William Grant Davis, M.D.
Pathology, Anatomic Pathology & Clinical Pathology (M.D.) in Tyler, Texas, trained at Oklahoma State University College of Osteopathic Medicine (class of 1999). Medicare paid $91,275 for services to 893 patients in 2024. Abbvie Inc. was the largest of 2 companies reporting payments in 2024, $47.66 in all, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1578504007 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2006 |
| Last updated in NPPES | Oct 31, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | N8181 | TX |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Texas, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | William George Davis · Nurse/Nurses Aide | 1128a2 | Jul 20, 2022 | Livingston, TX |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | Possible (name) | See above |
| 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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 893 |
|---|---|
| Services billed | 3,049 across 26 procedure codes |
| Paid by Medicare | $91,275 |
Education and affiliations
| Medical school | Oklahoma State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Pathology |
Medical group
- Pathology Group PCOklahoma City, OK · 9 clinicians
Hospital affiliations
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
- Oklahoma Heart Hospital, LLCOklahoma City, OK
- Ssm Health St Anthony Hospital - MidwestMidwest City, OK
- Ssm Health St Anthony Hospital - Oklahoma CityOklahoma City, OK
- Ssm Health St Anthony Hospital - ShawneeShawnee, OK
Industry payments (Open Payments)
- 2024$47.66 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $28.89 | 1 |
| Roche Diagnostics Corporation | $18.77 | 1 |
What the 2024 payments were for
- Food and Beverage$47.66 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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