Ousama Ismael, MD
Also practices: INTERNAL MEDICINE
Ousama Ismael, MD has practiced internal medicine for 35+ years, working in group practice. He has been in practice for 35+ years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and mood disorders (per CMS data).
Older · 1408dNPPES updated 2022-06-27 · verify on CMS
Contact & Location
Practice Location
1869 N Waterman Ave Ste 200, San Bernardino, CA 92404-4830
How Does This Doctor Compare?
Opioid Rx
↓ Lower = better6.88%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+1.8 pts)
6.88% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better78.4%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-4.4 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
163
Unique beneficiaries
Standard volumePrescription Recipients
288
Patients prescribed
Prescriptions Written
4,680
Total claims
Total Medicare drug cost: $376k
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 Mood Disorders.
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 (+4%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+21%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+5%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+23%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+31%) — a focus area for this doctor
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+21%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$331 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 Ousama Ismael's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Jun 26, 2022
CMS-verified certification date
35 years in practice
Senior practitioner
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Taxonomy: 207R00000X
Mailing address
12223 Highland Ave Suite 106, Box 607, Rancho Cucamonga, CA 91739
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190106
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Ousama Ismael
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Ousama Ismael for blood pressure monitoring, cholesterol management, mood disorder follow-ups — no travel to San Bernardino 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 Ousama Ismael
Dr. Ismael is listed as active in the NPI registry with telehealth listed in San Bernardino, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (909) 881-0030.
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 Ousama Ismael
Practice Location
1869 N Waterman Ave Ste 200, San Bernardino, CA 92404-4830
Mailing Address
12223 Highland Ave Suite 106, Box 607, Rancho Cucamonga, CA 91739
This is a provider directory. Contact the office directly to schedule appointments.
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