Doctor profile · Federal record

Dr. William Tadlock, O.D.

Optometrist (CMS: Optometry) · Houston, TX

  • NPI 1043443849
  • Accepts Medicare
  • MIPS 96.5 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6699 Chimney Rock RD, Ste. 103
Houston, TX 770815358
(713) 661-6500

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Texas #7358T

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043443849. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,455
Distinct HCPCS
10
Medicare allowed
$113,877
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 427 284 $127
92012 Established patient problem focused exam of visual system 139 96 $91
92202 Extended exam of the back part of the eye with optic nerve drawing 122 109 $16
92083 Exam of visual field with extended testing 107 78 $63
92004 New patient complete exam of visual system 103 103 $152
92201 Extended exam of the back part of the eye with retinal drawing 99 90 $25
92020 Exam of the internal drainage system of eye 89 83 $28
92133 Imaging of optic nerve 72 71 $34
92134 Imaging of retina 68 61 $40
76514 Ultrasound scan of cornea to determine thickness 65 63 $11

In context: peer comparison

Among 114 peers in Houston Optometrist, average services per provider: 60. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$316
Transactions
10
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Sun Pharmaceutical Industries INC. 4 $171.38
Abbvie INC. 3 $65.16
Dompe US, INC. 1 $30.63
Harrow Eye, LLC 1 $29.68
Alcon Vision LLC 1 $18.95

By nature of payment

Food and Beverage
$316

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,057
Patients
331
Total drug cost
$467,245
Drug Type Claims Patients Total cost
Latanoprost Generic 390 123 $11,133
Lumigan (Bimatoprost) Brand 130 41 $88,240
Xiidra (Lifitegrast) Brand 92 46 $160,036
Restasis (Cyclosporine) Brand 84 39 $129,539
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 77 26 $2,308
Prednisolone Acetate Generic 49 27 $3,702
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 38 29 $491
Timolol Maleate Generic 34 0 $467
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 32 0 $24,932
Brimonidine Tartrate Generic 25 0 $2,986

Frequently asked questions

Auto-generated from federal data
What is Dr. William Tadlock's medical specialty?
Dr. William Tadlock practices Optometrist in Houston, TX.
Where does Dr. William Tadlock practice?
Dr. William Tadlock practices at 6699 Chimney Rock RD, Houston, TX 770815358. Office phone: 7136616500.
What is Dr. William Tadlock's NPI?
Dr. William Tadlock's National Provider Identifier (NPI) is 1043443849, issued by NPPES.
Does Dr. William Tadlock accept Medicare assignment?
Yes. Dr. William Tadlock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Tadlock commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Extended exam of the back part of the eye with optic nerve drawing (HCPCS 92202). Source: CMS Medicare Physician & Other Practitioners file.