Tim Yuen, MD
NPI 1639104011 · Anesthesiology Physician · Sylmar, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tim Yuen, MD is a Anesthesiology Physician provider in Sylmar, CA (NPI 1639104011).
Provider details
- NPI number
- 1639104011
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A81883 (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
19 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
- 2006-07-12
- Last updated
- 2009-06-15
Frequently asked questions
- What is Tim Yuen's NPI number?
- Tim Yuen's National Provider Identifier (NPI) is 1639104011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tim Yuen's specialty?
- Tim Yuen is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Tim Yuen located?
- Tim Yuen's practice location on file with NPPES is 14445 Olive View Dr, Sylmar, CA 91342-1437.
- What is Tim Yuen's phone number?
- The practice phone number listed in the NPPES registry for Tim Yuen is (310) 709-7886.
- Does Tim Yuen accept Medicare?
- Tim Yuen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tim Yuen's NPI active?
- Yes — Tim Yuen's NPI (1639104011) is active in the NPPES registry as of the last update on 2009-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.