Dr. Robert Warwar, M. D.
What this data tells you about Dr. Warwar
Dr. Robert Warwar is an optician specialist in Ventura, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Warwar performed 4,909 Medicare services across 2,727 unique beneficiaries.
Between the years covered by Open Payments, Dr. Warwar received a total of $959 from 13 pharmaceutical and/or device companies across 35 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in optician. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Warwar is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
1,483 | $93 | $137 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
1,257 | $69 | $97 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
347 | $133 | $191 |
| Manual urinalysis with microscopic examination A urine test performed manually without automated equipment. The sample is examined under a microscope to check for abnormalities. |
323 | $4 | $12 |
| Blood draw (venipuncture) Insertion of a needle into a vein to collect a blood sample. |
260 | $8 | $15 |
| Electrocardiogram (EKG), 12-lead A standard heart rhythm test using at least 12 leads to record electrical activity. A healthcare provider interprets the results and provides a written report. |
244 | $10 | $17 |
| Flu vaccine administration This procedure involves the administration of the influenza virus vaccine. It covers the process of delivering the vaccine to the patient. |
197 | $33 | $45 |
| Flu vaccine, quadrivalent A flu shot containing four strains of the influenza virus to help prevent seasonal influenza infection. |
192 | $73 | $75 |
| Annual wellness visit, follow-up A follow-up annual wellness visit that includes a personalized prevention plan of service. |
164 | $136 | $139 |
| Injection, methylprednisolone acetate, 40 mg | 51 | $6 | $49 |
| Destruction of precancerous skin growths, 2-14 This procedure involves the removal or destruction of two to fourteen precancerous skin lesions. It is performed to eliminate abnormal skin cells that have the potential to develop into cancer. |
48 | $6 | $8 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
47 | $53 | $72 |
| Home health plan of care re-certification A physician reviews the patient's status and contacts the home health agency to re-certify the plan of care without the patient being present. |
47 | $34 | $45 |
| Transitional care management, high complexity Coordination of care for a patient transitioning from a short-term hospital stay or other facility to home or another care setting. This service addresses a high-complexity medical problem. |
30 | $230 | $293 |
| New patient office visit, complex (60-74 min) | 27 | $155 | $234 |
| Expiratory airflow and volume test A test that measures the amount of air you can exhale and the speed at which you can breathe it out. It evaluates lung function by assessing expiratory airflow and volume. |
25 | $23 | $33 |
| Continuous glucose monitoring with interpretation This procedure involves monitoring blood sugar levels in tissue fluid using a sensor placed under the skin, along with the interpretation and reporting of the results. |
25 | $27 | $49 |
| Transitional care management services, moderate complexity Services provided to coordinate care during the transition from an inpatient or other facility setting back to the community. This includes follow-up and management of a health problem of at least moderate complexity. |
24 | $170 | $221 |
| Ear wax removal A procedure to remove impacted ear wax from the ear canal. |
20 | $39 | $51 |
| Home health plan of care certification Certification by a physician or allowed practitioner for Medicare-covered home health services under a home health plan of care. This includes contacting the home health agency and reviewing reports of patient status required by physicians. |
19 | $44 | $57 |
| Destruction of precancerous skin growth, 1 Removal of a single precancerous skin growth. This procedure destroys abnormal skin cells to prevent them from developing into cancer. |
16 | $55 | $76 |
| Destruction of cancer skin growth, 0.6-1.0 cm This procedure involves the removal or destruction of a cancerous skin growth located on the trunk, arms, or legs that measures between 0.6 and 1.0 centimeters. |
13 | $109 | $166 |
| Pneumococcal vaccine, 23-valent A vaccine that protects against 23 types of pneumococcal bacteria. It is used to prevent infections caused by these bacteria. |
13 | $128 | $146 |
| Pneumonia vaccine administration This procedure involves the injection of a vaccine to protect against pneumococcal disease. It is administered by a healthcare provider. |
13 | $33 | $48 |
| Simple drainage of skin abscess A minor procedure to drain a localized collection of pus from the skin. The abscess is opened to allow the fluid to escape and promote healing. |
12 | $101 | $142 |
| Drug injection, under skin or into muscle A procedure involving the administration of a medication or substance via injection into the subcutaneous tissue or muscle. |
12 | $10 | $15 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Warwar is a clinical cardiology specialist, with above-average Medicare volume (top 18% in CA), with low-engagement industry engagement, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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