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

Mrs. Karen M. Miller-Han, RDMS

Sonography Radiologic Technologist in Angwin, CA · enumerated 2009.

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

National Provider Identifier

1710120654

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Registry record

Entity type Individual (Type 1)

Name Mrs. Karen M. Miller-Han

Credential RDMS

Sex Female

Practice address Angwin, CA, 94508

Phone (707) 965-3836

Enumeration date Apr 8, 2009

Last updated in NPPES Apr 8, 2009

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

Taxonomy & licenses

2471S1302X Sonography Radiologic Technologist Technologists, Technicians & Other Technical Service Providers · License 105030 (CA) Primary

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 Karen Miller-Han?

The National Provider Identifier (NPI) for Karen Miller-Han is 1710120654, a Type 1 (individual) record in the CMS NPPES registry.

Where does Karen Miller-Han practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-04-08.