Organization
ON SITE HEALTH SERVICES PC
Active
Organization subpart
No
Provider details
NPI number
Authorized official
GARY ITZENSON O.D (OWNER DIRECTOR ACTIVE, ATTENDING)
(610) 825-8210
Entity
Organization
Contact information
Practice address
482 NORRISTOWN RD, SUITE 111, BLUE BELL, PA 19422-2349
(610) 825-8210
(610) 825-8208
Mailing address
490 NORRISTOWN RD STE 151, BLUE BELL, PA 19422-2350
(610) 825-8210
(610) 825-8208
Taxonomy
Speciality
Code
Description
License number
State
152W00000X
Optometrist
27OA00437400
NJ
152W00000X
Optometrist
Primary
OE006115T
PA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
100775693000
—
PA
05
—
2205211
—
NJ
Enumeration date
06/17/2005
Last updated
02/06/2026
Update your record
If you believe information in your NPPES record is inaccurate, or if you wish to update or deactivate your NPI, you can do so directly with CMS at https://nppes.cms.hhs.gov.
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign up