Richard D. Hammer, MD
NPI 1750342218ActiveIndividual· Pathology, Hematology· Columbia, MO
Pathology, Hematology (MD) in Columbia, Missouri, trained at Medical University of South Carolina College of Medicine (class of 1988). Medicare paid $31,493 for services to 183 patients in 2024. Ventana Medical Systems, Inc. was the largest of 2 companies reporting payments in 2025, $114.43 in all, mostly food and beverage.
Overview
| NPI | 1750342218 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 31, 2006 |
| Last updated in NPPES | Jun 6, 2024 |
| Certified by provider | Jun 6, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Hematology Primary | 207ZH0000X | 2013013226 | MO |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 2013013226 | MO |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | K0806 | TX |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 1,269 across 27 procedure codes |
| Paid by Medicare | $31,493 |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Pathology |
Medical group
- The Curators of the University of MissouriColumbia, MO · 1,131 clinicians
Hospital affiliation
- University of Missouri Health CareColumbia, MO
Industry payments (Open Payments)
- 2025$114.43 · 2 payments from 2 companies
- 2024$1,173 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ventana Medical Systems, Inc. | $76.50 | 1 |
| Roche Diagnostics Corporation | $37.93 | 1 |
What the 2025 payments were for
- Food and Beverage$114.43 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pathology, Hematology providers in Columbia
- 1245338995