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

Keon Chang, M.D.

Psychiatry Physician in Westland, MI · enumerated 2006.

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

National Provider Identifier

1669451738

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Registry record

Entity type Individual (Type 1)
Name Keon Chang
Credential M.D.
Sex Male
Practice address Westland, MI, 48186
Phone (734) 729-3133
Enumeration date Jan 17, 2006
Last updated in NPPES Oct 21, 2009

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

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 4301037628 (MI) Secondary
2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 037628 (MI) Primary
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
2884620 10 Medicaid MI -

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

What is the NPI number for Keon Chang?
The National Provider Identifier (NPI) for Keon Chang is 1669451738, a Type 1 (individual) record in the CMS NPPES registry.
Where does Keon Chang practice?
The practice location on file with NPPES is in Westland, MI. 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 2009-10-21.