Deron Ludwig, MD
NPI 1245310200ActiveIndividual· Surgery· Missoula, MT
Surgery (MD) in Missoula, Montana, trained at Loma Linda University School of Medicine (class of 1994). 126 Medicare patients in 2024, $77,907 paid; nearly all of their 271 Part D prescriptions were generic (95%). Intuitive Surgical, Inc. was the largest of 2 companies reporting payments in 2025, $2,969 in all, mostly education.
Overview
| NPI | 1245310200 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 16, 2006 |
| Last updated in NPPES | Jun 15, 2023 |
| Certified by provider | Jun 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | MED-PHYS-LIC-124231 | MT |
| Surgery | 208600000X | C52097 | CA |
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 - General Practice (CA); Practitioner - General Surgery (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 307 across 31 procedure codes |
| Paid by Medicare | $77,907 |
Part D prescriptions in 2024
| Prescriptions (claims) | 271 · 302 30-day fills |
|---|---|
| Patients | 79 |
| Total drug cost | $12,690 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | General Surgery |
Medical group
- Providence Health and Services MtMissoula, MT · 362 clinicians
Hospital affiliation
- St. Patrick HospitalMissoula, MT
Industry payments (Open Payments)
- 2025$2,969 · 12 payments from 2 companies
- 2024$11,689 · 30 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $2,870 | 11 |
| Medtronic, Inc. | $98.67 | 1 |
What the 2025 payments were for
- Education$1,500 · 1 payment
- Travel and Lodging$772.38 · 2 payments
- Food and Beverage$696.57 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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