Gregory Mathews, MD
NPI 1265529374 · Neurology Physician · Charleston, WV
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Mathews, MD is a Neurology Physician provider in Charleston, WV (NPI 1265529374).
Provider details
- NPI number
- 1265529374
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 56963 (MD)
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
1,433 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) |
|---|---|---|
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 440 | $56 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 411 | $100 |
| Electrocardiogram (ecg) 1 to 3 Leads With Review By Physician Only93042 | 220 | $7 |
| Measurement of Brain Wave Activity With Video (veeg), 12-26 Hours With Review and Report By Health Care Professional95720 | 77 | $205 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $140 |
| Measurement of Brain Wave Activity (eeg), Awake and Asleep95819 | 44 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levetiracetam | 468 | 106 |
| Lacosamide | 299 | 32 |
| Lamotrigine | 267 | 39 |
| Zonisamide | 262 | 43 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 254 | 31 |
| Topiramate | 193 | 29 |
| Oxcarbazepine | 173 | 31 |
| Brivaracetambrand: Briviact |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,951 across 81 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
- 2006-10-09
- Last updated
- 2026-05-06
- Certified
- 2026-05-06
Frequently asked questions
- What is Gregory Mathews's NPI number?
- Gregory Mathews's National Provider Identifier (NPI) is 1265529374, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mathews's specialty?
- Gregory Mathews is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Mathews located?
- Gregory Mathews's practice location on file with NPPES is 415 Morris St Ste 300, Charleston, WV 25301-1853.
- What is Gregory Mathews's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mathews is (304) 388-6441.
- Does Gregory Mathews accept Medicare?
- Gregory Mathews is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Mathews's NPI active?
- Yes — Gregory Mathews's NPI (1265529374) is active in the NPPES registry as of the last update on 2026-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.