Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Craig Ashley Nattkemper, D.O

Emergency Medicine Physician in Olympia, WA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1225091507

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Craig Ashley Nattkemper

Credential D.O

Sex Male

Practice address 700 Lilly Rd Ne, Olympia, WA, 98506

Phone (360) 923-7000

Fax (360) 923-7089

Enumeration date Apr 8, 2006

Last updated in NPPES Apr 20, 2022

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 2017043979 (MO) Secondary

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 2737 (WV) Secondary

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 20A8234 (CA) Secondary

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License OP60037377 (WA) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
00AX82340	Medicaid	CA	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Craig Nattkemper practice?

The practice location on file with NPPES is in Olympia, WA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Craig Nattkemper?

The National Provider Identifier (NPI) for Craig Nattkemper is 1225091507, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-04-20.