Sean Hwang, M.D.
NPI 1649208372 · Neurology Physician · Great Neck, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Hwang, M.D. is a Neurology Physician provider in Great Neck, NY (NPI 1649208372).
Provider details
- NPI number
- 1649208372
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 239760 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
994 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 With Video (veeg), 12-26 Hours With Review and Report By Health Care Professional95720 | 283 | $233 |
| 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 | 204 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 137 | $143 |
| Measurement of Brain Wave Activity With Video (veeg), 2-12 Hours With Review and Report By Health Care Professional95718 | 103 | $152 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 92 | $102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levetiracetam | 323 | 87 |
| Lacosamide | 277 | 63 |
| Lamotrigine | 230 | 44 |
| Cenobamatebrand: Xcopri | 183 | 18 |
| Zonisamide | 170 | 41 |
| Brivaracetambrand: Briviact | 142 | 20 |
| Clobazam | 125 | 25 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 122 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-29
- Last updated
- 2016-01-29
Frequently asked questions
- What is Sean Hwang's NPI number?
- Sean Hwang's National Provider Identifier (NPI) is 1649208372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Hwang's specialty?
- Sean Hwang is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Hwang located?
- Sean Hwang's practice location on file with NPPES is 611 Northern Blvd, Great Neck, NY 11021-5207.
- What is Sean Hwang's phone number?
- The practice phone number listed in the NPPES registry for Sean Hwang is (516) 325-7000.
- Does Sean Hwang accept Medicare?
- Sean Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Hwang's NPI active?
- Yes — Sean Hwang's NPI (1649208372) is active in the NPPES registry as of the last update on 2016-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.