SIMPLY VISION OPTOMETRY
NPI 1265786842
Optometrist in San Leandro, CA
About Simply Vision Optometry NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIMPLY VISION OPTOMETRY (NPI 1265786842) is a healthcare organization registered as an optometrist in San Leandro, California and active in the NPI registry since November 2012. The organization lists Kalli K Leung, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Simply Vision Optometry is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by March 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Simply Vision Optometry, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Dr. Kalli Leung, O.D., Professional Corporation's NPI number?
The NPI number for Dr. Kalli Leung, O.D., Professional Corporation is 1265786842. It was assigned to this organization in the NPPES registry on November 2, 2012. The provider is doing business as Simply Vision Optometry.
Where is Dr. Kalli Leung, O.D., Professional Corporation located?
Dr. Kalli Leung, O.D., Professional Corporation is located at 1371 E 14th St Ste A, San Leandro, CA 94577. The listed phone number is (510) 895-2020.
What is Dr. Kalli Leung, O.D., Professional Corporation's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Dr. Kalli Leung, O.D., Professional Corporation enrolled in Medicare?
Yes. Dr. Kalli Leung, O.D., Professional Corporation is registered in the Medicare PECOS enrollment system.
When is Dr. Kalli Leung, O.D., Professional Corporation's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Dr. Kalli Leung, O.D., Professional Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Dr. Kalli Leung, O.D., Professional Corporation. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Dr. Kalli Leung, O.D., Professional Corporation was last updated on March 14, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Simply Vision Optometry · NPI 1265786842
Optometrist organization in San Leandro, California. Organization record, active in the CMS NPPES registry since November 2, 2012.
## Identity
- **NPI:** 1265786842 (Entity type: Organization)
- **Enumerated:** November 2, 2012
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Legal business name:** Dr. Kalli Leung, O.d., Professional Corporation
- **Organization subpart:** No
- **Authorized official:** Kalli Leung, PRESIDENT
## Practice location
- **Address:** 1371 E 14TH ST, STE A, San Leandro, CA 94577-4728
- **Phone:** (510) 895-2020 · **Fax:** (510) 895-2393
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Optometry) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 14, 2014
- **Other identifiers:** Medicare PIN GZ756A (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1265786842) · Data from the CMS NPPES public registry.