Crystal B. Aldredge, MSN
NPI 1689299919ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Johnson City, TN
Nurse Practitioner, Psych/Mental Health (MSN) with Navos, practicing in Johnson City, Tennessee. Mostly services rather than prescriptions: Medicare paid $15,050 for 35 patients in 2024, with only 47 Part D claims. Alexion Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $59.58 in all, mostly food and beverage.
Overview
| NPI | 1689299919 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN |
| Sole proprietor | No |
| NPI issued | Jun 12, 2020 |
| Last updated in NPPES | May 22, 2026 |
| Certified by provider | May 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | AP61169907 | WA |
| Registered Nurse, Psych/Mental Health | 163WP0808X | 0001265612 | VA |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | 27739 | TN |
| Registered Nurse | 163W00000X | RN61160798 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 35 |
|---|---|
| Services billed | 316 across 6 procedure codes |
| Paid by Medicare | $15,050 |
Part D prescriptions in 2024
| Prescriptions (claims) | 47 · 52 30-day fills |
|---|---|
| Total drug cost | $1,662 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- NavosBurien, WA · 32 clinicians
Industry payments (Open Payments)
- 2025$59.58 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alexion Pharmaceuticals, Inc. | $32.78 | 1 |
| Tanabe Pharma America, Inc. | $26.80 | 1 |
What the 2025 payments were for
- Food and Beverage$59.58 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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