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

Individual provider Internal Medicine Physician · NPI 1982196499

Dr. Nikolaos Andreatos, MD is a Medical Oncology in Saint Louis, Missouri. Qualified in 2015, 11 years ago. Practices with Washington University, a 2,986-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
11
Licensed in
MO
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.

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Practice location Address checks out

1 Barnes Jewish Hospital Plz Div Im Medical Oncology
Saint Louis, MO 63110-1003
Phone: (800) 647-2098
Fax: (314) 362-3192
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 2024023632 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2024023632 (MO)

Record details

NPI number1982196499
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2018
Last updated in NPPESApril 15, 2025
Certification dateJuly 30, 2024

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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