William Ferrell, M.D.
NPI 1740212562 · Neurology Physician · Raleigh, NC
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Ferrell, M.D. is a Neurology Physician provider in Raleigh, NC (NPI 1740212562).
Provider details
- NPI number
- 1740212562
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 30906 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
786 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 | 177 | $119 |
| 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 | 148 | $15 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 92 | $57 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 78 | $151 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 77 | $14 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Each Additional Hour |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 208 | 82 |
| Memantine Hcl | 140 | 38 |
| Gabapentin | 100 | 33 |
| Rizatriptan Benzoatebrand: Rizatriptan | 74 | 16 |
| Erenumab-Aooebrand: Aimovig Autoinjector | 69 | — |
| Trazodone Hcl | 65 | 25 |
| Tizanidine Hcl | 58 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,189 across 197 records (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
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2021-04-01
- Certified
- 2021-04-01
Frequently asked questions
- What is William Ferrell's NPI number?
- William Ferrell's National Provider Identifier (NPI) is 1740212562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ferrell's specialty?
- William Ferrell is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is William Ferrell located?
- William Ferrell's practice location on file with NPPES is 1540 Sunday Dr, Raleigh, NC 27607-6000.
- What is William Ferrell's phone number?
- The practice phone number listed in the NPPES registry for William Ferrell is (919) 782-3456.
- Does William Ferrell accept Medicare?
- William Ferrell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Ferrell's NPI active?
- Yes — William Ferrell's NPI (1740212562) is active in the NPPES registry as of the last update on 2021-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.