William Flannery, MD
NPI 1700827086 · Internal Medicine Physician · Huntersville, NC
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Flannery, MD is a Internal Medicine Physician provider in Huntersville, NC (NPI 1700827086).
Provider details
- NPI number
- 1700827086
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9700549 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,664 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 696 | $120 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 304 | $15 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 212 | $121 |
| Assessment of Emotional Or Behavioral Problems96127 | 88 | $4 |
| Administration of Influenza Virus VaccineG0008 | 65 | $30 |
| X-Ray of Chest, 2 Views71046 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 142 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 539 | 165 |
| Levothyroxine Sodium | 346 | 87 |
| Atorvastatin Calcium | 322 | 93 |
| Amlodipine Besylate | 296 | 85 |
| Metformin Hclbrand: Metformin Hcl Er | 232 | 71 |
| Gabapentin | 212 | 56 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$30 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 17220 Northcross DrSuite 110Huntersville, NC 28078-5085Phone: (704) 384-8720Fax: (704) 384-8747
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2021-02-25
- Certified
- 2021-02-25
Frequently asked questions
- What is William Flannery's NPI number?
- William Flannery's National Provider Identifier (NPI) is 1700827086, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Flannery's specialty?
- William Flannery is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Flannery located?
- William Flannery's practice location on file with NPPES is 16525 Holly Crest Ln Ste 150, Huntersville, NC 28078-4911.
- What is William Flannery's phone number?
- The practice phone number listed in the NPPES registry for William Flannery is (704) 384-8720.
- Does William Flannery accept Medicare?
- William Flannery is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Flannery's NPI active?
- Yes — William Flannery's NPI (1700827086) is active in the NPPES registry as of the last update on 2021-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.