Nikolaos Andreatos, MD
NPI 1982196499ActiveIndividual· Internal Medicine, Medical Oncology· Saint Louis, MO
Internal Medicine, Medical Oncology (MD) with Washington University, practicing in Saint Louis, Missouri. Their prescriptions cost Medicare Part D more than their services did: $355,384 for 123 claims, against $7,893 paid for services in 2024. Takeda Pharmaceuticals U.S.A., Inc. reported $18.55 in payments in 2025, mostly food and beverage. Lists Barnes Jewish Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1982196499 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 31, 2018 |
| Last updated in NPPES | Apr 15, 2025 |
| Certified by provider | Jul 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 2024023632 | MO |
| Internal Medicine | 207R00000X | 2024023632 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (MN); Practitioner - Medical Oncology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 81 across 12 procedure codes |
| Paid by Medicare | $7,893 |
Part D prescriptions in 2024
| Prescriptions (claims) | 123 · 158 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $355,384 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Washington UniversitySaint Louis, MO · 3,029 clinicians
Hospital affiliations
- Barnes Jewish HospitalSaint Louis, MO
- Barnes-Jewish West County HospitalCreve Coeur, MO
Industry payments (Open Payments)
- 2025$18.55 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $18.55 | 1 |
What the 2025 payments were for
- Food and Beverage$18.55 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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