Mary Ann Johnson, CFNP
Nurse Practitioner, Family (CFNP) in Canton, Mississippi, licensed in MS, with an NPI issued in October 2006. Their prescriptions cost Medicare Part D more than their services did: $102,986 for 1,851 claims, against $2,316 paid for services in 2024. 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 | 1699851634 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CFNP |
| Sole proprietor | Yes |
| NPI issued | Oct 31, 2006 |
| Last updated in NPPES | Nov 7, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | R688916 | MS |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Mississippi, 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 | Mary E. Johnson · Hospital | 1128a2 | Jul 20, 2020 | Jackson, MS |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Nurse Practitioner (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 17 |
|---|---|
| Services billed | 73 across 8 procedure codes |
| Paid by Medicare | $2,316 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,851 · 2,789 30-day fills |
|---|---|
| Patients | 105 |
| Total drug cost | $102,986 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 family nurse practitioners in Canton · All family nurse practitioners in Mississippi