William Gilmer, M.D.
NPI 1558353417 · Neurology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Gilmer, M.D. is a Neurology Physician provider in Houston, TX (NPI 1558353417).
Provider details
- NPI number
- 1558353417
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G 5092 (TX)
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
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
1,028 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 | 297 | $130 |
| 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 | 233 | $17 |
| Injection of Trigger Points, 3 Or More Muscles20553 | 136 | $51 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 123 | $183 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 75 | $226 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 63 | 16 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 56 | 13 |
| Gabapentin | 53 | 14 |
| Donepezil Hcl | 40 | 17 |
| Levetiracetambrand: Levetiracetam Er | 31 | — |
| Propranolol Hclbrand: Propranolol Hcl Er | 26 | — |
| Sertraline Hcl | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,290 across 94 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
- 2005-08-17
- Last updated
- 2012-02-24
Frequently asked questions
- What is William Gilmer's NPI number?
- William Gilmer's National Provider Identifier (NPI) is 1558353417, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gilmer's specialty?
- William Gilmer is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is William Gilmer located?
- William Gilmer's practice location on file with NPPES is 1200 Binz St, Houston, TX 77004-6900.
- What is William Gilmer's phone number?
- The practice phone number listed in the NPPES registry for William Gilmer is (713) 520-5155.
- Does William Gilmer accept Medicare?
- William Gilmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Gilmer's NPI active?
- Yes — William Gilmer's NPI (1558353417) is active in the NPPES registry as of the last update on 2012-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.