Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John F Dahu, OD
Optometrist in Phoenix, AZ · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1477616357
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name John F Dahu
Credential OD
Sex Male
Practice address 7611 W Thomas Rd, Suite B 018, Phoenix, AZ, 85033
Phone (623) 873-2511
Fax (623) 849-9459
Enumeration date Dec 19, 2006
Last updated in NPPES May 6, 2014
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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 John Dahu practice?
The practice location on file with NPPES is in Phoenix, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Dahu?
The National Provider Identifier (NPI) for John Dahu is 1477616357, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Tom Sowash Od & Associates PC Eyewear Supplier · Phoenix, AZ NPI 1619064987 Brian L. Farquhar O.D.,P.C. Medical Specialty Clinic/Center · Phoenix, AZ NPI 1568591956 Visionworks Inc Eyewear Supplier · Phoenix, AZ NPI 1063665404 Tom Sowash Od & Associates, PC Optometrist · Phoenix, AZ NPI 1376780585 David Ly Optometrist · Phoenix, AZ NPI 1578828265 Hollywood Orthodontics Orthodontics and Dentofacial Orthopedics Dentistry · Phoenix, AZ NPI 1942688262
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-05-06.