Ronald A. Simon, M.D.
Ronald A. Simon is an Allergy & Immunology specialist based in San Diego, CA with over 52 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
With over 52 years in allergy & immunology, Ronald a. Simon, M.D. is a long-established allergy & immunology specialist in San Diego. He graduated from University of Chicago, Pritzker School of Medicine in 1974 and has 52+ years of clinical experience. Among his Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data).
Older · 2879dNPPES updated 2018-07-05 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Medicare Patients
162
Unique beneficiaries
Standard volumePrescription Recipients
138
Patients prescribed
Prescriptions Written
620
Total claims
Total Medicare drug cost: $333k
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 High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
High blood pressure — a leading risk factor for heart disease and stroke
Joint inflammation causing pain, swelling, and stiffness
A condition causing airway inflammation, wheezing, and difficulty breathing
Weakened bones that are more prone to fractures, common in older adults
Conditions affecting emotional state, including depression and bipolar disorder
Excessive worry or fear that interferes with daily life
A mood disorder causing persistent sadness and loss of interest in activities
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$669 received from industry
24 transactions reported in 2024 ·Moderate 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 Ronald a. Simon's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1974
University of Chicago, Pritzker School of Medicine
52 years in practice
Senior practitioner
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
Taxonomy: 207K00000X
Education & Training
University of Chicago, Pritzker School of Medicine (Class of 1974)
Mailing address
10790 Rancho Bernardo Rd, San Diego, CA 92127-5705
Differs from practice location
Virtual Allergy & Immunology Care With Ronald a. Simon
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Ronald a. Simon for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to San Diego 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 Ronald a. Simon
NPI records show Dr. Simon as active with telehealth listed in San Diego, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (858) 764-9010.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Ronald a. Simon
Practice Location
3811 Valley Centre Dr, San Diego, CA 92130
Mailing Address
10790 Rancho Bernardo Rd, San Diego, CA 92127-5705
This is a provider directory. Contact the office directly to schedule appointments.
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