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Dr. Ryan Charles Mascarenhas, MD

Accepting New Patients

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Specializes in: Adult Nephrology

University of Oklahoma College of Medicine

Professional interests include: kidney problems

8671 S Quebec Street Suite 110
Highlands Ranch, CO 80130

(303) 327-4700

Dr. Ryan Charles Mascarenhas, MD is a nephrologist in Lone Tree, CO specializing in adult nephrology. He graduated from University of Oklahoma College of Medicine. Dr. Ryan Charles Mascarenhas, MD is affiliated with UCHealth, AdventHealth, CommonSpirit Health - Mountain Region, UCHealth Highlands Ranch Hospital and DENVER NEPHROLOGISTS PC.

Office Locations

AdventHealth

10103 Ridgegate Parkway Suite 203
Lone Tree, CO 80124

(303) 799-8760

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1500 Park Central Drive
Highlands Ranch, CO 80129

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8671 S Quebec Street Suite 110
Highlands Ranch, CO 80130

(303) 327-4700

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Noteworthy Medicare Patient Procedures Performed by Dr. Ryan Charles Mascarenhas, MD in 2023

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

Top 25%

By Volume:

inpatient hospital care

urinalysis

By Affordability:

lab tests

urinalysis

urine tests

In 2013, among providers in related specialties within Colorado, Dr. Ryan Charles Mascarenhas, MD performed more inpatient hospital care (for patient admitted to hospital), and urinalysis procedures for Medicare patients than 75% of them and he also had a list price for lab tests, urinalysis, and urine tests that was lower than the list prices billed to Medicare by 75% of them. 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

2015 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2015 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	53
doctor visit	74
hospital care	226
inpatient care	226

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	118
Female	160

**Ethnicity**
Non-Hispanic White	0
Black	164
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	50
85 and over	50
Less than 65	94

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2015

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2015 were chronic kidney disease, hypertension, high cholesterol and diabetes.

Hypertension	75
High Cholesterol	71
Stroke	14
Ischemic Heart Disease	55
Depression	31
Chronic Kidney Disease	75
Asthma	22
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	56
Chronic Obstructive Pulmonary Disease	23
Diabetes	58
Dementia	19
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2016 were hospital care, inpatient care, dialysis and preventive care.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	175
doctor visit	246
hospital care	475
inpatient care	475
preventive care	13
vaccines	13

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	103
Female	153

**Ethnicity**
Non-Hispanic White	100
Black	145
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	58
85 and over	46
Less than 65	70

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2016

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2016 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	46
Depression	21
Chronic Kidney Disease	75
Asthma	21
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	53
Chronic Obstructive Pulmonary Disease	18
Diabetes	54
Dementia	20
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2017 were hospital care, inpatient care, weight management and mental health therapy.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

abdominal imaging	21
dialysis	139
doctor visit	325
hospital care	457
inpatient care	457
mental health therapy	143
preventive care	12
ultrasound (sonogram)	21
vaccines	12
weight management	143

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	127
Female	139

**Ethnicity**
Non-Hispanic White	100
Black	152
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	78
85 and over	39
Less than 65	54

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2017

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2017 were chronic kidney disease, hypertension, high cholesterol and diabetes.

Hypertension	75
High Cholesterol	64
Stroke	15
Ischemic Heart Disease	47
Depression	26
Chronic Kidney Disease	75
Asthma	9
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	50
Chronic Obstructive Pulmonary Disease	17
Diabetes	58
Dementia	21
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2018 were hospital care, inpatient care, dialysis and outpatient care.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

abdominal imaging	17
dialysis	85
doctor visit	331
hospital care	403
inpatient care	359
mental health therapy	16
outpatient care	44
ultrasound (sonogram)	17
weight management	16

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	112
Female	132

**Ethnicity**
Non-Hispanic White	73
Black	155
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	69
85 and over	37
Less than 65	57

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2018

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2018 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	48
Depression	28
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	50
Chronic Obstructive Pulmonary Disease	20
Diabetes	61
Dementia	18
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2019 were hospital care, inpatient care, dialysis and outpatient care.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	183
doctor visit	344
hospital care	430
inpatient care	412
outpatient care	18

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	131
Female	148

**Ethnicity**
Non-Hispanic White	96
Black	165
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	77
85 and over	37
Less than 65	55

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2019

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2019 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	44
Depression	25
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	48
Chronic Obstructive Pulmonary Disease	18
Diabetes	60
Dementia	19
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2020 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	139
doctor visit	335
hospital care	456
inpatient care	456

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	140
Female	164

**Ethnicity**
Non-Hispanic White	104
Black	185
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	80
85 and over	45
Less than 65	67

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2020

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2020 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	48
Depression	24
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	50
Chronic Obstructive Pulmonary Disease	16
Diabetes	64
Dementia	21
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2021 were hospital care, inpatient care, dialysis and outpatient care.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	140
doctor visit	228
hospital care	431
inpatient care	344
outpatient care	87

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	112
Female	134

**Ethnicity**
Non-Hispanic White	96
Black	139
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	71
85 and over	31
Less than 65	38

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2021

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2021 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	46
Depression	27
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	11
Atrial Fibrilation	20
Heart Failure	46
Chronic Obstructive Pulmonary Disease	14
Diabetes	57
Dementia	24
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2022 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	78
doctor visit	155
hospital care	273
inpatient care	273
lab tests	26

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	125
Female	152

**Ethnicity**
Non-Hispanic White	162
Black	91
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	88
85 and over	50
Less than 65	39

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2022

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2022 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	41
Depression	30
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	13
Atrial Fibrilation	27
Heart Failure	45
Chronic Obstructive Pulmonary Disease	22
Diabetes	50
Dementia	14
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO during 2023 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

dialysis	54
doctor visit	170
hospital care	378
inpatient care	378
lab tests	44

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	159
Female	129

**Ethnicity**
Non-Hispanic White	226
Black	22
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	92
85 and over	44
Less than 65	43

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2023

The most common conditions of Medicare patients that Dr. Ryan Charles Mascarenhas, MD treated during 2023 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	45
Depression	32
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	18
Atrial Fibrilation	36
Heart Failure	52
Chronic Obstructive Pulmonary Disease	28
Diabetes	52
Dementia	12
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2015 - 2023

Volume of procedures performed by Dr. Ryan Charles Mascarenhas, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ryan Charles Mascarenhas, MD treated as a nephrologist in Lone Tree, CO were hospital care, inpatient care, dialysis and weight management.

abdominal imaging	19
dialysis	116
doctor visit	245
hospital care	392
inpatient care	375
lab tests	35
mental health therapy	79
outpatient care	49
preventive care	12
ultrasound (sonogram)	19
vaccines	12
weight management	79

Average Medicare Patient Data From 2015 - 2023

Information about Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD.

**Gender**
Male	125
Female	145

**Ethnicity**
Black / African American	135
Asian / Pacific Islander	0
Non-Hispanic White	106
Native American / Alaskan Native	0
Hispanic	3
Other	0

**Age**
75 to 84	73
85 and over	42
Less than 65	57
65 to 74	97

Average of Total of Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD From 2015 - 2023

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

Hypertension	75
High Cholesterol	73
Stroke	13
Ischemic Heart Disease	46
Depression	27
Chronic Kidney Disease	75
Asthma	12
Osteoporosis	12
Heart Failure	50
Chronic Obstructive Pulmonary Disease	19
Diabetes	57
Atrial Fibrillation	19
Dementia	18
Cancer	13

Education & Training

Dr. Ryan Charles Mascarenhas, MD graduated from University of Oklahoma College of Medicine. He completed residency at Georgetown University Hospital. He is certified by the American Board of Internal Medicine (American Board of Internal Medicine) Internal Medicine and has a state license in Colorado.

Medical School: University of Oklahoma College of Medicine

Residency: Georgetown University Hospital

Board Certification: American Board of Internal Medicine (American Board of Internal Medicine) Internal Medicine

Licensed In: Colorado

Affiliations & Hospitals

Dr. Ryan Charles Mascarenhas, MD is associated with these hospitals and organizations:

UCHealth

AdventHealth

CommonSpirit Health - Mountain Region

UCHealth Highlands Ranch Hospital

DENVER NEPHROLOGISTS PC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Horizon Therapeutics plc	$5,818 KRYSTEXXA $5,792	$26
CALLIDITAS THERAPEUTICS US INC.	$2,080 TARPEYO $2,080
Amgen Inc.	$1,440 Repatha $777	Parsabiv $355	Prolia $239	Tavneos $41	Sensipar $15	Other $14
Otsuka America Pharmaceutical, Inc.	$1,113 JYNARQUE $737	SAMSCA $376
AstraZeneca Pharmaceuticals LP	$1,104 FARXIGA $642	LOKELMA $348	BYDUREON $97	EVUSHELD $17
Other	$10,141 VELTASSA $1,136	JYNARQUE $982	ACTHAR $864	Auryxia $538	JARDIANCE $413	Other $6,208

**Types of Payments**
Food and Beverage	$13,372
Honoraria	$3,795
Consulting Fee	$2,418
Travel and Lodging	$1,260
Education	$450
Other	$400

Biography

Dr. Ryan Mascarenhas is an adult nephrology specialist. Dr. Mascarenhas obtained his medical school training at the University of Oklahoma College of Medicine and performed his residency at Georgetown University Hospital. In his practice, he is particularly interested in kidney problems. He is professionally affiliated with CommonSpirit Health - Mountain Region, AdventHealth, and UCHealth. According to AdventHealth, Dr. Mascarenhas is currently accepting new patients at his office in Lone Tree, CO.

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Dr. Ryan Charles Mascarenhas, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ryan Charles Mascarenhas, MD in 2023

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2015 - 2023

Average Medicare Patient Data From 2015 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Ryan Charles Mascarenhas, MD From 2015 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Lone Tree, CO