A1 Sleep LLC
NPI 1720625403 · Clinical Medical Laboratory · Irvine, CA
A1 Sleep LLC is a Clinical Medical Laboratory organization in Irvine, CA (NPI 1720625403).
Provider details
- NPI number
- 1720625403
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Marjorie Yong, Founder(310) 989-1892
Specialties & taxonomies
Laboratories
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2019-12-02
- Last updated
- 2019-12-02
Frequently asked questions
- What is A1 Sleep LLC's NPI number?
- A1 Sleep LLC's National Provider Identifier (NPI) is 1720625403, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is A1 Sleep LLC?
- A1 Sleep LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is A1 Sleep LLC located?
- A1 Sleep LLC's practice location on file with NPPES is 3501 Eboe St, Irvine, CA 92606-2162.
- What is A1 Sleep LLC's phone number?
- The practice phone number listed in the NPPES registry for A1 Sleep LLC is (818) 212-9791.
- Who is the authorized official for A1 Sleep LLC?
- The authorized official listed on A1 Sleep LLC's NPPES record is Marjorie Yong, Founder. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is A1 Sleep LLC's NPI active?
- Yes — A1 Sleep LLC's NPI (1720625403) is active in the NPPES registry as of the last update on 2019-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.