Alexis Chris Argoudelis, M.D.
NPI 1639270002ActiveIndividual· Internal Medicine, Nephrology· Saint Louis, MO
Internal Medicine, Nephrology (M.D.) in Saint Louis, Missouri, trained at Southern Illinois University School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $226,875 for 1,443 claims, against $133,889 paid for services in 2024. Amgen Inc. was the largest of 16 companies reporting payments in 2025, $798.77 in all, mostly food and beverage.
Overview
| NPI | 1639270002 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 26, 2006 |
| Last updated in NPPES | Aug 6, 2023 |
| Certified by provider | Aug 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 2007016504 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 336 |
|---|---|
| Services billed | 1,319 across 19 procedure codes |
| Paid by Medicare | $133,889 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,443 · 2,984 30-day fills |
|---|---|
| Patients | 267 |
| Total drug cost | $226,875 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Nephrology and Hypertension Specialists LLCSaint Louis, MO · 8 clinicians
Hospital affiliations
- Missouri Baptist Medical CenterSaint Louis, MO
- Missouri Baptist Sullivan HospitalSullivan, MO
- Ssm Health Saint Louis University HospitalSaint Louis, MO
- Ssm Health St Mary's Hospital - St LouisSaint Louis, MO
- Ssm St Clare Health CenterFenton, MO
Other facilities
- Davita Arnold DialysisDialysis facility · Arnold, MO
- Davita Bowles Avenue DialysisDialysis facility · Fenton, MO
- Davita House Springs DialysisDialysis facility · House Springs, MO
Industry payments (Open Payments)
- 2025$798.77 · 38 payments from 16 companies
- 2024$784.44 · 40 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $155.01 | 9 |
| Astrazeneca Pharmaceuticals LP | $154.03 | 7 |
| Travere Therapeutics, Inc. | $75.42 | 4 |
| Calliditas Therapeutics US Inc. | $73.91 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $47.65 | 2 |
What the 2025 payments were for
- Food and Beverage$798.77 · 38 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Saint Louis
- 1023089562
- 1033223961
- 1093789034
- 1134367824
- 1144276072
- 1144774266
- 1154349611
- 1154448207
- 1154577120
- 1164494530
- 1184828600
- 1184985566
All 111 nephrologists in Saint Louis · All nephrologists in Missouri