Ellen Wong, MD
NPI 1417339607 · Neurology Physician · Downey, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Wong, MD is a Neurology Physician provider in Downey, CA (NPI 1417339607).
Provider details
- NPI number
- 1417339607
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A146928 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 42 | 11 |
| Donepezil Hcl | 34 | 12 |
| Trazodone Hcl | 33 | 11 |
| Quetiapine Fumarate | 26 | — |
| Mirtazapine | 23 | — |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 18 | — |
| Memantine Hcl | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (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
Additional practice locations (2)
- 1520 San Pablo St Ste 3000Los Angeles, CA 90033-5315Phone: (323) 442-5710
- 2080 Century Park E Ste 300Los Angeles, CA 90067-2006Phone: (424) 522-7100
Registry dates
- Enumerated
- 2015-06-24
- Last updated
- 2022-05-06
- Certified
- 2022-05-06
Frequently asked questions
- What is Ellen Wong's NPI number?
- Ellen Wong's National Provider Identifier (NPI) is 1417339607, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Wong's specialty?
- Ellen Wong is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Wong located?
- Ellen Wong's practice location on file with NPPES is 7601 Imperial Hwy, Downey, CA 90242-3456.
- What is Ellen Wong's phone number?
- The practice phone number listed in the NPPES registry for Ellen Wong is (562) 385-7111.
- Does Ellen Wong accept Medicare?
- Ellen Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Wong's NPI active?
- Yes — Ellen Wong's NPI (1417339607) is active in the NPPES registry as of the last update on 2022-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.