Doctor profile · Federal record

Dr. Efrain Mascareno, O.D.

Optometrist · Chula Vista, CA

  • NPI 1457507279
  • 18 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
440 4Th Ave
Chula Vista, CA 919104443
(619) 427-2020

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
April 17, 2013
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #10906
Medicaid
CA #SD0109061

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457507279. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
32
Distinct HCPCS
2
Medicare allowed
$2,909
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 19 19 $41
92004 New patient complete exam of visual system 13 13 $165

In context: peer comparison

Among 9 peers in Chula Vista Optometrist, average services per provider: 61. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$298
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Lkc Technologies, INC. 1 $126.13
Optos, INC. 1 $104.99
Abb Con-Cise Optical Group LLC 1 $66.67

By nature of payment

Food and Beverage
$193
Entertainment
$105

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$330
Drug Type Claims Patients Total cost
Olopatadine Hcl Generic 14 0 $330

Frequently asked questions

Auto-generated from federal data
What is Dr. Efrain Mascareno's medical specialty?
Dr. Efrain Mascareno practices Optometrist in Chula Vista, CA.
Where does Dr. Efrain Mascareno practice?
Dr. Efrain Mascareno practices at 440 4Th Ave, Chula Vista, CA 919104443. Office phone: 6194272020.
What is Dr. Efrain Mascareno's NPI?
Dr. Efrain Mascareno's National Provider Identifier (NPI) is 1457507279, issued by NPPES.
What procedures does Dr. Efrain Mascareno commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.