Doctor profile · Federal record

Dr. Vincent Doan, DO

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Grayslake, IL

  • NPI 1215671391
  • 4 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1275 E Belvidere RD Ste 250
Grayslake, IL 600302084
(847) 535-7157
fax (847) 535-7399
Mailing address
330 Stevens CT
Grayslake, IL 600303533

Credentials & registration

NPPES · NUCC
NPI registered
April 2022 — 4 yrs on file
Profile last updated
February 19, 2026
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036177083

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215671391. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$302
Transactions
11
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 9 $270.81
Sumitomo Pharma America, INC. 1 $17.11
Exact Sciences Corporation 1 $13.75

By nature of payment

Food and Beverage
$302

Frequently asked questions

Auto-generated from federal data
What is Dr. Vincent Doan's medical specialty?
Dr. Vincent Doan practices Internal Medicine Physician in Grayslake, IL.
Where does Dr. Vincent Doan practice?
Dr. Vincent Doan practices at 1275 E Belvidere RD Ste 250, Grayslake, IL 600302084. Office phone: 8475357157.
What is Dr. Vincent Doan's NPI?
Dr. Vincent Doan's National Provider Identifier (NPI) is 1215671391, issued by NPPES.
Does Dr. Vincent Doan accept Medicare assignment?
Dr. Vincent Doan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.