Doctor profile · Federal record

Dr. Ian Powell, M.D.

Addiction Medicine (Internal Medicine) Physician (CMS: Addiction Medicine) · Addiction (Substance Use Disorder) Psychologist · Internal Medicine Physician · Oconomowoc, WI

  • NPI 1346212545
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
34700 Valley RD
Oconomowoc, WI 530664500
(262) 646-1391
fax (262) 646-1393

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 20, 2012
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RA0401X — NUCC code
State license (1)
Wisconsin #39133
Medicaid
WI #32580600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346212545. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ironshore Pharmaceuticals INC. 1 $37.82

By nature of payment

Food and Beverage
$38

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
135
Patients
0
Total drug cost
$11,664
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 41 0 $10,707
Quetiapine Fumarate Generic 25 0 $187
Lamotrigine Generic 20 0 $151
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 15 0 $121
Zolpidem Tartrate Generic 12 0 $31
Doxepin Hcl Generic 11 0 $162
Prazosin Hcl Generic 11 0 $305

Frequently asked questions

Auto-generated from federal data
What is Dr. Ian Powell's medical specialty?
Dr. Ian Powell practices Addiction Medicine (Internal Medicine) Physician in Oconomowoc, WI.
Where does Dr. Ian Powell practice?
Dr. Ian Powell practices at 34700 Valley RD, Oconomowoc, WI 530664500. Office phone: 2626461391.
What is Dr. Ian Powell's NPI?
Dr. Ian Powell's National Provider Identifier (NPI) is 1346212545, issued by NPPES.
Does Dr. Ian Powell accept Medicare assignment?
Yes. Dr. Ian Powell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.