Justina Antonio, PA
NPI 1881733103 · Physician Assistant · Stamford, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justina Antonio, PA is a Physician Assistant provider in Stamford, CT (NPI 1881733103).
Provider details
- NPI number
- 1881733103
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 001391 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$148 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-05
- Last updated
- 2010-12-02
Frequently asked questions
- What is Justina Antonio's NPI number?
- Justina Antonio's National Provider Identifier (NPI) is 1881733103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justina Antonio's specialty?
- Justina Antonio is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Justina Antonio located?
- Justina Antonio's practice location on file with NPPES is 80 Mill River St, Stamford, CT 06902-3733.
- What is Justina Antonio's phone number?
- The practice phone number listed in the NPPES registry for Justina Antonio is (203) 348-7410.
- Does Justina Antonio accept Medicare?
- Justina Antonio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justina Antonio's NPI active?
- Yes — Justina Antonio's NPI (1881733103) is active in the NPPES registry as of the last update on 2010-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.