David Liao
NPI 1841827581 · Otolaryngology Physician · Rockville, MD
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Liao is a Otolaryngology Physician provider in Rockville, MD (NPI 1841827581).
Provider details
- NPI number
- 1841827581
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- D0102091 (MD)
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
6 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
- 2020-03-24
- Last updated
- 2025-08-01
- Certified
- 2025-08-01
Frequently asked questions
- What is David Liao's NPI number?
- David Liao's National Provider Identifier (NPI) is 1841827581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Liao's specialty?
- David Liao is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is David Liao located?
- David Liao's practice location on file with NPPES is 15204 Omega Dr Ste 310, Rockville, MD 20850-4816.
- What is David Liao's phone number?
- The practice phone number listed in the NPPES registry for David Liao is (240) 361-9000.
- Does David Liao accept Medicare?
- David Liao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Liao's NPI active?
- Yes — David Liao's NPI (1841827581) is active in the NPPES registry as of the last update on 2025-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.