Craig Ashley Nattkemper, D.O
NPI 1225091507ActiveIndividual· Emergency Medicine· Olympia, WA
Emergency Medicine (D.O) in Olympia, Washington, trained at Western University of Health Sciences College of Dental Med (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $2,933 for 166 claims, against $1,450 paid for services in 2024.
Overview
| NPI | 1225091507 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | No |
| NPI issued | Apr 8, 2006 |
| Last updated in NPPES | Apr 20, 2022 |
| Certified by provider | Apr 20, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | OP60037377 | WA |
| Emergency Medicine | 207P00000X | 2017043979 | MO |
| Emergency Medicine | 207P00000X | 2737 | WV |
| Emergency Medicine | 207P00000X | 20A8234 | 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 - Emergency Medicine (CA); Practitioner - Emergency Medicine (MO); Practitioner - Emergency Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 209 across 31 procedure codes |
| Paid by Medicare | $1,450 |
Part D prescriptions in 2024
| Prescriptions (claims) | 166 · 167 30-day fills |
|---|---|
| Patients | 116 |
| Total drug cost | $2,933 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Western University of Health Sciences College of Dental Med |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Emergency Medicine |
Medical group
- Kaiser Foundation Health Plan of WashingtonBellevue, WA · 1,526 clinicians
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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All 55 emergency medicine physicians in Olympia · All emergency medicine physicians in Washington