Michelle Siu
NPI 1154815884 · Physician Assistant · Hawthorne, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Siu is a Physician Assistant provider in Hawthorne, CA (NPI 1154815884).
Provider details
- NPI number
- 1154815884
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 55382 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-06-16
- Last updated
- 2021-03-29
- Certified
- 2021-03-29
Frequently asked questions
- What is Michelle Siu's NPI number?
- Michelle Siu's National Provider Identifier (NPI) is 1154815884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Siu's specialty?
- Michelle Siu is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Siu located?
- Michelle Siu's practice location on file with NPPES is 2301 W El Segundo Blvd, Hawthorne, CA 90250-3315.
- What is Michelle Siu's phone number?
- The practice phone number listed in the NPPES registry for Michelle Siu is (323) 757-2118.
- Does Michelle Siu accept Medicare?
- Michelle Siu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Siu's NPI active?
- Yes — Michelle Siu's NPI (1154815884) is active in the NPPES registry as of the last update on 2021-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.