Individual
MR. DOUGLAS A TOMASIAN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
600 HART RD STE 100, BARRINGTON, IL 60010-2662
(815) 477-8900
(815) 477-7160
Mailing address
600 HART RD STE 100, BARRINGTON, IL 60010-2662
(815) 477-8900
(815) 477-7160
Taxonomy
Speciality
Code
Description
License number
State
207RC0000X
Cardiovascular Disease Physician
Primary
036096363
IL
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
036096363
STATE LICENSE
IL
05
—
036096363
—
IL
01
—
05625392
BC & BS OF ILLINOIS
IL
01
—
P00272058
RAILROAD MC
IL
Enumeration date
11/03/2006
Last updated
10/29/2025
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Contact us