Mona M. Castle, MD
NPI 1437122751ActiveIndividual· Family Medicine· Oxford, MS
Family Medicine (MD) with North Mississippi Medical Clinics Inc, practicing in Oxford, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $1,523,761 for 18,913 claims, against $194,800 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $603.10 in all, mostly food and beverage. Lists Baptist Memorial Hospital North Ms and 1 other hospital as hospital affiliations.
Overview
| NPI | 1437122751 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 8, 2006 |
| Last updated in NPPES | Mar 3, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 12490 | 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 | 470 |
|---|---|
| Services billed | 20,627 across 71 procedure codes |
| Paid by Medicare | $194,800 |
Part D prescriptions in 2024
| Prescriptions (claims) | 18,913 · 33,874 30-day fills |
|---|---|
| Patients | 777 |
| Total drug cost | $1,523,761 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- North Mississippi Medical Clinics IncTupelo, MS · 125 clinicians
Hospital affiliations
- Baptist Memorial Hospital North MsOxford, MS
- North Mississippi Medical CenterTupelo, MS
Other facilities
- Arden Home Health of North Mississippi, LLCHome health agency · Oxford, MS
- Baptist Home Care and Hospice North MississippiHome health agency · Batesville, MS
- Centerwell Home HealthHome health agency · Tupelo, MS
Industry payments (Open Payments)
- 2025$603.10 · 30 payments from 11 companies
- 2024$329.70 · 18 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $228.31 | 15 |
| Abbott Laboratories | $144.28 | 3 |
| Astellas Pharma US Inc | $54.73 | 3 |
| Abbvie Inc. | $37.45 | 2 |
| Phathom Pharmaceuticals, Inc. | $29.73 | 1 |
What the 2025 payments were for
- Food and Beverage$603.10 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 family medicine physicians in Oxford · All family medicine physicians in Mississippi