Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Ralph Michael Marasco, DMD
Dentist in Altoona, PA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134136021
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Registry record
Entity type Individual (Type 1)
Name Dr. Ralph Michael Marasco
Credential DMD
Sex Male
Practice address 530 E Walton Ave, Altoona, PA, 16602
Phone (814) 943-8147
Enumeration date Aug 2, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD 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.
Frequently asked questions
Where does Ralph Marasco practice?
The practice location on file with NPPES is in Altoona, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ralph Marasco?
The National Provider Identifier (NPI) for Ralph Marasco is 1134136021, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.