Eileen Chu, MD
NPI 1306166798 · Emergency Medicine Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eileen Chu, MD is a Emergency Medicine Physician provider in Sacramento, CA (NPI 1306166798).
Provider details
- NPI number
- 1306166798
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0116022340 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
427 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 319 | $176 |
| Critical Care, First 30-74 Minutes99291 | 58 | $217 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 50 | $122 |
Typical Medicare-allowed amounts for these services range $122–$217 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 59 | 58 |
| Ondansetronbrand: Ondansetron Odt | 52 | 52 |
| Tramadol Hcl | 41 | 41 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 38 | 36 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 19 | 19 |
| Cephalexin | 19 | 19 |
| Famotidine | 18 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-08
- Last updated
- 2013-06-28
Frequently asked questions
- What is Eileen Chu's NPI number?
- Eileen Chu's National Provider Identifier (NPI) is 1306166798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eileen Chu's specialty?
- Eileen Chu is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eileen Chu located?
- Eileen Chu's practice location on file with NPPES is 2801 L St, Sacramento, CA 95816-5615.
- What is Eileen Chu's phone number?
- The practice phone number listed in the NPPES registry for Eileen Chu is (714) 606-3828.
- Does Eileen Chu accept Medicare?
- Eileen Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eileen Chu's NPI active?
- Yes — Eileen Chu's NPI (1306166798) is active in the NPPES registry as of the last update on 2013-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.