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Dr. Marc M. Loriaux, MD, PhD

Accepting New Patients

(Dr. Marc Maurice Loriaux, MD)

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Specializes in: Hematopathology

Oregon Health & Science University School of Medicine (1997)

3181 Sw Sam Jackson Park Road
Portland, OR 97239

(503) 494-8276

Dr. Marc M. Loriaux, MD, PhD is a hematopathologist in Portland, OR specializing in hematopathology. He graduated from Oregon Health & Science University School of Medicine in 1997 and has 29 years of experience. Dr. Marc M. Loriaux, MD, PhD is affiliated with OHSU Healthcare and UNIVERSITY PROFESSIONAL SERVICES.

Office Locations

3181 Sw Sam Jackson Park Road
Portland, OR 97239

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Noteworthy Medicare Patient Procedures Performed by Dr. Marc M. Loriaux, MD, PhD in 2023

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

Top 10%

By Affordability:

special stains

In 2023, Dr. Marc M. Loriaux, MD, PhD had a list price for special stains that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Oregon. 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. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2012 were lab tests, cytology and second opinions.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	13
lab tests	173
second opinions	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2013 were lab tests and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	19
lab tests	224

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	52
Female	24

**Age**
From 65 to 74	47
From 75 to 84	0
85 and over	0
Less than 65	16

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2013

Hypertension	50
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	29
Depression	28
Chronic Kidney Disease	39
Asthma	0
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	34
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2014 were lab tests and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	17
lab tests	139

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	49
Female	41

**Age**
From 65 to 74	46
From 75 to 84	24
85 and over	0
Less than 65	20

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2014

Hypertension	57
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	31
Depression	28
Chronic Kidney Disease	37
Asthma	12
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	34
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2015 were lab tests.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

lab tests	58

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	40
Female	50

**Age**
From 65 to 74	56
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2015

Hypertension	51
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	29
Depression	33
Chronic Kidney Disease	33
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2016 were lab tests.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

lab tests	51

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	39
Female	15

**Age**
From 65 to 74	28
From 75 to 84	15
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2016

Hypertension	61
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	30
Depression	26
Chronic Kidney Disease	44
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	22
Chronic Obstructive Pulmonary Disease	0
Diabetes	26
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2017 were lab tests and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	21
lab tests	96

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	45
Female	36

**Age**
From 65 to 74	42
From 75 to 84	0
85 and over	0
Less than 65	20

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2017

Hypertension	59
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	30
Depression	30
Chronic Kidney Disease	54
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	22
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2018 were lab tests, cytology and second opinions.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	18
lab tests	144
second opinions	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	53
Female	46

**Ethnicity**
Non-Hispanic White	85
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	53
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2018

Hypertension	59
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	37
Depression	24
Chronic Kidney Disease	41
Asthma	0
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	0
Diabetes	25
Dementia	12
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2019 were lab tests and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	16
lab tests	63

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	41
Female	17

**Age**
From 65 to 74	38
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2019

Hypertension	62
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	38
Depression	19
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	36
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2020 were lab tests and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	17
lab tests	192

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	54
Female	48

**Ethnicity**
Non-Hispanic White	89
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	55
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2020

Hypertension	61
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	39
Depression	30
Chronic Kidney Disease	53
Asthma	19
Osteoperosis	0
Atrial Fibrilation	18
Heart Failure	27
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2021 were lab tests and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	16
lab tests	128

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	50
Female	48

**Age**
From 65 to 74	56
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2021

Hypertension	61
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	32
Depression	24
Chronic Kidney Disease	48
Asthma	11
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR during 2022 were lab tests, second opinions and cytology.

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

cytology	12
lab tests	144
second opinions	20

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	51
Female	54

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

**Age**
From 65 to 74	47
From 75 to 84	37
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD in 2022

Hypertension	73
High Cholesterol	66
Stroke	11
Ischemic Heart Disease	30
Depression	39
Chronic Kidney Disease	30
Asthma	20
Osteoperosis	14
Atrial Fibrilation	24
Heart Failure	24
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Marc M. Loriaux, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Marc M. Loriaux, MD, PhD treated as a hematopathologist in Portland, OR were lab tests, cytology and second opinions.

cytology	16
lab tests	128
second opinions	14

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD.

**Gender**
Male	43
Female	34

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	24
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	13
85 and over	0
Less than 65	5
65 to 74	42

Average of Total of Conditions of Medicare patients treated by Dr. Marc M. Loriaux, MD, PhD From 2012 - 2022

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

Hypertension	54
High Cholesterol	41
Stroke	1
Ischemic Heart Disease	29
Depression	25
Chronic Kidney Disease	38
Asthma	5
Osteoporosis	3
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	24
Atrial Fibrillation	6
Dementia	1
Cancer	5

Education & Training

Dr. Marc M. Loriaux, MD, PhD graduated from Oregon Health & Science University School of Medicine in 1997. He completed residency at Oregon Health & Science University Affiliated Hospitals. He is certified by the Certifications: Anatomic and Clinical Pathology, American Board of Pathology and has a state license in Oregon.

Medical School: Oregon Health & Science University School of Medicine (1997)

Residency: Oregon Health & Science University Affiliated Hospitals (2001)

Board Certification: Certifications: Anatomic and Clinical Pathology, American Board of Pathology (2002)

Licensed In: Oregon

Affiliations & Hospitals

Dr. Marc M. Loriaux, MD, PhD is associated with these hospitals and organizations:

OHSU Healthcare

UNIVERSITY PROFESSIONAL SERVICES

Ratings & Reviews

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Research Payments

Dr. Marc M. Loriaux, MD, PhD has received 3 research payments totaling $159,816.

Biography

Dr. Marc Loriaux is a specialist in hematopathology. Dr. Loriaux is affiliated with OHSU Healthcare. According to OHSU Healthcare, he is currently accepting new patients at his office in. He attended medical school at Oregon Health & Science University School of Medicine. He trained at a hospital affiliated with Oregon Health & Science University for his residency.