Douglas J. Leo, O.D.
Optometrist · Fontana, CA
Douglas J. Leo, O.D. is an optometrist with a practice address in Fontana, California, and NPI 1215012869, issued on Oct 25, 2006. Check the license (California 06988, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Douglas J. Leo
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 06988 CA
Self-reported in NPPES; status is on the state search - Practice location
- 16866 Seville Ave, Fontana, CA 92335
- Phone
- (909) 350-1524
- Enumerated
- Oct 25, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (909) 350-8546
- Medicaid ID
- YYY48781Y CA
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Verify Douglas J. Leo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 06988Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Douglas J. Leo among 8,308 optometrist records in California
Douglas J. Leo, O.D. is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 66% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
52 optometrist records list a practice address in Fontana
They are 52 of the 3,012 NPPES records with a practice address in Fontana, and 8,308 optometrist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,308 in California → Every provider in Fontana → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Christopher Albaugh, ODFontana, CA 923351720155567
- Arlene Arcega, ODFontana, CA 923351093882839
- Gary Byers, ODFontana, CA 923351629145479
- Kelly Delange, ODFontana, CA 923351285701029
- Wendy Duncan, ODFontana, CA 923351538152145
- Michael Ferreri, ODFontana, CA 923351245307099
- Frank Grigsby, ODFontana, CA 923351902973746
- Gary Jacobson, ODFontana, CA 923351073680815
Common questions
What is Douglas J. Leo, O.D.'s NPI number?
Douglas J. Leo, O.D.'s National Provider Identifier (NPI) is 1215012869, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Douglas J. Leo, O.D. located?
The NPPES record lists a practice address at 16866 Seville Ave, Fontana, CA, 92335. Phone: (909) 350-1524. Providers update this record themselves, so call before visiting.
How can I verify Douglas J. Leo, O.D.'s license?
NPPES lists California license number 06988, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.