Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Wilma I Castro-Serrano, MA
Counselor in Worcester, MA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1568982056
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Registry record
Entity type Individual (Type 1)
Name Wilma I Castro-Serrano
Credential MA
Sex Female
Practice address 255 Park Ave Ste 500, Worcester, MA, 01609
Phone (508) 753-2900
Enumeration date Jun 26, 2017
Last updated in NPPES Jul 21, 2022
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
What specialty is Wilma Castro-Serrano?
Wilma Castro-Serrano is registered in NPPES with the primary taxonomy of Counselor. 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 2022-07-21.