Individual
HOWARD GUAN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
340 RANCHEROS DRIVE, SUITES 164/166, SAN MARCOS, CA 92069
(760) 598-0400
(760) 290-7044
Mailing address
340 RANCHEROS DRIVE, SUITES 164/166, SAN MARCOS, CA 92069
(760) 598-0400
(760) 290-7044
Taxonomy
Speciality
Code
Description
License number
State
207W00000X
Ophthalmology Physician
A119766
CA
207WX0009X
Glaucoma Specialist (Ophthalmology) Physician
Primary
A119766
CA
Other
Enumeration date
03/07/2011
Last updated
10/21/2025
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