Ernst Junior Joachim, M.D.
NPI 1134822315ActiveIndividual· Internal Medicine· Springfield, MO
Internal Medicine (M.D.) in Springfield, Missouri, licensed in MO, with an NPI issued in March 2023. Part D covered 214 prescriptions written in 2024, 86% of them generic. Springworks Therapeutics, Inc. reported $29.21 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1134822315 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 24, 2023 |
| Last updated in NPPES | Aug 31, 2026 |
| Certified by provider | Aug 31, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 2026041112 | MO |
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 - Internal Medicine (MO) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 214 · 451 30-day fills |
|---|---|
| Patients | 48 |
| Total drug cost | $19,391 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Internal Medicine |
Industry payments (Open Payments)
- 2025$29.21 · 1 payment from 1 company
- 2024$18.48 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Springworks Therapeutics, Inc. | $29.21 | 1 |
What the 2025 payments were for
- Food and Beverage$29.21 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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