Doctor profile · Federal record

Dr. Alisha Diaz

Allergy & Immunology Physician · Physician Assistant · Southlake, TX

  • NPI 1609411222
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 E Southlake Blvd Ste 300
Southlake, TX 760926376
(817) 421-0770
fax (817) 421-4759
Mailing address
7777 Royal Ln
Dallas, TX 752303711

Credentials & registration

NPPES · NUCC
NPI registered
November 2019 — 7 yrs on file
Profile last updated
April 11, 2022
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Texas #PA13170

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609411222. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,155
Transactions
108
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 19 $599.92
Genzyme Corporation 12 $328.48
Takeda Pharmaceuticals U.S.A., INC. 11 $258.19
Abbvie INC. 9 $206.15
Blueprint Medicines Corporation 10 $199.16
Genentech USA, INC. 7 $184.61
Regeneron Healthcare Solutions, INC. 7 $178.22
Novartis Pharmaceuticals Corporation 8 $171.33
Csl Behring 6 $141.83
GlaxoSmithKline, LLC. 5 $98.54
Octapharma USA, INC. 4 $96.18
Sanofi-Aventis U.S. LLC 1 $92.00
Leo Pharma INC. 3 $73.13
Pfizer INC. 3 $66.00
Mylan Specialty L.P. 3 $65.44

By nature of payment

Food and Beverage
$3,063
Education
$92

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
45
Patients
0
Total drug cost
$17,225
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 17 0 $95
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 16 0 $17,067
Azithromycin Generic 12 0 $62

Frequently asked questions

Auto-generated from federal data
What is Dr. Alisha Diaz's medical specialty?
Dr. Alisha Diaz practices Allergy & Immunology Physician in Southlake, TX.
Where does Dr. Alisha Diaz practice?
Dr. Alisha Diaz practices at 900 E Southlake Blvd Ste 300, Southlake, TX 760926376. Office phone: 8174210770.
What is Dr. Alisha Diaz's NPI?
Dr. Alisha Diaz's National Provider Identifier (NPI) is 1609411222, issued by NPPES.