William K Flannery, MD
William K Flannery is an Internal Medicine specialist based in Huntersville, NC with over 33 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
William K Flannery, MD has been part of the Huntersville medical community since 2006 in group practice. He graduated from New York Medical College in 1993 and has 33+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
At a glance
- Prescribes opioids less than 37% of reporting doctors in North Carolina
- Uses generic medications more than 44% of reporting doctors in North Carolina
- Virtual visits available — no app or travel required
Older · 1913dNPPES updated 2021-02-25 · verify NPI on CMS · Verify license at North Carolina Medical Board
Contact & Location
Practice Location
16525 Holly Crest Ln Ste 150, Huntersville, NC 28078-4911
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 = better1.9%
North Carolina avg: 4.9 · US avg: 5.1
✓ Higher than most doctors nationally(-3.2 pts)
1.9% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better86.8%
North Carolina avg: 83.1 · US avg: 82.8
✓ Higher than most doctors nationally(+4 pts)
Typical range among reporting doctors in North CarolinaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
298
Unique beneficiaries
Standard volumePrescription Recipients
491
Patients prescribed
Prescriptions Written
8,357
Total claims
Total Medicare drug cost: $930k
Percentile rankings compared against 1,349 reporting peers in North Carolina.
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
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+2%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-7%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-2%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-7%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-10%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$30 received from industry
1 transaction 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 William K Flannery's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1993
New York Medical College
Board certified · Feb 24, 2021
Self-reported via NPPES
33 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
Education & Training
New York Medical College (Class of 1993)
Mailing address
Po Box 60447, Charlotte, NC 28260-0447
Differs from practice location
Virtual Internal Medicine Care With William K Flannery
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with William K Flannery for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Huntersville 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 K Flannery
NPI records show Dr. Flannery as active with telehealth listed in Huntersville, NC. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (704) 384-8720.
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 William K Flannery
Practice Location
16525 Holly Crest Ln Ste 150, Huntersville, NC 28078-4911
Mailing Address
Po Box 60447, Charlotte, NC 28260-0447
This is a provider directory. Contact the office directly to schedule appointments.
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