NPI Registry
Contact usSign up free
Find providers by NPI
Individual

O'NEIL R MASON

Active
Sole proprietor
Yes

Provider details

NPI number
Gender
Man
Credential
M.D.

Contact information

Practice address
100 MADISON AVE, MORRISTOWN, NJ 07960-6136
(973) 971-7416
(973) 401-2470
Mailing address
PO BOX 416457, BOSTON, MA 02241-6457
(844) 362-1735
(973) 290-7495

Taxonomy

Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
266546
NY
207RC0000X
Cardiovascular Disease Physician
036152383
IL
207RC0000X
Cardiovascular Disease Physician
Primary
25MA11494000
NJ

Other

Enumeration date
01/21/2012
Last updated
09/01/2022
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