NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Allan Khanh Doan, DPM

Foot & Ankle Surgery Podiatrist in Seattle, WA · enumerated 2006 · practices at Allan Khanh Doan Dpm Pllc.

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

National Provider Identifier

1811055890

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Registry record

Entity type Individual (Type 1)
Name Dr. Allan Khanh Doan
Credential DPM
Sex Male
Practice address Seattle, WA, 98118
Fax (206) 722-1357
Enumeration date Dec 4, 2006
Last updated in NPPES Mar 27, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

213ES0103X Foot & Ankle Surgery Podiatrist Podiatric Medicine & Surgery Service Providers · License PO689 (WA) Primary
213ES0103X Foot & Ankle Surgery Podiatrist Podiatric Medicine & Surgery Service Providers · License E4128 (CA) Secondary
DPM · Doctor of Podiatric Medicine: A physician specializing in medical and surgical care of the foot and ankle. About the DPM credential

Other identifiers

Identifier Type State Issuer
E4128 Other CA CALIFORNIA LICENSE
1114628 Medicaid WA -
9052572 Other WA WASHINGTON DME PROVIDER
PO689 Other WA WASHINGTON LICENSE

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 specialty is Allan Doan?
Allan Doan is registered in NPPES with the primary taxonomy of Foot & Ankle Surgery Podiatrist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-03-27.