Sydney Antonawich, PA-C
NPI 1356056410 · Medical Physician Assistant · Flushing, NY
Sydney Antonawich, PA-C is a Medical Physician Assistant provider in Flushing, NY (NPI 1356056410).
Provider details
- NPI number
- 1356056410
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
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
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2023-01-23
- Last updated
- 2023-01-23
- Certified
- 2023-01-23
Frequently asked questions
- What is Sydney Antonawich's NPI number?
- Sydney Antonawich's National Provider Identifier (NPI) is 1356056410, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Antonawich's specialty?
- Sydney Antonawich is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sydney Antonawich located?
- Sydney Antonawich's practice location on file with NPPES is 5645 Main St, Flushing, NY 11355-5045.
- What is Sydney Antonawich's phone number?
- The practice phone number listed in the NPPES registry for Sydney Antonawich is (718) 670-2000.
- Is Sydney Antonawich's NPI active?
- Yes — Sydney Antonawich's NPI (1356056410) is active in the NPPES registry as of the last update on 2023-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.