NPI Registry
Contact usSign up free
Find providers by NPI
Individual

FREDERICK JOSEPH AST

Active
Sole proprietor
Yes

Provider details

NPI number
Gender
Man
Credential
MD

Contact information

Practice address
35 E 30TH ST, STE 1A, NEW YORK, NY 10016-7325
(212) 725-7027
(212) 725-0433
Mailing address
35 E 30TH ST, STE 1A, NEW YORK, NY 10016-7325
(212) 725-7027
(212) 725-0433

Taxonomy

Speciality
Code
Description
License number
State
207K00000X
Allergy & Immunology Physician
1783111
NY
207R00000X
Internal Medicine Physician
1783111
NY
207RR0500X
Rheumatology Physician
Primary
1783111
NY
207RR0500X
Rheumatology Physician
77224
AZ

Other

Enumeration date
03/02/2006
Last updated
12/09/2025
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