Opal Louise Caldwell, FNP
NPI 1548784945ActiveIndividual· Nurse Practitioner· Morristown, TN
Nurse Practitioner (FNP) with Knoxville Hma Physician Management, LLC, practicing in Morristown, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $714,553 for 2,768 claims, against $20,805 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 12 companies reporting payments in 2025, $11,190 in all, mostly speaking and faculty fees. Lists Claiborne Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1548784945 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Jul 28, 2017 |
| Last updated in NPPES | Sep 1, 2020 |
| Certified by provider | Sep 1, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 22887 | TN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 215 |
|---|---|
| Services billed | 378 across 11 procedure codes |
| Paid by Medicare | $20,805 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,768 · 3,857 30-day fills |
|---|---|
| Patients | 589 |
| Total drug cost | $714,553 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Knoxville Hma Physician Management, LLCKnoxville, TN · 120 clinicians
Hospital affiliations
- Claiborne Medical CenterTazewell, TN
- Morristown Hamblen Hospital AssociationMorristown, TN
- Tennova Healthcare - Newport Medical CenterNewport, TN
- Tennova Healthcare-Jefferson Memorial HospitalJefferson City, TN
Industry payments (Open Payments)
- 2025$11,190 · 88 payments from 12 companies
- 2024$9,496 · 83 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $10,426 | 37 |
| Abbvie Inc. | $177.72 | 13 |
| Gilead Sciences, Inc. | $141.30 | 17 |
| Madrigal Pharmaceuticals | $111.86 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $99.30 | 6 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$9,430 · 10 payments
- Food and Beverage$1,115 · 67 payments
- Travel and Lodging$645.10 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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