Ellen Phamduong, M.D.
NPI 1033571195 · Anesthesiology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Phamduong, M.D. is a Anesthesiology Physician provider in Los Angeles, CA (NPI 1033571195).
Provider details
- NPI number
- 1033571195
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A138991 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-27
- Last updated
- 2021-12-03
Frequently asked questions
- What is Ellen Phamduong's NPI number?
- Ellen Phamduong's National Provider Identifier (NPI) is 1033571195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Phamduong's specialty?
- Ellen Phamduong is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Phamduong located?
- Ellen Phamduong's practice location on file with NPPES is 2051 Marengo St # C4e100, Los Angeles, CA 90033-1352.
- What is Ellen Phamduong's phone number?
- The practice phone number listed in the NPPES registry for Ellen Phamduong is (323) 409-7748.
- Does Ellen Phamduong accept Medicare?
- Ellen Phamduong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Phamduong's NPI active?
- Yes — Ellen Phamduong's NPI (1033571195) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.