Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Joseph Anthony Petrino, D.D.S.
Endodontics in Missoula, MT · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1033366075
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Registry record
Entity type Individual (Type 1)
Name Dr. Joseph Anthony Petrino
Credential D.D.S.
Sex Male
Practice address 705 S Reserve St, Missoula, MT, 59801
Phone (406) 542-1600
Fax (406) 542-8945
Enumeration date Aug 21, 2008
Last updated in NPPES Sep 6, 2011
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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 Joseph Petrino practice?
The practice location on file with NPPES is in Missoula, MT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Joseph Petrino?
The National Provider Identifier (NPI) for Joseph Petrino is 1033366075, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-09-06.