Doctor profile · Federal record

Dr. Osvaldo Wesly, MD

Medical Oncology Physician (CMS: Hematology/Oncology) · Springfield, IL

  • NPI 1356441943
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
105 S Amos Ave
Springfield, IL 627041528
(217) 546-7100
fax (217) 546-7111
Mailing address
105 S. Amos Ave
Springfield, IL 62704

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
April 7, 2025
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Illinois #036-089289
Medicaid
IL #036089289

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356441943. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Octapharma USA, Inc. 1 $17.46

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
71
Patients
0
Total drug cost
$67,219
Drug Type Claims Patients Total cost
Procrit (Epoetin Alfa) Brand 19 0 $21,893
Diphenhydramine Hcl Generic 17 0 $482
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 13 0 $858
Efavirenz-Emtric-Tenofov Disop (Efavirenz/Emtricit/Tenofovr Df) Brand 11 0 $4,884
Oxycontin (Oxycodone Hcl) Brand 11 0 $39,101

Frequently asked questions

Auto-generated from federal data
What is Dr. Osvaldo Wesly's medical specialty?
Dr. Osvaldo Wesly practices Medical Oncology Physician in Springfield, IL.
Where does Dr. Osvaldo Wesly practice?
Dr. Osvaldo Wesly practices at 105 S Amos Ave, Springfield, IL 627041528. Office phone: 2175467100.
What is Dr. Osvaldo Wesly's NPI?
Dr. Osvaldo Wesly's National Provider Identifier (NPI) is 1356441943, issued by NPPES.
Does Dr. Osvaldo Wesly accept Medicare assignment?
Yes. Dr. Osvaldo Wesly accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.