NPI Portal NPI Lookup & Verification

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

Dr. Drew Michael Danchisin, D.C.

Chiropractor in Pleasanton, CA · enumerated 2008 · practices at Kirk Chiropractic, Inc..

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

National Provider Identifier

1689845653

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Registry record

Entity type Individual (Type 1)
Name Dr. Drew Michael Danchisin
Credential D.C.
Sex Male
Practice address Pleasanton, CA, 94566
Fax (925) 484-0194
Enumeration date Mar 18, 2008
Last updated in NPPES Mar 18, 2008

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

Taxonomy & licenses

111N00000X Chiropractor Chiropractic Providers · License 20559 (CA) Primary
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

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.

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Frequently asked questions

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.
What specialty is Drew Danchisin?
Drew Danchisin is registered in NPPES with the primary taxonomy of Chiropractor. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-03-18.