Doctor profile · Federal record

Dr. Maria Diestro, FNP

Nurse Practitioner · Port Arthur, TX

  • NPI 1013916634
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2548 Memorial Blvd
Port Arthur, TX 776402825
(409) 983-1161
fax (409) 983-4933

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
August 2, 2011
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Texas #451821
Medicaid
TX #126826002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013916634. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$102
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 4 $66.55
Teva Pharmaceuticals USA, INC. 1 $20.27
Kyowa Kirin, INC. 1 $14.88

By nature of payment

Food and Beverage
$102

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,229
Patients
458
Total drug cost
$16,494
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 228 76 $2,929
Amlodipine Besylate Generic 117 42 $853
Metformin Hcl Generic 106 40 $754
Gabapentin Generic 103 35 $2,596
Fluticasone Propionate Generic 86 41 $2,047
Omeprazole Generic 81 38 $1,484
Lisinopril Generic 63 25 $691
Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) Brand 62 27 $860
Levothyroxine Sodium Generic 61 18 $774
Montelukast Sodium Generic 57 22 $763

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Diestro's medical specialty?
Dr. Maria Diestro practices Nurse Practitioner in Port Arthur, TX.
Where does Dr. Maria Diestro practice?
Dr. Maria Diestro practices at 2548 Memorial Blvd, Port Arthur, TX 776402825. Office phone: 4099831161.
What is Dr. Maria Diestro's NPI?
Dr. Maria Diestro's National Provider Identifier (NPI) is 1013916634, issued by NPPES.
Does Dr. Maria Diestro accept Medicare assignment?
Yes. Dr. Maria Diestro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.