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Dr. Ilian Orlando Marquez, MD

Accepting New Patients

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Specializes in: Adult Nephrology

University of Texas Health Science Center at San Antonio, School of Medicine

300 W. Huntington Drive
Arcadia, CA 91007

1-888-388-2838

Dr. Ilian Orlando Marquez, MD is a nephrologist in Arcadia, CA specializing in adult nephrology. He graduated from University of Texas Health Science Center at San Antonio, School of Medicine. Dr. Ilian Orlando Marquez, MD is affiliated with Astrana Health, Keck Medical Center of USC, Allied Pacific IPA and ARROYO NEPHROLOGY ASSOCIATES.

Office Locations

Keck Medical Center of USC

300 W. Huntington Drive
Arcadia, CA 91007

1-888-388-2838

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ARROYO NEPHROLOGY ASSOCIATES

301 S Fair Oaks Avenue Suite 405
Pasadena, CA 91105

(626) 794-7075

(626) 405-7545

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Noteworthy Medicare Patient Procedures Performed by Dr. Ilian Orlando Marquez, MD in 2023

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

Top 10%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, Dr. Ilian Orlando Marquez, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within California. 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. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2012 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	27
doctor visit	192
hospital care	617
inpatient care	617

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2013 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	42
doctor visit	336
hospital care	1094
inpatient care	1094

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	240
Female	224

**Ethnicity**
Non-Hispanic White	193
Black	72
Hispanic	143
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	122
85 and over	110
Less than 65	102

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2013

Hypertension	75
High Cholesterol	73
Stroke	13
Ischemic Heart Disease	71
Depression	32
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	61
Chronic Obstructive Pulmonary Disease	32
Diabetes	70
Dementia	24
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2014 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	39
doctor visit	329
hospital care	1027
inpatient care	1027

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	236
Female	200

**Ethnicity**
Non-Hispanic White	173
Black	74
Hispanic	124
Asian	49
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	123
85 and over	87
Less than 65	101

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2014

Hypertension	75
High Cholesterol	73
Stroke	14
Ischemic Heart Disease	70
Depression	30
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	11
Atrial Fibrilation	25
Heart Failure	58
Chronic Obstructive Pulmonary Disease	28
Diabetes	69
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2015 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	40
doctor visit	303
hospital care	929
inpatient care	929

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	450
Female	332

**Ethnicity**
Non-Hispanic White	302
Black	134
Hispanic	268
Asian	50
Other	28
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	202
85 and over	146
Less than 65	176

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2015

Hypertension	75
High Cholesterol	69
Stroke	14
Ischemic Heart Disease	66
Depression	32
Chronic Kidney Disease	75
Asthma	17
Osteoperosis	12
Atrial Fibrilation	20
Heart Failure	57
Chronic Obstructive Pulmonary Disease	28
Diabetes	66
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2016 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	40
doctor visit	310
hospital care	1033
inpatient care	1033

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	248
Female	192

**Ethnicity**
Non-Hispanic White	176
Black	68
Hispanic	148
Asian	32
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	126
85 and over	88
Less than 65	104

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2016

Hypertension	75
High Cholesterol	74
Stroke	10
Ischemic Heart Disease	68
Depression	31
Chronic Kidney Disease	75
Asthma	25
Osteoperosis	12
Atrial Fibrilation	20
Heart Failure	57
Chronic Obstructive Pulmonary Disease	26
Diabetes	68
Dementia	29
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2017 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	26
doctor visit	265
hospital care	764
inpatient care	764

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	201
Female	169

**Ethnicity**
Non-Hispanic White	144
Black	62
Hispanic	118
Asian	32
Other	14
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	113
85 and over	75
Less than 65	84

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	60
Depression	29
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	13
Atrial Fibrilation	22
Heart Failure	55
Chronic Obstructive Pulmonary Disease	28
Diabetes	65
Dementia	24
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2018 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	34
doctor visit	266
hospital care	1003
inpatient care	1003

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	213
Female	189

**Ethnicity**
Non-Hispanic White	150
Black	74
Hispanic	129
Asian	36
Other	13
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	122
85 and over	81
Less than 65	93

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	63
Depression	31
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	56
Chronic Obstructive Pulmonary Disease	27
Diabetes	69
Dementia	28
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2019 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

dialysis	39
doctor visit	255
hospital care	1125
inpatient care	1125

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	217
Female	174

**Ethnicity**
Non-Hispanic White	142
Black	60
Hispanic	135
Asian	43
Other	11
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	114
85 and over	91
Less than 65	84

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	65
Depression	33
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	12
Atrial Fibrilation	24
Heart Failure	60
Chronic Obstructive Pulmonary Disease	31
Diabetes	71
Dementia	31
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

doctor visit	99
hospital care	761
inpatient care	761

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	204
Female	144

**Ethnicity**
Non-Hispanic White	139
Black	53
Hispanic	112
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	109
85 and over	73
Less than 65	70

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	68
Depression	33
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	9
Atrial Fibrilation	24
Heart Failure	61
Chronic Obstructive Pulmonary Disease	27
Diabetes	66
Dementia	33
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

doctor visit	154
hospital care	880
inpatient care	880

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	185
Female	163

**Ethnicity**
Non-Hispanic White	146
Black	47
Hispanic	109
Asian	34
Other	12
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	115
85 and over	82
Less than 65	62

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	68
Depression	30
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	61
Chronic Obstructive Pulmonary Disease	29
Diabetes	65
Dementia	34
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA during 2022 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

doctor visit	217
hospital care	766
inpatient care	766

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Male	174
Female	140

**Ethnicity**
Non-Hispanic White	129
Black	39
Hispanic	102
Asian	32
Other	12
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	103
85 and over	68
Less than 65	56

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	23
Ischemic Heart Disease	58
Depression	31
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	18
Atrial Fibrilation	38
Heart Failure	56
Chronic Obstructive Pulmonary Disease	27
Diabetes	65
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ilian Orlando Marquez, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ilian Orlando Marquez, MD treated as a nephrologist in Arcadia, CA were hospital care, inpatient care and dialysis.

dialysis	35
doctor visit	247
hospital care	909
inpatient care	909

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ilian Orlando Marquez, MD.

**Gender**
Female	175
Male	215

**Ethnicity**
Black / African American	62
Asian / Pacific Islander	28
Non-Hispanic White	154
Native American / Alaskan Native	0
Hispanic	126
Other	8

**Age**
85 and over	81
75 to 84	113
Less than 65	84
65 to 74	110

Average of Total of Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Ilian Orlando Marquez, MD treated were chronic kidney disease, hypertension, high cholesterol and diabetes.

Hypertension	68
High Cholesterol	67
Stroke	11
Ischemic Heart Disease	59
Depression	28
Chronic Kidney Disease	68
Asthma	10
Osteoporosis	11
Heart Failure	52
Chronic Obstructive Pulmonary Disease	25
Diabetes	61
Atrial Fibrillation	21
Dementia	25
Cancer	11

Education & Training

Dr. Ilian Orlando Marquez, MD graduated from University of Texas Health Science Center at San Antonio, School of Medicine. He completed residency at Los Angeles County+USC Medical Center. He is certified by the Certification: AMERICAN BOARD OF INTERNAL MEDICINE and has a state license in California.

Medical School: University of Texas Health Science Center at San Antonio, School of Medicine

Residency: Los Angeles County+USC Medical Center

Board Certification: Certification: AMERICAN BOARD OF INTERNAL MEDICINE

Licensed In: California

Affiliations & Hospitals

Dr. Ilian Orlando Marquez, MD is associated with these hospitals and organizations:

Astrana Health

Keck Medical Center of USC

Allied Pacific IPA

ARROYO NEPHROLOGY ASSOCIATES

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Ilian Orlando Marquez, MD appears to accept the following insurance providers: Humana ChoiceCare Network, Great-West Healthcare, Blue Shield of California, MultiPlan, TriWest, Aetna, Interplan, United Healthcare, Medicare, Coventry, Cigna, GEHA, Anthem, First Health, Private Healthcare Systems (PHCS), Beech Street, Health Net, PacifiCare, Brand New Day, Marian Health Services, Watchtower, Health Net Covered California, Kern Health Systems, Laundry and Dry Cleaning Workers Health & Welfare, USC Network, Take Care (GUAM), Union Roofers Health & Welfare Fund, Blue Shield Covered California, Presbyterian Intercommunity Hospital, NEXT and Health Plans of Nevada.

Insurance Accepted by Provider includes:

According to our sources, Dr. Ilian Orlando Marquez, MD accepts the following insurance providers:

Humana ChoiceCare Network

Great-West Healthcare

Blue Shield of California

MultiPlan

TriWest

Aetna

Interplan

United Healthcare

Medicare

Coventry

Cigna

GEHA

Anthem

First Health

Private Healthcare Systems (PHCS)

Beech Street

Health Net

PacifiCare

Brand New Day

Marian Health Services

Watchtower

Health Net Covered California

Kern Health Systems

Laundry and Dry Cleaning Workers Health & Welfare

USC Network

Take Care (GUAM)

Union Roofers Health & Welfare Fund

Blue Shield Covered California

Presbyterian Intercommunity Hospital

Health Plans of Nevada

Ratings & Reviews

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General Payments

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

**Payments by Company**
AbbVie, Inc.	$351 Viekira $351
AstraZeneca Pharmaceuticals LP	$171 FARXIGA $134	LOKELMA $21	BRILINTA $16
St. Jude Medical, Inc.	$161 Vascular $161
Medtronic, Inc.	$156 Micra $156
Medtronic Vascular, Inc.	$144 Micra $144
Other	$703 UBRELVY $125	Ocaliva $115	2008K At Home $85	SAMSCA $72	Rituxan $60	Other $246

**Types of Payments**
Food and Beverage	$1,579
Education	$106

Biography

Dr. Ilian Marquez, who practices in Pasadena, CA and Arcadia, CA, is a medical specialist in adult nephrology. His professional affiliations include Astrana Health, Keck Medical Center of USC, and USC Arcadia Hospital. Anthem, PacifiCare, and Blue California are among the insurance carriers that Dr. Marquez honors. According to Astrana Health, new patients are welcome to contact his office in PASADENA, CA. After attending the University of Texas Health Science Center at San Antonio, School of Medicine, Dr. Marquez completed his residency training at Los Angeles County+USC Medical Center. He is conversant in Spanish.

Select Year:

Dr. Ilian Orlando Marquez, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ilian Orlando Marquez, 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. Ilian Orlando Marquez, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ilian Orlando Marquez, 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. Ilian Orlando Marquez, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

Other Providers in Arcadia, CA