NPI Registry
Contact usSign up free
Find providers by NPI
Individual

CATHERINE S. YU

Active
Sole proprietor
No

Provider details

NPI number
Gender
F
Credential
M.D.

Contact information

Practice address
332 HANOVER ST, BOSTON, MA 02113-1901
(617) 643-8000
Mailing address
161 JACKSON ST, LOWELL, MA 01852-2103
(978) 937-9700
(978) 275-9890

Taxonomy

Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
216442
MA
207RI0200X
Infectious Disease Physician
216442
MA

Other

Other identifiers
Code
Description
Identifier
Issuer
State
05
2109972
MA
Enumeration date
05/02/2006
Last updated
04/15/2026
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