Chad J. Diamond, DO
NPI 1124023098ActiveIndividual· Family Medicine· Hattiesburg, MS
Family Medicine (DO) in Hattiesburg, Mississippi, trained at Kansas City University of Med & Biosciences, College of Osteo Med (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $575,324 for 8,326 claims, against $204,536 paid for services in 2024. Abbvie Inc. was the largest of 12 companies reporting payments in 2025, $722.11 in all, mostly food and beverage.
Overview
| NPI | 1124023098 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jun 16, 2005 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 16945 | MS |
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 - Family Practice (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 398 |
|---|---|
| Services billed | 8,274 across 90 procedure codes |
| Paid by Medicare | $204,536 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,326 · 17,404 30-day fills |
|---|---|
| Patients | 500 |
| Total drug cost | $575,324 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Kansas City University of Med & Biosciences, College of Osteo Med |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Family Practice |
Medical group
- The Family Practice/After Hours Clinic, PLLCHattiesburg, MS · 7 clinicians
Hospital affiliations
- Forrest General HospitalHattiesburg, MS
- Merit Health WesleyHattiesburg, MS
Other facilities
- Enhabit Home Health & HospiceHome health agency · Hattiesburg, MS
- Forrest General Home CareHome health agency · Hattiesburg, MS
- Mississippi Homecare of RichtonHome health agency · Richton, MS
Industry payments (Open Payments)
- 2025$722.11 · 45 payments from 12 companies
- 2024$730.40 · 44 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $224.47 | 16 |
| Astrazeneca Pharmaceuticals LP | $166.11 | 12 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $127.29 | 6 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $45.79 | 2 |
| Amgen Inc. | $32.53 | 2 |
What the 2025 payments were for
- Food and Beverage$722.11 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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