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Dr. Rosana Jennifer Ayoub, MD

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Specializes in: Adult Endocrinology

Loma Linda University School of Medicine (2010)

22330 Hawthorne Boulevard Suite 216
Torrance, CA 90505

(310) 375-7666

Dr. Rosana Jennifer Ayoub, MD is an endocrinologist in Sylmar, CA specializing in adult endocrinology. She graduated from Loma Linda University School of Medicine in 2010 and has 15 years of experience. Dr. Rosana Jennifer Ayoub, MD is affiliated with ENDOCRINE CARE SPECIALISTS INC.

Office Locations

14445 Olive View Drive
Sylmar, CA 91342

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22330 Hawthorne Boulevard Suite 216
Torrance, CA 90505

(310) 375-7666

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Noteworthy Medicare Patient Procedures Performed by Dr. Rosana Jennifer Ayoub, MD in 2023

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

Top 5%

By Affordability:

blood tests

lab tests

In 2023, Dr. Rosana Jennifer Ayoub, MD had a list price for blood tests, and lab tests that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Affordability:

diabetes management

In 2023, Dr. Rosana Jennifer Ayoub, MD had a list price for diabetes management 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.

Top 25%

By Affordability:

blood glucose tests

glucose tests

In 2013, Dr. Rosana Jennifer Ayoub, MD had a list price for blood glucose tests, and glucose tests that was lower than the list prices billed to Medicare by 75% 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

2016 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2016 were lab tests, diabetes management and blood draw.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

blood draw	15
diabetes management	160
doctor visit	271
lab tests	160

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	45
Female	70

**Ethnicity**
Non-Hispanic White	57
Black	18
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	47
From 75 to 84	31
85 and over	17
Less than 65	20

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2016

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

Hypertension	75
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	39
Depression	16
Chronic Kidney Disease	59
Asthma	14
Osteoperosis	17
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	11
Diabetes	64
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2017 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	182
doctor visit	267
lab tests	182

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	36
Female	64

**Ethnicity**
Non-Hispanic White	47
Black	14
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	44
From 75 to 84	26
85 and over	17
Less than 65	13

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2017

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

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	37
Depression	19
Chronic Kidney Disease	73
Asthma	0
Osteoperosis	24
Atrial Fibrilation	0
Heart Failure	21
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2018 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	175
doctor visit	320
lab tests	175

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	33
Female	74

**Ethnicity**
Non-Hispanic White	51
Black	0
Hispanic	24
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	47
From 75 to 84	33
85 and over	13
Less than 65	14

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2018

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

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	31
Depression	14
Chronic Kidney Disease	68
Asthma	0
Osteoperosis	26
Atrial Fibrilation	0
Heart Failure	21
Chronic Obstructive Pulmonary Disease	11
Diabetes	71
Dementia	20
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2019 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	75
doctor visit	170
lab tests	75

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	23
Female	50

**Ethnicity**
Non-Hispanic White	42
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	27
From 75 to 84	26
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2019

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

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	34
Depression	19
Chronic Kidney Disease	71
Asthma	0
Osteoperosis	25
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	66
Dementia	18
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2020 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	60
doctor visit	167
lab tests	60

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	18
Female	44

**Ethnicity**
Non-Hispanic White	33
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	27
From 75 to 84	19
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2020

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

Hypertension	73
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	31
Depression	19
Chronic Kidney Disease	63
Asthma	0
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	58
Dementia	18
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2021 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	57
doctor visit	180
lab tests	57

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	24
Female	48

**Ethnicity**
Non-Hispanic White	28
Black	11
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	29
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2021

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

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	39
Depression	19
Chronic Kidney Disease	54
Asthma	17
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	64
Dementia	19
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2022 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	25
doctor visit	79
lab tests	25

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	11
Female	35

**Ethnicity**
Non-Hispanic White	18
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	17
From 75 to 84	15
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2022

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

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	30
Depression	0
Chronic Kidney Disease	37
Asthma	0
Osteoperosis	33
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	65
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA during 2023 were lab tests and diabetes management.

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

diabetes management	16
doctor visit	151
lab tests	16

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	19
Female	36

**Ethnicity**
Non-Hispanic White	28
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	28
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2023

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

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	24
Depression	0
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	22
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	62
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2023

Volume of procedures performed by Dr. Rosana Jennifer Ayoub, MD for Medicare patients.

The highest averages for the top procedures that Dr. Rosana Jennifer Ayoub, MD treated as an endocrinologist in Sylmar, CA were lab tests, diabetes management and blood draw.

blood draw	15
diabetes management	93
doctor visit	200
lab tests	93

Average Medicare Patient Data From 2016 - 2023

Information about Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD.

**Gender**
Male	26
Female	52

**Ethnicity**
Black / African American	5
Asian / Pacific Islander	1
Non-Hispanic White	38
Native American / Alaskan Native	0
Hispanic	17
Other	0

**Age**
75 to 84	23
85 and over	5
Less than 65	5
65 to 74	33

Average of Total of Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD From 2016 - 2023

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

Hypertension	74
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	33
Depression	13
Chronic Kidney Disease	57
Asthma	3
Osteoporosis	23
Heart Failure	16
Chronic Obstructive Pulmonary Disease	2
Diabetes	65
Atrial Fibrillation	0
Cancer	7
Dementia	13

Education & Training

Dr. Rosana Jennifer Ayoub, MD graduated from Loma Linda University School of Medicine in 2010. She has a state license in California.

Medical School: Loma Linda University School of Medicine (2010)

Licensed In: California

Affiliations & Hospitals

Dr. Rosana Jennifer Ayoub, MD is associated with these hospitals and organizations:

ENDOCRINE CARE SPECIALISTS INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Medtronic MiniMed, Inc.	$1,894 Minimed 530G $1,424	Minimed 630G $315	Enlite Sensor $140	Minimed 670G System $14
Novo Nordisk Inc	$327 Tresiba $192	NovoLog $39	RYBELSUS $22	Xultophy 100/3.6 $18	Ozempic $15	Other $41
Lilly USA, LLC	$279 GLYXAMBI $96	BASAGLAR $57	TRULICITY $37	JARDIANCE $33	MOUNJARO $25	Other $31
Medtronic, Inc.	$182 MINIMED 780G $137	INPEN SMART INSULIN DELIVERY SYSTEM $23	Minimed 670G System $21
SANOFI-AVENTIS U.S. LLC	$137 TOUJEO $126	LANTUS $12
Other	$306 FreeStyle Libre Pro $38	Prolia $23	GVOKE PFS $21	STEGLATRO $20	Gvoke HypoPen $19	Other $186

**Types of Payments**
Food and Beverage	$1,955
Travel and Lodging	$1,170

Biography

Dr. Rosana Ayoub is a specialist in adult endocrinology. She works in Sylmar, CA and Torrance, CA. Dr. Ayoub graduated from Loma Linda University School of Medicine.

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Dr. Rosana Jennifer Ayoub, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Rosana Jennifer Ayoub, MD in 2023

By Affordability:

By Affordability:

By Affordability:

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2023

Average Medicare Patient Data From 2016 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Rosana Jennifer Ayoub, MD From 2016 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Sylmar, CA