David Tieu, M.D.
NPI 1861658718 · Pediatric Otolaryngology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Tieu, M.D. is a Pediatric Otolaryngology Physician provider in Los Angeles, CA (NPI 1861658718).
Provider details
- NPI number
- 1861658718
- Entity type
- Individual
- Primary specialty
- Pediatric Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 60208875 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
17 yrs in NPPES registry
- Profile completeness33% of score
100% 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.
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
Registry dates
- Enumerated
- 2008-07-30
- Last updated
- 2021-11-30
Frequently asked questions
- What is David Tieu's NPI number?
- David Tieu's National Provider Identifier (NPI) is 1861658718, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Tieu's specialty?
- David Tieu is listed in the NPPES registry with a primary specialty of Pediatric Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is David Tieu located?
- David Tieu's practice location on file with NPPES is 4900 W Sunset Blvd, Los Angeles, CA 90027-5814.
- What is David Tieu's phone number?
- The practice phone number listed in the NPPES registry for David Tieu is (800) 954-8000.
- Does David Tieu accept Medicare?
- David Tieu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Tieu's NPI active?
- Yes — David Tieu's NPI (1861658718) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.