Doctor profile · Federal record

Dr. Zen-Ni Su, O.D.

Optometrist (CMS: Optometry) · Lomita, CA

  • NPI 1225138035
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2245 Lomita Blvd
Lomita, CA 907171437
(310) 534-1873

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #12006T
Medicaid
CA #SD0120060

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225138035. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
36
Distinct HCPCS
2
Medicare allowed
$3,745
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 20 18 $94
99203 New patient office or other outpatient visit, 30-44 minutes 16 16 $117

In context: peer comparison

Among 2 peers in Lomita Optometrist, average services per provider: 48. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$558
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
CooperVision INC. 3 $181.21
Bausch & Lomb Americas INC. 1 $125.01
Abb Con-Cise Optical Group LLC 2 $101.36
Optos, INC. 1 $89.59
Lkc Technologies, INC. 1 $61.08

By nature of payment

Food and Beverage
$469
Entertainment
$90

Frequently asked questions

Auto-generated from federal data
What is Dr. Zen-Ni Su's medical specialty?
Dr. Zen-Ni Su practices Optometrist in Lomita, CA.
Where does Dr. Zen-Ni Su practice?
Dr. Zen-Ni Su practices at 2245 Lomita Blvd, Lomita, CA 907171437. Office phone: 3105341873.
What is Dr. Zen-Ni Su's NPI?
Dr. Zen-Ni Su's National Provider Identifier (NPI) is 1225138035, issued by NPPES.
Does Dr. Zen-Ni Su accept Medicare assignment?
Yes. Dr. Zen-Ni Su accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zen-Ni Su commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.