Efrain Mascareno, O.D.
Optometrist · Chula Vista, CA
Efrain Mascareno, O.D. is an optometrist with a practice address in Chula Vista, California, and NPI 1457507279, issued on Aug 12, 2008. Check the license (California 10906, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Efrain Mascareno
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 10906 CA
Self-reported in NPPES; status is on the state search - Practice location
- 440 4TH Ave, Chula Vista, CA 91910
- Phone
- (619) 427-2020
- Enumerated
- Aug 12, 2008
- Record last updated
- Apr 17, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- SD0109061 CA
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Verify Efrain Mascareno in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 10906Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $297.79
3 payments; by number, the most common kind was food and beverage; the largest payer was Lkc Technologies, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Efrain Mascareno among 8,308 optometrist records in California
Efrain Mascareno, 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. Its NPI, issued in 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 43% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2013 · 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).
48 optometrist records list a practice address in Chula Vista
They are 48 of the 5,329 NPPES records with a practice address in Chula Vista, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Chula Vista → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Kim Admire, O.D.Chula Vista, CA 919101619035151
- Ketan Bakriwala, O.D.Chula Vista, CA 919101528355872
- Beverly Bianes Pack, ODChula Vista, CA 919101285692756
- Sherry Deaner-Harrington, O.D.Chula Vista, CA 919101588858062
- Jessica Goldman, O.D.Chula Vista, CA 919101740596147
- Peter Huang, O.D.Chula Vista, CA 919101639100522
- Tania Kaczanowski, ODChula Vista, CA 919101356318901
- Ying Liu, ODChula Vista, CA 919101508116955
Common questions
What is Efrain Mascareno, O.D.'s NPI number?
Efrain Mascareno, O.D.'s National Provider Identifier (NPI) is 1457507279, issued on Aug 12, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Efrain Mascareno, O.D. located?
The NPPES record lists a practice address at 440 4TH Ave, Chula Vista, CA, 91910. Phone: (619) 427-2020. Providers update this record themselves, so call before visiting.
How can I verify Efrain Mascareno, O.D.'s license?
NPPES lists California license number 10906, 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. Medicare files from data.cms.gov. 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.