Doctor profile · Federal record

Dr. Andrea Chiavarini, MD

Addiction Medicine (Preventive Medicine) Physician · Obstetrics & Gynecology Physician · Obstetrics & Gynecology Physician · Portland, OR

  • NPI 1255536405
  • 19 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1535 N Williams Ave
Portland, OR 972271885
(503) 238-2067
Additional location
1616 E Burnside St
Portland, OR 972141453
(971) 271-6066
Mailing address
232 Nw 6Th Ave
Portland, OR 972093609

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
July 14, 2025
Specialty taxonomy
2083A0300X — NUCC code
State licenses (2)
Oregon #MD27441 · Washington #MD60170852

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255536405. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$37
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Indivior INC. 1 $36.79

By nature of payment

Food and Beverage
$37

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
241
Patients
97
Total drug cost
$5,794
Drug Type Claims Patients Total cost
Gabapentin Generic 45 20 $351
Promethazine Hcl Generic 34 15 $160
Lorazepam Generic 32 16 $180
Quetiapine Fumarate Generic 30 18 $212
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 29 14 $4,229
Tizanidine Hcl Generic 27 14 $173
Prazosin Hcl Generic 16 0 $130
Trazodone Hcl Generic 16 0 $106
Hydroxyzine Hcl Generic 12 0 $254

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Chiavarini's medical specialty?
Dr. Andrea Chiavarini practices Addiction Medicine (Preventive Medicine) Physician in Portland, OR.
Where does Dr. Andrea Chiavarini practice?
Dr. Andrea Chiavarini practices at 1535 N Williams Ave, Portland, OR 972271885. Office phone: 5032382067.
What is Dr. Andrea Chiavarini's NPI?
Dr. Andrea Chiavarini's National Provider Identifier (NPI) is 1255536405, issued by NPPES.