Michael R. Decker, MD
NPI 1861551491ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Vancouver, WA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Vancouver, Washington, trained at Loma Linda University School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $1,224,580 for 3,915 claims, against $126,395 paid for services in 2024.
Overview
| NPI | 1861551491 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 8, 2006 |
| Last updated in NPPES | Mar 12, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | MD00049135 | WA |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | A73347 | CA |
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 - Endocrinology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 344 |
|---|---|
| Services billed | 5,648 across 55 procedure codes |
| Paid by Medicare | $126,395 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,915 · 9,192 30-day fills |
|---|---|
| Patients | 568 |
| Total drug cost | $1,224,580 |
| Generic share | 48% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- The Vancouver Clinic Inc PsVancouver, WA · 590 clinicians
Hospital affiliations
- Legacy Salmon Creek Medical CenterVancouver, WA
- Peacehealth Southwest Medical CenteVancouver, WA
- Peacehealth St John Medical CenterLongview, WA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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