Doctor profile · Federal record

Dr. Maria Teresa Guillermo

Family Nurse Practitioner (CMS: Nurse Practitioner) · Irving, TX

  • NPI 1679210439
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8019 N Macarthur Blvd Apt 1073
Irving, TX 750636150
(206) 853-6542

Credentials & registration

NPPES · NUCC
NPI registered
May 2022 — 4 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Texas #1076976

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679210439. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$503
Transactions
24
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 2 $117.96
Novo Nordisk INC 5 $79.62
Otsuka America Pharmaceutical, INC. 3 $61.57
Xeris Pharmaceuticals, INC. 2 $39.56
Lilly USA, LLC 2 $29.50
Inspire Medical Systems, INC. 1 $22.24
Ironshore Pharmaceuticals INC. 1 $20.71
Scilex Pharmaceuticals INC. 1 $19.99
Amgen INC. 1 $19.55
Sanofi-Aventis U.S. LLC 1 $16.62
Lundbeck LLC 1 $16.13
Idorsia Pharmaceuticals US INC 1 $15.19
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $15.08
Currax Pharmaceuticals LLC 1 $14.54
Abbvie INC. 1 $14.34

By nature of payment

Food and Beverage
$503

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Teresa Guillermo's medical specialty?
Dr. Maria Teresa Guillermo practices Family Nurse Practitioner in Irving, TX.
Where does Dr. Maria Teresa Guillermo practice?
Dr. Maria Teresa Guillermo practices at 8019 N Macarthur Blvd Apt 1073, Irving, TX 750636150. Office phone: 2068536542.
What is Dr. Maria Teresa Guillermo's NPI?
Dr. Maria Teresa Guillermo's National Provider Identifier (NPI) is 1679210439, issued by NPPES.
Does Dr. Maria Teresa Guillermo accept Medicare assignment?
Yes. Dr. Maria Teresa Guillermo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.