Sergey Lyass MD a Professional Corporation
NPI 1780760231 · Surgery Physician · Los Angeles, CA
Sergey Lyass MD a Professional Corporation is a Surgery Physician organization in Los Angeles, CA (NPI 1780760231).
Provider details
- NPI number
- 1780760231
- Entity type
- Organization
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sergey Lyass, President(310) 623-1786
- License
- A80181 (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
- 2006-10-27
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is Sergey Lyass MD a Professional Corporation's NPI number?
- Sergey Lyass MD a Professional Corporation's National Provider Identifier (NPI) is 1780760231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sergey Lyass MD a Professional Corporation?
- Sergey Lyass MD a Professional Corporation is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Sergey Lyass MD a Professional Corporation located?
- Sergey Lyass MD a Professional Corporation's practice location on file with NPPES is 6404 Wilshire Blvd Ste 701, Los Angeles, CA 90048-5509.
- What is Sergey Lyass MD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Sergey Lyass MD a Professional Corporation is (310) 623-1786.
- Who is the authorized official for Sergey Lyass MD a Professional Corporation?
- The authorized official listed on Sergey Lyass MD a Professional Corporation's NPPES record is Sergey Lyass, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sergey Lyass MD a Professional Corporation's NPI active?
- Yes — Sergey Lyass MD a Professional Corporation's NPI (1780760231) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.