Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Nelson Daniel Chang Velazquez
Optician in Harker Heights, TX · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164222949
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Registry record
Entity type Individual (Type 1)
Name Nelson Daniel Chang Velazquez
Sex Male
Practice address 2020 Heights Dr, Harker Heights, TX, 76548
Phone (254) 699-4721
Fax (254) 699-4783
Enumeration date Mar 19, 2025
Last updated in NPPES Mar 19, 2025
Taxonomy & licenses
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.
Frequently asked questions
Is NPI 1164222949 active?
Yes, as of the latest NPPES snapshot, NPI 1164222949 is active (record last updated 2025-03-19).
How do I verify Nelson Chang Velazquez's NPI record?
Cross-check NPI 1164222949 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-19.