Doctor profile · Federal record

Dr. Ryan Tieu, O.D.

Optometrist (CMS: Optometry) · Kennesaw, GA

  • NPI 1023557931
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1415 Wooten Lake RD Nw
Kennesaw, GA 301441336
(770) 792-3937
fax (770) 847-2727

Credentials & registration

NPPES · NUCC
NPI registered
February 2017 — 9 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Georgia #OPT002989

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023557931. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
183
Distinct HCPCS
5
Medicare allowed
$15,632
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 57 56 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 54 44 $90
99212 Established patient office or other outpatient visit, 10-19 minutes 34 32 $56
92133 Imaging of optic nerve 20 13 $34
92083 Exam of visual field with extended testing 18 15 $62

In context: peer comparison

Among 4 peers in Kennesaw Optometrist, average services per provider: 44. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$748
Transactions
17
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
CooperVision INC. 5 $242.84
Bausch & Lomb Americas INC. 3 $161.54
Johnson & Johnson Vision Care, INC. 6 $141.74
Alcon Vision LLC 2 $114.21
Harrow Eye, LLC 1 $87.87

By nature of payment

Food and Beverage
$748

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
200
Patients
50
Total drug cost
$25,228
Drug Type Claims Patients Total cost
Latanoprost Generic 108 21 $1,760
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 20 0 $4,517
Prednisolone Acetate Generic 20 17 $650
Combigan (Brimonidine Tartrate/Timolol) Brand 16 0 $9,196
Restasis (Cyclosporine) Brand 13 0 $8,726
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 12 12 $154
Timolol Maleate Generic 11 0 $226

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Tieu's medical specialty?
Dr. Ryan Tieu practices Optometrist in Kennesaw, GA.
Where does Dr. Ryan Tieu practice?
Dr. Ryan Tieu practices at 1415 Wooten Lake RD Nw, Kennesaw, GA 301441336. Office phone: 7707923937.
What is Dr. Ryan Tieu's NPI?
Dr. Ryan Tieu's National Provider Identifier (NPI) is 1023557931, issued by NPPES.
Does Dr. Ryan Tieu accept Medicare assignment?
Yes. Dr. Ryan Tieu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Tieu commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.