FONTANA OPTOMETRIC GROUP, INC.
NPI 1972688513
Optometrist in Fontana, CA
About Fontana Optometric Group, Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FONTANA OPTOMETRIC GROUP, INC. (NPI 1972688513), doing business as William Wong And Douglas Leo, O.d., is a healthcare organization registered as an optometrist in Fontana, California and active in the NPI registry since October 2006. The organization lists Douglas J. Leo, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Fontana Optometric Group, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
9Medicare enrollment records show 9 clinicians reassign Medicare billing to Fontana Optometric Group, Inc., which bills Medicare for the services they deliver. Of these, 1 practice at this address and 6 within 10 miles. They are listed nearest first.
Clinicians, nearest first (9)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Fontana Optometric Group, Inc.'s NPI number?
The NPI number for Fontana Optometric Group, Inc. is 1972688513. It was assigned to this organization in the NPPES registry on October 25, 2006. The provider was formerly known as William Wong And Douglas Leo, O.D..
Where is Fontana Optometric Group, Inc. located?
Fontana Optometric Group, Inc. is located at 16866 Seville Ave, Fontana, CA 92335. The listed phone number is (909) 350-1524.
What is Fontana Optometric Group, Inc.'s specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Fontana Optometric Group, Inc. enrolled in Medicare?
Yes. Fontana Optometric Group, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Fontana Optometric Group, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians, all in Optometry, reassign their Medicare billing to Fontana Optometric Group, Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Fontana Optometric Group, Inc. accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and BlueCross BlueShield of Tennessee list Fontana Optometric Group, Inc. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Fontana Optometric Group, Inc. was last updated on February 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Fontana Optometric Group, Inc. · NPI 1972688513
Optometrist organization in Fontana, California. Organization record, active in the CMS NPPES registry since October 25, 2006.
## Identity
- **NPI:** 1972688513 (Entity type: Organization)
- **Enumerated:** October 25, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Organization subpart:** No
- **Authorized official:** Douglas Leo, OWNER
## Practice location
- **Address:** 16866 SEVILLE AVE, Fontana, CA 92335-3561
- **Phone:** (909) 350-1524 · **Fax:** (909) 350-8546
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 9 clinicians (Optometry) reassign Medicare billing to this organization (form CMS-855R); 1 practice at this address and 6 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 20, 2019
- **Other identifiers:** Medicaid YYY48781Y (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1972688513) · Data from the CMS NPPES public registry.