Doctor profile · Federal record

Dr. Stephen Chun, OD, FAAO

Vision Therapy Optometrist (CMS: Optometry) · Optometrist · Corneal and Contact Management Optometrist · Low Vision Rehabilitation Optometrist · Pediatric Optometrist · Sports Vision Optometrist · Occupational Vision Optometrist · Berkeley, CA

  • NPI 1942366133
  • Accepts Medicare
  • 52 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2414 Shattuck Ave
Berkeley, CA 947042023
(510) 843-1228
fax (510) 524-1062

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
152WV0400X — NUCC code
State license (1)
California #5835TLG
Medicaid
CA #SD005835

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942366133. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
1
Medicare allowed
$8,004
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 51 51 $157

In context: peer comparison

Among 1 peers in Berkeley Vision Therapy Optometrist, average services per provider: 51. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$82
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 4 $82.30

By nature of payment

Food and Beverage
$82

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
0
Total drug cost
$3,795
Drug Type Claims Patients Total cost
Latanoprost Generic 19 0 $411
Cyclosporine Generic 12 0 $3,384

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Chun's medical specialty?
Dr. Stephen Chun practices Vision Therapy Optometrist in Berkeley, CA.
Where does Dr. Stephen Chun practice?
Dr. Stephen Chun practices at 2414 Shattuck Ave, Berkeley, CA 947042023. Office phone: 5108431228.
What is Dr. Stephen Chun's NPI?
Dr. Stephen Chun's National Provider Identifier (NPI) is 1942366133, issued by NPPES.
Does Dr. Stephen Chun accept Medicare assignment?
Yes. Dr. Stephen Chun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Chun commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.