Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

James K Detwiler, MD

Family Medicine Physician in Redmond, OR · enumerated 2006.

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

National Provider Identifier

1154364024

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Registry record

Entity type Individual (Type 1)

Name James K Detwiler

Credential MD

Sex Male

Practice address 211 Nw Larch Ave, Redmond, OR, 97756

Phone (541) 548-2164

Fax (541) 548-0534

Enumeration date Jun 14, 2006

Last updated in NPPES Feb 7, 2012

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License MD09568 (OR) Primary

207QG0300X Geriatric Medicine (Family Medicine) Physician Allopathic & Osteopathic Physicians · License MD09568 (OR) Secondary

2083A0100X Aerospace Medicine Physician Allopathic & Osteopathic Physicians · License MD09568 (OR) Secondary

2083X0100X Occupational Medicine Physician Allopathic & Osteopathic Physicians · License MD09568 (OR) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
11129522	Other	OR	CAQH ID
233692	Medicaid	OR	-

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

What is the NPI number for James Detwiler?

The National Provider Identifier (NPI) for James Detwiler is 1154364024, a Type 1 (individual) record in the CMS NPPES registry.

Where does James Detwiler practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-02-07.