Iryna Lasiichuk, MD
NPI 1861294019 · Internal Medicine Physician · Jacksonville, FL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Iryna Lasiichuk, MD is a Internal Medicine Physician provider in Jacksonville, FL (NPI 1861294019).
Provider details
- NPI number
- 1861294019
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- TRN41993 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-03-26
- Last updated
- 2025-06-30
- Certified
- 2025-06-30
Frequently asked questions
- What is Iryna Lasiichuk's NPI number?
- Iryna Lasiichuk's National Provider Identifier (NPI) is 1861294019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Iryna Lasiichuk's specialty?
- Iryna Lasiichuk is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Iryna Lasiichuk located?
- Iryna Lasiichuk's practice location on file with NPPES is 4500 San Pablo Rd S, Jacksonville, FL 32224-1865.
- What is Iryna Lasiichuk's phone number?
- The practice phone number listed in the NPPES registry for Iryna Lasiichuk is (904) 953-2000.
- Does Iryna Lasiichuk accept Medicare?
- Iryna Lasiichuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Iryna Lasiichuk's NPI active?
- Yes — Iryna Lasiichuk's NPI (1861294019) is active in the NPPES registry as of the last update on 2025-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.