Louis Weimer, M.D.
NPI 1356357404 · Neurology Physician · New York, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louis Weimer, M.D. is a Neurology Physician provider in New York, NY (NPI 1356357404).
Provider details
- NPI number
- 1356357404
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 183480-1 (NY)
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
841 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) |
|---|---|---|
| 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 | 264 | $19 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 216 | $209 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 75 | $115 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Limited Study95885 | 72 | $72 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 35 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pyridostigmine Bromide | 136 | 38 |
| Gabapentin | 62 | 18 |
| Immun Glob G(igg)/Gly/Iga Ov50brand: Gammagard Liquid | 39 | — |
| Immune Globul G/Gly/Iga Avg 46brand: Gamunex-C | 30 | — |
| Duloxetine Hcl | 28 | — |
| Midodrine Hcl | 27 | 11 |
| Prednisone | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,677 across 20 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
- 2006-07-31
- Last updated
- 2010-02-16
Frequently asked questions
- What is Louis Weimer's NPI number?
- Louis Weimer's National Provider Identifier (NPI) is 1356357404, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Weimer's specialty?
- Louis Weimer is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Louis Weimer located?
- Louis Weimer's practice location on file with NPPES is 710 W 168th St, New York, NY 10032-3726.
- What is Louis Weimer's phone number?
- The practice phone number listed in the NPPES registry for Louis Weimer is (212) 305-1330.
- Does Louis Weimer accept Medicare?
- Louis Weimer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louis Weimer's NPI active?
- Yes — Louis Weimer's NPI (1356357404) is active in the NPPES registry as of the last update on 2010-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.