Doctor profile · Federal record

Dr. Alexandria Tarvainis, DNP, FNP-BC

Nurse Practitioner · Oak Brook, IL

  • NPI 1447939822
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3011 Butterfield RD Ste 240
Oak Brook, IL 605233132
(630) 348-3840
Mailing address
Po Box 713260
Chicago, IL 606771260

Credentials & registration

NPPES · NUCC
NPI registered
July 2023 — 3 yrs on file
Profile last updated
October 6, 2023
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Illinois #209024538

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447939822. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,754
Transactions
177
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 37 $1,046.57
Lilly USA, LLC 35 $805.59
Novo Nordisk Inc 25 $673.85
Xeris Pharmaceuticals, Inc. 15 $540.38
Boehringer Ingelheim Pharmaceuticals, Inc. 9 $335.46
AIMMUNE THERAPEUTICS, INC. 6 $295.78
AstraZeneca Pharmaceuticals LP 7 $240.78
Bayer Healthcare Pharmaceuticals Inc. 8 $211.02
Corcept Therapeutics 6 $195.52
Currax Pharmaceuticals LLC 19 $162.96
Axsome Therapeutics, Inc. 5 $153.72
VIVUS LLC 1 $24.88
TheracosBio, LLC 2 $21.84
Rhythm Pharmaceuticals, Inc. 1 $15.67
Esperion Therapeutics, Inc. 1 $15.28

By nature of payment

Food and Beverage
$4,750
Education
$4

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$206
Drug Type Claims Patients Total cost
Metformin Hcl Er (Metformin Hcl) Brand 12 0 $206

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexandria Tarvainis's medical specialty?
Dr. Alexandria Tarvainis practices Nurse Practitioner in Oak Brook, IL.
Where does Dr. Alexandria Tarvainis practice?
Dr. Alexandria Tarvainis practices at 3011 Butterfield RD Ste 240, Oak Brook, IL 605233132. Office phone: 6303483840.
What is Dr. Alexandria Tarvainis's NPI?
Dr. Alexandria Tarvainis's National Provider Identifier (NPI) is 1447939822, issued by NPPES.
Does Dr. Alexandria Tarvainis accept Medicare assignment?
Yes. Dr. Alexandria Tarvainis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.