John Michael Therwhanger, MD
NPI 1255727384ActiveIndividual· Emergency Medicine· Flower Mound, TX
Emergency Medicine (MD) in Flower Mound, Texas, licensed in LA and TX, with an NPI issued in April 2015. 321 Medicare patients in 2024, $44,362 paid; nearly all of their 188 Part D prescriptions were generic (96%). Inari Medical, Inc. reported $186.14 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1255727384 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 15, 2015 |
| Last updated in NPPES | Aug 17, 2026 |
| Certified by provider | Aug 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 308026 | LA |
| Emergency Medicine | 207P00000X | R6299 | TX |
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 - Emergency Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 321 |
|---|---|
| Services billed | 473 across 21 procedure codes |
| Paid by Medicare | $44,362 |
Part D prescriptions in 2024
| Prescriptions (claims) | 188 · 188 30-day fills |
|---|---|
| Patients | 128 |
| Total drug cost | $1,794 |
| Generic share | 96% of claims |
Industry payments (Open Payments)
- 2024$186.14 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Inari Medical, Inc. | $186.14 | 1 |
What the 2024 payments were for
- Food and Beverage$186.14 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other emergency medicine physicians in Flower Mound
- 1174855548
- 1316237811
- 1932197662
- 1598909335
- 1568793552
- 1669097382
- 1154583755
- 1811019912