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

Nataliya Titarenko, MD

Individual provider Hospitalist Physician · NPI 1922242312

Nataliya Titarenko, MD is an Internal Medicine in Port Jefferson, New York. Qualified in 1998, 28 years ago. Practices with John T Mather Memorial Hospital, a 180-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
28
Licensed in
NY
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

75 N Country Rd
Port Jefferson, NY 11777-2119
Phone: (631) 473-1320
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 265706 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 265706 (NY)

Record details

NPI number1922242312
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 29, 2009
Last updated in NPPESNovember 6, 2025
Certification dateNovember 6, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice John T Mather Memorial Hospital — 180 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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