Eric Chau
NPI 1568944668 · Physician Assistant · San Jose, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Chau is a Physician Assistant provider in San Jose, CA (NPI 1568944668).
Provider details
- NPI number
- 1568944668
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Behavior Technician106S00000X
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alendronate Sodium | 54 | 43 |
| Methotrexate Sodiumbrand: Methotrexate | 53 | 29 |
| Hydroxychloroquine Sulfate | 45 | 32 |
| Prednisone | 32 | 26 |
| Leflunomide | 31 | 21 |
| Allopurinol | 29 | 11 |
| Diclofenac Sodium | 25 | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,085 across 45 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
- 2018-09-05
- Last updated
- 2025-01-08
- Certified
- 2025-01-08
Frequently asked questions
- What is Eric Chau's NPI number?
- Eric Chau's National Provider Identifier (NPI) is 1568944668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Chau's specialty?
- Eric Chau is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Eric Chau located?
- Eric Chau's practice location on file with NPPES is 200 Jose Figueres Ave Ste 480, San Jose, CA 95116-1595.
- What is Eric Chau's phone number?
- The practice phone number listed in the NPPES registry for Eric Chau is (408) 684-4104.
- Does Eric Chau accept Medicare?
- Eric Chau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Chau's NPI active?
- Yes — Eric Chau's NPI (1568944668) is active in the NPPES registry as of the last update on 2025-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.