William Klaus Mai, MD
Cardiovascular Disease Internal Medicine
William Klaus Mai is a Cardiovascular Disease Internal Medicine specialist based in Jacksonville, FL with over 5 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
William Klaus Mai, MD specializes in internal medicine, serving patients in Jacksonville, FL in group practice. He completed training at George Washington University School of Medicine in 2021 and is early in his career. Cardiologists specialize in diagnosing and treating heart and blood vessel conditions including coronary artery disease, and more.
At a glance
- Uses generic medications more than 77% of reporting doctors in Florida
- Virtual visits available — no app or travel required
Older · 707dNPPES updated 2024-06-19 · verify NPI on CMS · Verify license at Florida Board of Medicine
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better6.91%
Florida avg: 3.8 · US avg: 5.1
⚠ Lower than most doctors nationally(+1.8 pts)
6.91% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better91.2%
Florida avg: 83.2 · US avg: 82.8
✓ Higher than most doctors nationally(+8.4 pts)
Better than 77% of reporting doctors in FloridaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Prescription Recipients
65
Patients prescribed
Prescriptions Written
217
Total claims
Total Medicare drug cost: $21k
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.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2021
George Washington University School of Medicine and Health Sciences
Board certified · Jun 18, 2024
Self-reported via NPPES
5 years in practice
Established
Cardiologists specialize in diagnosing and treating heart and blood vessel conditions including coronary artery disease, heart failure, arrhythmias, valve disorders, and hypertension. They perform diagnostic procedures such as echocardiograms, stress tests, and cardiac catheterization.
Taxonomy: 207RC0000X
Education & Training
George Washington University School of Medicine (Class of 2021)
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 511315
View hospital on Medicare Care CompareVirtual Cardiovascular Disease Care With William Klaus Mai
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with William Klaus Mai for follow-ups, medication reviews, and ongoing care — no travel to Jacksonville 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 William Klaus Mai
NPI records show Dr. Mai as active with telehealth listed in Jacksonville, FL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (904) 953-2000.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.
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Contact William Klaus Mai
Practice Location
4500 San Pablo Rd S, Jacksonville, FL 32224-1865
Mailing Address
4500 San Pablo Rd S, Jacksonville, FL 32224-1865
This is a provider directory. Contact the office directly to schedule appointments.
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