Damian Ymzon, M.D.
NPI 1861686560ActiveIndividual· Surgery· Havre, MT
Surgery (M.D.) in Havre, Montana, trained at University of Hawaii John A. Burns School of Medicine (class of 2004). 30 Medicare patients in 2024, $8,013 paid; nearly all of their 143 Part D prescriptions were generic (97%). Intuitive Surgical, Inc. reported $8,630 in payments in 2025, mostly education.
Overview
| NPI | 1861686560 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 5, 2007 |
| Last updated in NPPES | Sep 28, 2026 |
| Certified by provider | Sep 28, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 12458 | MT |
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 - General Surgery (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 30 |
|---|---|
| Services billed | 41 across 23 procedure codes |
| Paid by Medicare | $8,013 |
Part D prescriptions in 2024
| Prescriptions (claims) | 143 · 172 30-day fills |
|---|---|
| Patients | 64 |
| Total drug cost | $3,551 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Hawaii John A. Burns School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | General Surgery |
Medical group
- Northern Montana HospitalHavre, MT · 47 clinicians
Hospital affiliations
- Benefis Hospitals IncGreat Falls, MT
- Northern Montana HospitalHavre, MT
Industry payments (Open Payments)
- 2025$8,630 · 17 payments from 1 company
- 2024$646.99 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $8,630 | 17 |
What the 2025 payments were for
- Education$7,025 · 5 payments
- Travel and Lodging$1,351 · 6 payments
- Food and Beverage$253.37 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Havre
- 1073577862
- 1376105601
- 1558034280