Alexi Hernandez, MD
NPI 1891835443 · Neurology Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexi Hernandez, MD is a Neurology Physician provider in Louisville, KY (NPI 1891835443).
Provider details
- NPI number
- 1891835443
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 43288 (KY)
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
156 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 51 | $113 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 41 | $120 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 20 | $74 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 16 | $110 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 15 | $162 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lacosamide | 211 | 30 |
| Levetiracetam | 203 | 42 |
| Lamotrigine | 105 | 17 |
| Clobazam | 68 | 11 |
| Oxcarbazepine | 52 | 12 |
| Clonazepam | 47 | 13 |
| Topiramate | 44 | 12 |
| Gabapentin | 43 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2010-04-01
Frequently asked questions
- What is Alexi Hernandez's NPI number?
- Alexi Hernandez's National Provider Identifier (NPI) is 1891835443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexi Hernandez's specialty?
- Alexi Hernandez is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexi Hernandez located?
- Alexi Hernandez's practice location on file with NPPES is 401 E Chestnut St, Louisville, KY 40202-5700.
- What is Alexi Hernandez's phone number?
- The practice phone number listed in the NPPES registry for Alexi Hernandez is (502) 589-0802.
- Does Alexi Hernandez accept Medicare?
- Alexi Hernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexi Hernandez's NPI active?
- Yes — Alexi Hernandez's NPI (1891835443) is active in the NPPES registry as of the last update on 2010-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.