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

Nastassia De Souza, MD

Individual provider Internal Medicine Physician · NPI 1891178836

Nastassia De Souza, MD is an Endocrinology in Bellport, New York. Qualified in 2013, 13 years ago. Practices with New York University, a 5,884-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York and Pennsylvania.

Years since qualifying
13
Licensed in
NY, PA
In the registry since
2015
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

515 Bellport Ave
Bellport, NY 11713-1711
Phone: (631) 288-7120
Fax: (929) 455-9423
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 323186 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence MT209620 (PA)

Record details

NPI number1891178836
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 8, 2015
Last updated in NPPESSeptember 18, 2023
Certification dateAugust 16, 2023

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice New York University — 5884 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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