NPI Registry
Contact usSign up free
Find providers by NPI
Individual

MICHAEL O'NEILL

Active
Sole proprietor
No

Provider details

NPI number
Gender
Man
Credential
M.D.

Contact information

Practice address
111 BEACH RD, FAIRFIELD, CT 06824-6668
(203) 696-3560
(203) 696-3563
Mailing address
111 BEACH RD, FAIRFIELD, CT 06824-6668
(203) 696-3560

Taxonomy

Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
66914
CT
208M00000X
Hospitalist Physician
305546
NY
208M00000X
Hospitalist Physician
66914
CT

Other

Enumeration date
03/29/2017
Last updated
06/25/2025
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
Product
  • Claims
  • Eligibility checks
  • EDI platform