Mary Howard Caldwell, APRN.CNP
NPI 1811333974ActiveIndividual· Nurse Practitioner· Columbus, OH
Nurse Practitioner (APRN.CNP) in Columbus, Ohio, licensed in OH, with an NPI issued in May 2013. Their prescriptions cost Medicare Part D more than their services did: $343,403 for 377 claims, against $3,450 paid for services in 2024.
Overview
| NPI | 1811333974 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN.CNP |
| Sole proprietor | No |
| NPI issued | May 16, 2013 |
| Last updated in NPPES | Dec 9, 2020 |
| Certified by provider | Dec 9, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | APRNCNP14641 | OH |
| Nurse Practitioner, Adult Health | 363LA2200X | APRN.CNP.14641 | OH |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 74 |
|---|---|
| Services billed | 116 across 13 procedure codes |
| Paid by Medicare | $3,450 |
Part D prescriptions in 2024
| Prescriptions (claims) | 377 · 496 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $343,403 |
| Generic share | 89% of claims |
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 683 nurse practitioners in Columbus · All nurse practitioners in Ohio