Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Oscar M Pena, DDS MSD
Endodontics in Tucson, AZ · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821036591
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Registry record
Entity type Individual (Type 1)
Name Dr. Oscar M Pena
Credential DDS MSD
Sex Male
Practice address 1605 E River Rd, Suite 151, Tucson, AZ, 85718
Phone (520) 299-6662
Fax (520) 299-5558
Enumeration date Jun 3, 2006
Last updated in NPPES Jul 8, 2007
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
Where does Oscar Pena practice?
The practice location on file with NPPES is in Tucson, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Oscar Pena?
The National Provider Identifier (NPI) for Oscar Pena is 1821036591, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Kent Vincent Orthopaedic Surgery Physician · Tucson, AZ NPI 1538171475 Henry Bratt Orthopaedic Surgery Physician · Tucson, AZ NPI 1003828013 Children'S Orthopedic Specialists, P.C. Orthopaedic Surgery Physician · Tucson, AZ NPI 1629080577 Patrick Henderson Orthopaedic Surgery Physician · Tucson, AZ NPI 1760507933 Oscar M Pena Endodontics · Tucson, AZ NPI 1851548770 Agility Spine & Sports Physical Therapy and Rehabilitation Lp Physical Therapist · Tucson, AZ NPI 1578095626
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.