Rosana Jennifer Ayoub, MD
Endocrinology, Diabetes & Metabolism
Rosana Jennifer Ayoub, MD specializes in internal medicine, serving patients in Sylmar, CA in independent practice. Trained at Loma Linda University School of Medicine (class of 2010), she has been practicing for over 16 years. Among her Medicare patients, common conditions include hypertension, high cholesterol, and diabetes (per CMS data).
Older · 1533dNPPES updated 2022-02-23 · verify on CMS
How Does This Doctor Compare?
Generic Rx
↑ Higher = better47.6%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-35.2 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
55
Unique beneficiaries
Standard volumePrescription Recipients
307
Patients prescribed
Prescriptions Written
2,148
Total claims
Total Medicare drug cost: $998k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Diabetes.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+28%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-7%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+1%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-8%) — less common here
Weakened bones that are more prone to fractures, common in older adults
US avg: 18.1%↑ More patients than average (+4%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$224 received from industry
12 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Rosana Jennifer Ayoub's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2010
Loma Linda University School of Medicine
Board certified · Feb 22, 2022
CMS-verified certification date
16 years in practice
Experienced
Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).
Taxonomy: 207RE0101X
Education & Training
Loma Linda University School of Medicine (Class of 2010)
Mailing address
26842 Fond Du Lac Rd, Rancho Palos Verdes, CA 90275-2359
Differs from practice location
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194102
View hospital on Medicare Care CompareVirtual Endocrinology, Diabetes & Metabolism Care With Rosana Jennifer Ayoub
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Rosana Jennifer Ayoub for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to Sylmar required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Rosana Jennifer Ayoub
NPI records show Dr. Ayoub as active with telehealth listed in Sylmar, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (818) 364-3205.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Rosana Jennifer Ayoub
Practice Location
14445 Olive View Dr, Sylmar, CA 91342-1437
Mailing Address
26842 Fond Du Lac Rd, Rancho Palos Verdes, CA 90275-2359
This is a provider directory. Contact the office directly to schedule appointments.
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