Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Iryna Ilyasova, MD

Individual provider Internal Medicine Physician · NPI 1073005484

Dr. Iryna Ilyasova, MD is an Internal Medicine in Port Jefferson, New York. Qualified in 2008, 18 years ago. Practices with John T Mather Memorial Hospital, a 180-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
18
Licensed in
NY
In the registry since
2018
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

75 N Country Rd
Port Jefferson, NY 11777-2119
Phone: (631) 473-1320
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 311503 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 311503 (NY)

Record details

NPI number1073005484
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2018
Last updated in NPPESNovember 3, 2025
Certification dateNovember 3, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice John T Mather Memorial Hospital — 180 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Port Jefferson