Doctor profile · Federal record

Dr. Dorothy Chou, OD

Optometrist (CMS: Optometry) · Optometrist · Katy, TX

  • NPI 1033631478
  • Accepts Medicare
  • MIPS 83.7 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21502 Merchants Way
Katy, TX 77449
(281) 579-6777
fax (281) 578-6534

Credentials & registration

NPPES · NUCC
NPI registered
July 2017 — 9 yrs on file
Profile last updated
November 27, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
152W00000X — NUCC code
State licenses (2)
Texas #9285TG · Texas #9285

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033631478. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
440
Distinct HCPCS
9
Medicare allowed
$46,549
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 163 161 $129
92004 New patient complete exam of visual system 68 68 $154
92012 Established patient problem focused exam of visual system 66 57 $93
99213 Established patient office or other outpatient visit, 20-29 minutes 46 43 $93
92083 Exam of visual field with extended testing 29 29 $64
92133 Imaging of optic nerve 23 23 $35
92134 Imaging of retina 23 22 $40
76514 Ultrasound scan of cornea to determine thickness 11 11 $11
92002 New patient problem focused exam of visual system 11 11 $88

In context: peer comparison

Among 9 peers in Katy Optometrist, average services per provider: 62. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$120
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $80.53
Alcon Vision LLC 1 $23.77
Bausch & Lomb Americas INC. 1 $15.91

By nature of payment

Food and Beverage
$120

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
299
Patients
151
Total drug cost
$79,963
Drug Type Claims Patients Total cost
Latanoprost Generic 120 45 $2,511
Timolol Maleate Generic 43 15 $1,207
Restasis (Cyclosporine) Brand 32 20 $61,639
Lumigan (Bimatoprost) Brand 30 15 $12,889
Prednisolone Acetate Generic 27 25 $875
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 19 16 $336
Erythromycin (Erythromycin Base) Brand 16 15 $170
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 12 0 $337

Frequently asked questions

Auto-generated from federal data
What is Dr. Dorothy Chou's medical specialty?
Dr. Dorothy Chou practices Optometrist in Katy, TX.
Where does Dr. Dorothy Chou practice?
Dr. Dorothy Chou practices at 21502 Merchants Way, Katy, TX 77449. Office phone: 2815796777.
What is Dr. Dorothy Chou's NPI?
Dr. Dorothy Chou's National Provider Identifier (NPI) is 1033631478, issued by NPPES.
Does Dr. Dorothy Chou accept Medicare assignment?
Yes. Dr. Dorothy Chou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dorothy Chou 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); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.