Leo Anthony Niemeier, MD
NPI 1033328919ActiveIndividual· Pathology, Anatomic Pathology· Columbus, OH
Pathology, Anatomic Pathology (MD) with Greater Cincinnati Pathologists Inc, practicing in Columbus, Ohio. Medicare paid $73,551 for services to 922 patients in 2024. E.R. Squibb & Sons, L.L.C. reported $830.00 in payments in 2025, mostly consulting fees. Lists Bethesda North and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1033328919 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 21, 2007 |
| Last updated in NPPES | Dec 9, 2022 |
| Certified by provider | Dec 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology Primary | 207ZP0101X | 35095314 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pathology (IN); Practitioner - Pathology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 922 |
|---|---|
| Services billed | 2,651 across 29 procedure codes |
| Paid by Medicare | $73,551 |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Pathology |
Medical group
- Greater Cincinnati Pathologists IncTerre Haute, IN · 20 clinicians
Hospital affiliations
- Bethesda NorthCincinnati, OH
- Christ HospitalCincinnati, OH
- Margaret Mary Community Hospital IncBatesville, IN
- The Jewish Hospital-Mercy HealthCincinnati, OH
- Union Hospital IncTerre Haute, IN
Industry payments (Open Payments)
- 2025$830.00 · 1 payment from 1 company
- 2024$792.00 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $830.00 | 1 |
What the 2025 payments were for
- Consulting Fee$830.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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