Doctor profile · Federal record

Dr. Long Diep, O.D.

Optometrist (CMS: Optometry) · Las Vegas, NV

  • NPI 1598805525
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3437 S Jones Blvd
Las Vegas, NV 891466729
(702) 889-1128
fax (702) 889-2180
Additional location
4043 Spring Mountain RD
Las Vegas, NV 891028614
(702) 889-8338
fax (702) 889-2889

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
November 3, 2022
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Nevada #324
Medicaid
NV #2502014

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598805525. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
104
Distinct HCPCS
2
Medicare allowed
$10,681
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 76 76 $99
92004 New patient complete exam of visual system 28 28 $114

In context: peer comparison

Among 63 peers in Las Vegas Optometrist, average services per provider: 81. This provider delivers 1.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$135
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 2 $87.16
CooperVision INC. 2 $47.74

By nature of payment

Food and Beverage
$135

Frequently asked questions

Auto-generated from federal data
What is Dr. Long Diep's medical specialty?
Dr. Long Diep practices Optometrist in Las Vegas, NV.
Where does Dr. Long Diep practice?
Dr. Long Diep practices at 3437 S Jones Blvd, Las Vegas, NV 891466729. Office phone: 7028891128.
What is Dr. Long Diep's NPI?
Dr. Long Diep's National Provider Identifier (NPI) is 1598805525, issued by NPPES.
Does Dr. Long Diep accept Medicare assignment?
Yes. Dr. Long Diep accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Long Diep commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.