Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Cecilia Diaz
Dental Hygienist in Denver, CO · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326441858
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Registry record
Entity type Individual (Type 1)
Name Cecilia Diaz
Sex Female
Practice address 777 Bannock St, Denver, CO, 80204
Phone (303) 602-8200
Enumeration date Sep 29, 2014
Last updated in NPPES Sep 29, 2014
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 is the NPI number for Cecilia Diaz?
The National Provider Identifier (NPI) for Cecilia Diaz is 1326441858, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cecilia Diaz practice?
The practice location on file with NPPES is in Denver, CO. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Wing Hsieh Optometrist · Denver, CO NPI 1891799672 Teresa Wilcox Adult Health Nurse Practitioner · Denver, CO NPI 1316941735 Walter Biffl Surgery Physician · Denver, CO NPI 1962408260 Daniel Hammond Family Nurse Practitioner · Denver, CO NPI 1841296456 Elizabeth Cookson Psychiatry Physician · Denver, CO NPI 1508866831 Eric Peterson Family Medicine Physician · Denver, CO NPI 1639179989 Margaret Tomcho Pediatrics Physician · Denver, CO NPI 1528069457 Mark Berman Oral and Maxillofacial Surgery (Dentist) · Denver, CO NPI 1174524334
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-09-29.