Katherine Elizabeth Twombley, M.D.
NPI 1356532311ActiveIndividual· Pediatrics, Pediatric Nephrology· Jacksonville, FL
Pediatrics, Pediatric Nephrology (M.D.) in Jacksonville, Florida, trained at Medical University of South Carolina College of Medicine (class of 2004). Part D covered 397 prescriptions written in 2024, 89% of them generic. Travere Therapeutics, Inc. was the largest of 3 companies reporting payments in 2025, $6,917 in all, mostly consulting fees.
Overview
| NPI | 1356532311 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 6, 2007 |
| Last updated in NPPES | Nov 12, 2025 |
| Certified by provider | Nov 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Nephrology Primary | 2080P0210X | ME175490 | FL |
| Pediatrics, Pediatric Nephrology | 2080P0210X | N6732 | TX |
| Pediatrics, Pediatric Nephrology | 2080P0210X | 34967 | SC |
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 - Nephrology (FL); Practitioner - Pediatric Medicine (SC) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 397 · 431 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $546,100 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nephrology |
Hospital affiliation
- Musc Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$6,917 · 10 payments from 3 companies
- 2024$22,761 · 25 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $6,195 | 8 |
| Argenx US, Inc. | $600.00 | 1 |
| Alexion Pharmaceuticals, Inc. | $122.40 | 1 |
What the 2025 payments were for
- Consulting Fee$5,600 · 2 payments
- Travel and Lodging$924.52 · 2 payments
- Food and Beverage$392.40 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pediatrics, Pediatric Nephrology providers in Jacksonville
- 1003875972
- 1679031181