Doctor profile · Federal record

Dr. Martha Diaz, O.D.

Optometrist (CMS: Optometry) · Houston, TX

  • NPI 1225146889
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3305 Orlando St
Houston, TX 770934854
(713) 742-5244
fax (713) 742-5739
Mailing address
1119 Turnberry Park Ln
Spring, TX 773738275

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
August 26, 2009
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Texas #5691TG
Medicaid
TX #150973901

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225146889. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$84
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 3 $50.47
Johnson & Johnson Vision Care, INC. 1 $33.31

By nature of payment

Food and Beverage
$84

Frequently asked questions

Auto-generated from federal data
What is Dr. Martha Diaz's medical specialty?
Dr. Martha Diaz practices Optometrist in Houston, TX.
Where does Dr. Martha Diaz practice?
Dr. Martha Diaz practices at 3305 Orlando St, Houston, TX 770934854. Office phone: 7137425244.
What is Dr. Martha Diaz's NPI?
Dr. Martha Diaz's National Provider Identifier (NPI) is 1225146889, issued by NPPES.
Does Dr. Martha Diaz accept Medicare assignment?
Yes. Dr. Martha Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.