CRAIG ASHLEY NATTKEMPER D.O
NPI 1225091507
Emergency Medicine in Olympia, WA
About Craig Ashley Nattkemper D.o NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CRAIG ASHLEY NATTKEMPER D.O (NPI 1225091507) is an individual emergency medicine provider in Olympia, Washington, licensed in Washington (OP60037377) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Parkersburg, and is a graduate of Western University Of Health Sciences College Of Dental Med (1998).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Craig Ashley Nattkemper D.o is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Craig Nattkemper reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Renton, WA 98057
- Reassigned Medicare billing, Washington enrollment
- 2,678 clinicians in this Medicare group
Arlington, WA 98223
- Reassigned Medicare billing, Washington enrollment
- 519 clinicians in this Medicare group
Lancaster, CA 93534
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Washington, MO 63090
- Reassigned Medicare billing, Missouri enrollment
- 178 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98506 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Craig Nattkemper's NPI number?
The NPI number for Craig Nattkemper is 1225091507. It was assigned to this individual provider in the NPPES registry on April 8, 2006.
Where is Craig Nattkemper located?
Craig Nattkemper practices at 700 Lilly Rd NE, Olympia, WA 98506. The listed phone number is (360) 923-7000.
What is Craig Nattkemper's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Craig Nattkemper enrolled in Medicare?
Yes. Craig Nattkemper is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Craig Nattkemper's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Craig Nattkemper reassigns Medicare benefits to 4 organizations: Kaiser Foundation Health Plan Of Washington (Renton, WA), Northwest Emergency Physicians LLC (Arlington, WA), Southern California Permanente Medical Group (Lancaster, CA) and Mercy Hospitals East Communities (Washington, MO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Craig Nattkemper's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Craig Nattkemper accept?
Health plans from CareSource list Craig Nattkemper as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Craig Nattkemper was last updated on April 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Craig Ashley Nattkemper, D.O · NPI 1225091507
Emergency Medicine physician in Olympia, Washington. Individual provider, active in the CMS NPPES registry since April 8, 2006.
## Identity
- **NPI:** 1225091507 (Entity type: Individual)
- **Enumerated:** April 8, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** OP60037377 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 700 LILLY RD NE, Olympia, WA 98506-5115
- **Phone:** (360) 923-7000 · **Fax:** (360) 923-7089
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Kaiser Foundation Health Plan Of Washington (NPI 1124264577, Renton, WA); Northwest Emergency Physicians LLC (NPI 1235172370, Arlington, WA); Southern California Permanente Medical Group (NPI 1982863783, Lancaster, CA); Mercy Hospitals East Communities (NPI 1285664177, Washington, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Western University Of Health Sciences College Of Dental Med, class of 1998
## Record status
- **NPPES last updated:** April 20, 2022
- **Other identifiers:** Medicaid 00AX82340 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1225091507) · Data from the CMS NPPES public registry.