Sarah Siu MD PLLC
NPI 1144975947 · Medical Specialty Clinic/Center · Brooklyn, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Siu MD PLLC is a Medical Specialty Clinic/Center organization in Brooklyn, NY (NPI 1144975947).
Provider details
- NPI number
- 1144975947
- Entity type
- Organization
- Primary specialty
- Medical Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Sarah Siu, Chief Executive Member(917) 612-5053
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-02-21
- Last updated
- 2022-02-21
- Certified
- 2022-02-21
Frequently asked questions
- What is Sarah Siu MD PLLC's NPI number?
- Sarah Siu MD PLLC's National Provider Identifier (NPI) is 1144975947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sarah Siu MD PLLC?
- Sarah Siu MD PLLC is classified in the NPPES registry as Medical Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Sarah Siu MD PLLC located?
- Sarah Siu MD PLLC's practice location on file with NPPES is 5318 7th Ave, Brooklyn, NY 11220-3121.
- What is Sarah Siu MD PLLC's phone number?
- The practice phone number listed in the NPPES registry for Sarah Siu MD PLLC is (212) 858-9828.
- Does Sarah Siu MD PLLC accept Medicare?
- Sarah Siu MD PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Sarah Siu MD PLLC?
- The authorized official listed on Sarah Siu MD PLLC's NPPES record is Sarah Siu, Chief Executive Member. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sarah Siu MD PLLC's NPI active?
- Yes — Sarah Siu MD PLLC's NPI (1144975947) is active in the NPPES registry as of the last update on 2022-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.