Individual
MICHAEL ANTONCHAK
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
550 1ST AVE, NEW YORK, NY 10016-6402
(212) 263-5506
Mailing address
550 1ST AVE, NEW YORK, NY 10016-6402
(212) 263-5506
Taxonomy
Speciality
Code
Description
License number
State
2080P0202X
Pediatric Cardiology Physician
Primary
315709
NY
390200000X
Student in an Organized Health Care Education/Training Program
—
—
Other
Enumeration date
05/01/2019
Last updated
08/14/2025
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