Katherine Gruenkemeyer, RN CPNP
NPI 1770723132ActiveIndividual· Nurse Practitioner, Pediatrics· Saint Louis, MO
Nurse Practitioner, Pediatrics (RN CPNP) with Ssm Cardinal Glennon Children's Hospital, practicing in Saint Louis, Missouri. Their prescriptions cost Medicare Part D more than their services did: $415,643 for 494 claims, against $7,184 paid for services in 2024. Lists Ssm Health St Mary's Hospital - St Louis as a hospital affiliation.
Overview
| NPI | 1770723132 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN CPNP |
| Sole proprietor | No |
| NPI issued | Feb 25, 2009 |
| Last updated in NPPES | Oct 28, 2020 |
| Certified by provider | Oct 28, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Pediatrics Primary | 363LP0200X | 2005023014 | MO |
| Registered Nurse | 163W00000X | 2005023014 | 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 - Nurse Practitioner (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 101 across 3 procedure codes |
| Paid by Medicare | $7,184 |
Part D prescriptions in 2024
| Prescriptions (claims) | 494 · 573 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $415,643 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Ssm Cardinal Glennon Children's HospitalSaint Louis, MO · 34 clinicians
Hospital affiliation
- Ssm Health St Mary's Hospital - St LouisSaint Louis, MO
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 392 pediatric nurse practitioners in Saint Louis · All pediatric nurse practitioners in Missouri