Crystal Parker McNabb, FNP-C
NPI 1326565763ActiveIndividual· Nurse Practitioner, Family· Hattiesburg, MS
Nurse Practitioner, Family (FNP-C) with Medical Systems Management, LLC and 2 other groups, practicing in Hattiesburg, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $147,610 for 971 claims, against $8,560 paid for services in 2024. Lists Covington County Hospital Cah as a hospital affiliation.
Overview
| NPI | 1326565763 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Aug 25, 2017 |
| Last updated in NPPES | Jul 28, 2020 |
| Certified by provider | Jul 28, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 90228 | MS |
| General Practice | 208D00000X | 902228 | MS |
| Nurse Practitioner | 363L00000X | 902228 | 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 - Nurse Practitioner (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 71 |
|---|---|
| Services billed | 105 across 12 procedure codes |
| Paid by Medicare | $8,560 |
Part D prescriptions in 2024
| Prescriptions (claims) | 971 · 987 30-day fills |
|---|---|
| Patients | 103 |
| Total drug cost | $147,610 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Medical Systems Management, LLCRichland, MS · 50 clinicians
- Covington County HospitalMagee, MS · 43 clinicians
- Behavioral Consultant Solutions, LLCRichton, MS · 5 clinicians
Hospital affiliation
- Covington County Hospital CahCollins, MS
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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