Nathaniel Cantey Reisinger, MD
NPI 1881960938ActiveIndividual· Internal Medicine, Nephrology· Creve Coeur, MO
Internal Medicine, Nephrology (MD) in Creve Coeur, Missouri, trained at University of Texas Southwestern Medical School at Dallas (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $147,789 for 677 claims, against $68,774 paid for services in 2024. Travere Therapeutics, Inc. was the largest of 7 companies reporting payments in 2025, $1,611 in all, mostly travel and lodging.
Overview
| NPI | 1881960938 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 22, 2012 |
| Last updated in NPPES | Aug 6, 2025 |
| Certified by provider | Aug 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 2024037985 | 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); Practitioner - Nephrology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 193 |
|---|---|
| Services billed | 655 across 17 procedure codes |
| Paid by Medicare | $68,774 |
Part D prescriptions in 2024
| Prescriptions (claims) | 677 · 1,254 30-day fills |
|---|---|
| Patients | 84 |
| Total drug cost | $147,789 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Nephrology |
Medical group
- St Louis Kidney LLCCreve Coeur, MO · 9 clinicians
Hospital affiliations
- Barnes Jewish HospitalSaint Louis, MO
- Barnes-Jewish West County HospitalCreve Coeur, MO
- Mercy Hospital St LouisSaint Louis, MO
- Missouri Baptist Medical CenterSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Other facilities
- Davita St.Louis West DialysisDialysis facility · Saint Louis, MO
- Davita Town and Country West DialysisDialysis facility · Saint Louis, MO
Industry payments (Open Payments)
- 2025$1,611 · 22 payments from 7 companies
- 2024$100.92 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $1,120 | 9 |
| Radiometer America, Inc | $225.00 | 1 |
| Astrazeneca Pharmaceuticals LP | $124.66 | 5 |
| Amgen Inc. | $76.61 | 3 |
| Otsuka America Pharmaceutical, Inc. | $34.10 | 2 |
What the 2025 payments were for
- Travel and Lodging$781.33 · 2 payments
- Food and Beverage$604.40 · 19 payments
- Consulting Fee$225.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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