SERGEY LYASS MD SURGICAL
NPI 1639720097
Surgery in Los Angeles, CA

Q: What is Sergey Lyass MD Surgical's NPI number?

The NPI number for Sergey Lyass MD Surgical is 1639720097. It was assigned to this organization in the NPPES registry on September 26, 2019.

Q: What is Sergey Lyass MD Surgical's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Active since September 26, 2019

6404 WILSHIRE BLVD STE 701, LOS ANGELES, CA 90048(604) 623-1786(310) 623-1922 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 4, 2025, Sep 26, 2019 (2 updates tracked since 2019).

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About Sergey Lyass Md Surgical NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SERGEY LYASS MD SURGICAL (NPI 1639720097) is a healthcare organization registered as a surgery in Los Angeles, California and active in the NPI registry since September 2019. The organization lists Sergey Lyass, President, as its authorized official.

NPPES Registry Identity

NPI1639720097

Entity TypeOrganization

Primary Taxonomy208600000X

Legal Business NameSERGEY LYASS MD SURGICAL

Location Address6404 WILSHIRE BLVD STE 701Los Angeles, CA 90048-5509

Mailing Address6404 Wilshire Blvd Ste 701Los Angeles, CA 90048-5509 · (310) 623-1786 · Fax (310) 623-1922

Phone(604) 623-1786

Fax(310) 623-1922

Organization SubpartNo

Authorized OfficialSergey LyassPresident · (310) 623-1786

Enumeration DateSeptember 26, 2019

Last NPPES UpdateDecember 4, 20252 updates tracked since enumeration

NPPES CertifiedDecember 4, 2025

✔ NPI 1639720097 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

6404 WILSHIRE BLVD STE 701, Los Angeles, CA 90048

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ALEXANDER GERSHMAN MD

Specialist