Charles R Warren, D.O.
Charles R Warren, D.O. has been part of the Fleming Island medical community since 2006 in group practice. He has been in practice for 32+ years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and diabetes.
At a glance
- Prescribes opioids less than 23% of reporting doctors in Florida
- Uses generic medications more than 68% of reporting doctors in Florida
- Virtual visits available — no app or travel required
Older · 3031dNPPES updated 2018-01-17 · verify on CMS
Contact & Location
Practice Location
4565 Us Highway 17 Ste 106, Fleming Island, FL 32003-4822
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better2.48%
Florida avg: 3.8 · US avg: 5.1
✓ Higher than most doctors nationally(-2.6 pts)
2.48% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better89.7%
Florida avg: 83.2 · US avg: 82.8
✓ Higher than most doctors nationally(+6.9 pts)
Typical range among reporting doctors in FloridaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
360
Unique beneficiaries
Standard volumePrescription Recipients
471
Patients prescribed
Prescriptions Written
4,307
Total claims
Total Medicare drug cost: $379k
Percentile rankings compared against 5,053 reporting peers in Florida.
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 (+10%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-5%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+11%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+5%) — a focus area for this doctor
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+6%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-8%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$171 received from industry
7 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 Charles R Warren's NPI.
Social Vulnerability Index: 0.60 / 1.00
Moderate vulnerabilityHe practices in a community where the CDC measures social vulnerability across socioeconomic status, household composition, racial/ethnic minority status, and housing/transportation factors. A higher index indicates more residents may face barriers accessing care.
Source: CDC/ATSDR Social Vulnerability Index.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
32 years in practice
Senior practitioner
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Taxonomy: 207Q00000X
Mailing address
6520 Fort Caroline Rd, Jacksonville, FL 32277-2044
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 510046
View hospital on Medicare Care CompareVirtual Family Medicine Care With Charles R Warren
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Charles R Warren for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to Fleming Island 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 Charles R Warren
NPI records show Dr. Warren as active with telehealth listed in Fleming Island, FL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (904) 269-4559.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator · HRSA HPSA · CDC SVI. See Data Methodology.
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Contact Charles R Warren
Practice Location
4565 Us Highway 17 Ste 106, Fleming Island, FL 32003-4822
Mailing Address
6520 Fort Caroline Rd, Jacksonville, FL 32277-2044
This is a provider directory. Contact the office directly to schedule appointments.
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