were lab tests.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

lab tests	85

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2013 were lab tests.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

lab tests	97

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	11
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	27
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2013

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	37
Depression	37
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	44
Dementia	0
Cancer	49

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2014 were lab tests.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

lab tests	128

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Gender**
Male	0
Female	67

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

**Age**
From 65 to 74	37
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2014

Hypertension	75
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	21
Depression	25
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	22
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2015 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	47
lab tests	237
second opinions	82

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Gender**
Male	0
Female	436

**Ethnicity**
Non-Hispanic White	320
Black	60
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	264
From 75 to 84	0
85 and over	0
Less than 65	80

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2015

Hypertension	75
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	26
Depression	36
Chronic Kidney Disease	21
Asthma	17
Osteoperosis	23
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	8
Cancer	75

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2016 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	73
lab tests	197
second opinions	84

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	178
Black	36
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	58
85 and over	11
Less than 65	24

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2016

Hypertension	71
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	22
Depression	23
Chronic Kidney Disease	21
Asthma	16
Osteoperosis	16
Atrial Fibrilation	5
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	29
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2017 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	97
lab tests	235
second opinions	73

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	174
Black	20
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	162
From 75 to 84	48
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2017

Hypertension	62
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	21
Depression	26
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	15
Atrial Fibrilation	5
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	28
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2018 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	45
lab tests	199
second opinions	77

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	155
Black	31
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	55
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2018

Hypertension	67
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	26
Depression	30
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	20
Atrial Fibrilation	6
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2019 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	73
lab tests	277
second opinions	79

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	177
Black	26
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2019

Hypertension	66
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	23
Depression	28
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	23
Atrial Fibrilation	6
Heart Failure	8
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	7
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2020 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	35
lab tests	116
second opinions	31

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	102
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	26
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2020

Hypertension	62
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	22
Depression	27
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	0
Diabetes	31
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2021 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	70
lab tests	347
second opinions	66

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Gender**
Male	0
Female	252

**Ethnicity**
Non-Hispanic White	192
Black	21
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2021

Hypertension	67
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	23
Depression	27
Chronic Kidney Disease	24
Asthma	12
Osteoperosis	25
Atrial Fibrilation	4
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2022 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	80
lab tests	244
second opinions	60

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	161
Black	20
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	55
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2022

Hypertension	69
High Cholesterol	72
Stroke	5
Ischemic Heart Disease	19
Depression	25
Chronic Kidney Disease	14
Asthma	15
Osteoperosis	29
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2023 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	39
lab tests	204
second opinions	70

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Ethnicity**
Non-Hispanic White	149
Black	15
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	120
From 75 to 84	46
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2023

Hypertension	69
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	19
Depression	25
Chronic Kidney Disease	14
Asthma	16
Osteoperosis	22
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX during 2024 were lab tests, second opinions and consultation.

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

consultation	48
lab tests	246
second opinions	102

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Gender**
Male	0
Female	232

**Ethnicity**
Non-Hispanic White	183
Black	29
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	66
85 and over	12
Less than 65	15

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2024

Hypertension	69
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	19
Depression	28
Chronic Kidney Disease	15
Asthma	19
Osteoperosis	29
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Alejandro Contreras, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Alejandro Contreras, MD, PhD treated as a pathologist in Houston, TX were lab tests, second opinions and consultation.

consultation	60
lab tests	200
second opinions	72

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Alejandro Contreras, MD, PhD.

**Gender**
Male	0
Female	75

**Ethnicity**
Black / African American	23
Asian / Pacific Islander	0
Non-Hispanic White	142
Native American / Alaskan Native	0
Hispanic	8
Other	0

**Age**
75 to 84	37
85 and over	1
Less than 65	9
65 to 74	122

Average of Total of Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Alejandro Contreras, MD, PhD treated were cancer, hypertension, high cholesterol and diabetes.

Hypertension	63
High Cholesterol	55
Stroke	1
Ischemic Heart Disease	21
Depression	25
Chronic Kidney Disease	17
Asthma	9
Osteoporosis	18
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	26
Atrial Fibrillation	4
Dementia	2
Cancer	67

Education & Training

Dr. Alejandro Contreras, MD, PhD graduated from Baylor College of Medicine in 2006. He completed residency at University of Chicago Affiliated Hospitals. He is certified by the Anatomic Pathology, American Board of Pathology and has a state license in Texas.

Medical School: Baylor College of Medicine (2006)

Residency: University of Chicago Affiliated Hospitals (2009)

Board Certification: Anatomic Pathology, American Board of Pathology (2010)

Licensed In: Texas

Ratings & Reviews

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General Payments

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

**Payments by Company**
Roche Diagnostics Corporation	$2,967 VIRTUOSO System for IHC $2,900	TD VENTANA Research and Development $44	TD BenchMark IHC/ISH and Special Stains Reagents $23
SANOFI US SERVICES INC.	$2,800 $2,800
Eli Lilly and Company	$2,062 $2,062
Genentech USA, Inc.	$113 Xeloda $113
Foundation Medicine, Inc.	$113 FOUNDATIONONE HEME $113
Other	$255 XIFAXAN $76	RTD - Advanced Staining - instruments-assays $63	KEYTRUDA $47	RTD Digital Pathology and Workflow $25	$45

**Types of Payments**
Consulting Fee	$7,762
Food and Beverage	$548

Biography

Dr. Alejandro Contreras, who practices in Houston, TX, is a medical specialist in pathology. Dr. Contreras is professionally affiliated with The University of Texas MD Anderson Cancer Center. He attended medical school at Baylor College of Medicine. His residency was performed at a hospital affiliated with the University of Chicago. His distinctions include: President's Recognition of Faculty Excellence, Clinical Quality Improvement, MDACC; School of Biomedical Sciences Graduation Commencement Speaker, School of Biomedical Sciences; and Minority Training Research Forum National Abstract Winner, Minority Training Research Forum.

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Dr. Alejandro Contreras, MD, PhD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Alejandro Contreras, MD, PhD in 2024

By Volume:

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. Alejandro Contreras, MD, PhD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Alejandro Contreras, MD, PhD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

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