Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Amy Holyfield Silvennoinen, AUD. CCC-A
Audiologist in West Palm Beach, FL · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1518149590
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Registry record
Entity type Individual (Type 1)
Name Amy Holyfield Silvennoinen
Credential AUD. CCC-A
Sex Female
Practice address 1515 N Flagler Dr Ste 600, West Palm Beach, FL, 33401
Phone (561) 659-2266
Fax (561) 659-7846
Enumeration date Nov 30, 2007
Last updated in NPPES Jun 20, 2018
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 Amy Silvennoinen?
Amy Silvennoinen is registered in NPPES with the primary taxonomy of Audiologist. 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.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-20.