NPI Registry
Contact usSign up free
Find providers by NPI
Individual

JOHN ROSS CLARK

Active
Sole proprietor
No

Provider details

NPI number
Gender
Man

Contact information

Practice address
55 FRUIT STREET, YAW 7B MASS GENERAL HOSPITAL, BOSTON, MA 02114-2696
(617) 724-4000
(617) 643-1915
Mailing address
PO BOX 9142, MASS GENERAL PHYSICIANS ORGANIZATION INC, CHARLESTOWN, MA 02129-9142
(617) 724-4000
(617) 643-1915

Taxonomy

Speciality
Code
Description
License number
State
207RH0003X
Hematology & Oncology Physician
Primary
49154
MA

Other

Other identifiers
Code
Description
Identifier
Issuer
State
05
6194613
MA
01
J02760
BLUE CROSS BLUE SHIELD
Enumeration date
04/28/2006
Last updated
01/16/2013
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