Ellen Kotwas-Song, M.D.
NPI 1285892398 · Neurology Physician · West Nyack, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Kotwas-Song, M.D. is a Neurology Physician provider in West Nyack, NY (NPI 1285892398).
Provider details
- NPI number
- 1285892398
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 245914 (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
18 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
1,362 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 | 294 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 233 | $146 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 147 | $103 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Limited Study95885 | 128 | $71 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 103 | $191 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 161 | 52 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 103 | 27 |
| Gabapentin | 80 | 27 |
| Levetiracetam | 71 | 18 |
| Memantine Hclbrand: Memantine Hcl Er | 59 | 14 |
| Pregabalin | 54 | 15 |
| Trazodone Hcl | 33 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,430 across 128 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
- 2008-05-26
- Last updated
- 2013-01-24
Frequently asked questions
- What is Ellen Kotwas-Song's NPI number?
- Ellen Kotwas-Song's National Provider Identifier (NPI) is 1285892398, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Kotwas-Song's specialty?
- Ellen Kotwas-Song is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Kotwas-Song located?
- Ellen Kotwas-Song's practice location on file with NPPES is 2 Crosfield Ave, West Nyack, NY 10994-2226.
- What is Ellen Kotwas-Song's phone number?
- The practice phone number listed in the NPPES registry for Ellen Kotwas-Song is (845) 353-4344.
- Does Ellen Kotwas-Song accept Medicare?
- Ellen Kotwas-Song is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Kotwas-Song's NPI active?
- Yes — Ellen Kotwas-Song's NPI (1285892398) is active in the NPPES registry as of the last update on 2013-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.