Adam Horvit, M.D.
NPI 1578590105 · Neurology Physician · Round Rock, TX
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adam Horvit, M.D. is a Neurology Physician provider in Round Rock, TX (NPI 1578590105).
Provider details
- NPI number
- 1578590105
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- J4217 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,025 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 | 488 | $122 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 205 | $88 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 73 | $87 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 69 | $158 |
| Nerve Conduction, 7-8 Studies95910 | 50 | $160 |
| Nerve Conduction, 9-10 Studies |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 466 | 136 |
| Donepezil Hcl | 194 | 51 |
| Duloxetine Hcl | 192 | 41 |
| Pregabalin | 178 | 37 |
| Memantine Hcl | 121 | 27 |
| Prednisone | 106 | 22 |
| Pyridostigmine Bromide | 87 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$31,758 across 56 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
- 2006-06-27
- Last updated
- 2025-06-02
- Certified
- 2025-06-02
Frequently asked questions
- What is Adam Horvit's NPI number?
- Adam Horvit's National Provider Identifier (NPI) is 1578590105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adam Horvit's specialty?
- Adam Horvit is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Adam Horvit located?
- Adam Horvit's practice location on file with NPPES is 16040 Park Valley Dr, Round Rock, TX 78681-3573.
- What is Adam Horvit's phone number?
- The practice phone number listed in the NPPES registry for Adam Horvit is (512) 218-1222.
- Does Adam Horvit accept Medicare?
- Adam Horvit is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adam Horvit's NPI active?
- Yes — Adam Horvit's NPI (1578590105) is active in the NPPES registry as of the last update on 2025-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.