Sophia Antonopoulos
NPI 1629957816 · Physician Assistant · Washington, DC
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophia Antonopoulos is a Physician Assistant provider in Washington, DC (NPI 1629957816).
Provider details
- NPI number
- 1629957816
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
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
Under 1 yr in 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
- 2025-09-01
- Last updated
- 2025-09-29
- Certified
- 2025-09-29
Frequently asked questions
- What is Sophia Antonopoulos's NPI number?
- Sophia Antonopoulos's National Provider Identifier (NPI) is 1629957816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Antonopoulos's specialty?
- Sophia Antonopoulos is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sophia Antonopoulos located?
- Sophia Antonopoulos's practice location on file with NPPES is 1015 18th St Nw Ste 300, Washington, DC 20036-5217.
- What is Sophia Antonopoulos's phone number?
- The practice phone number listed in the NPPES registry for Sophia Antonopoulos is (202) 835-2222.
- Does Sophia Antonopoulos accept Medicare?
- Sophia Antonopoulos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophia Antonopoulos's NPI active?
- Yes — Sophia Antonopoulos's NPI (1629957816) is active in the NPPES registry as of the last update on 2025-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.