Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William Howard Park, O.D.
Optometrist in Temecula, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558487462
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Registry record
Entity type Individual (Type 1)
Name Dr. William Howard Park
Credential O.D.
Sex Male
Practice address 47001 Pala Rd, Temecula, CA, 92592
Phone (951) 676-6810
Fax (951) 225-6873
Enumeration date Mar 22, 2007
Last updated in NPPES Feb 27, 2026
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
What is the NPI number for William Park?
The National Provider Identifier (NPI) for William Park is 1558487462, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Park practice?
The practice location on file with NPPES is in Temecula, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Riverside-San Bernardino County Indian Health, Inc Federally Qualified Health Center (FQHC) · Temecula, CA NPI 1316090798 Pechanga Indian Health Clinic Pharmacy Indian Health Service/Tribal/Urban Indian Health (I/T/U) Pharmacy · Temecula, CA NPI 1760728380 Damian Ray Family Medicine Physician · Temecula, CA NPI 1477993533 Dennis Faustino Malabanan Marriage & Family Therapist · Temecula, CA NPI 1760312482
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-27.