ANNEY HAN O.D.
NPI 1639592496
Optometrist in San Leandro, CA
About Anney Han O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANNEY HAN O.D. (NPI 1639592496) is an individual optometrist in San Leandro, California, licensed in California (14847) and active in the NPI registry since January 2014. She is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (2013).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Anney Han O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Anney Han reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Castro Valley, CA 94546
- Reassigned Medicare billing, California enrollment
- 12 clinicians in this Medicare group
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94577 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Anney Han's NPI number?
The NPI number for Anney Han is 1639592496. It was assigned to this individual provider in the NPPES registry on January 30, 2014.
Where is Anney Han located?
Anney Han practices at 420 Estudillo Ave, San Leandro, CA 94577. The listed phone number is (510) 614-1515.
What is Anney Han's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Anney Han enrolled in Medicare?
Yes. Anney Han is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Anney Han's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anney Han reassigns Medicare benefits to 2 organizations: For Your Eyes Only Ophthalmic Medical Corp. (Castro Valley, CA) and Permanente Medical Group Inc (San Francisco, CA). Each 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 Anney Han's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Anney Han was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Anney Han, O.D. · NPI 1639592496
Optometrist provider in San Leandro, California. Individual provider, active in the CMS NPPES registry since January 30, 2014.
## Identity
- **NPI:** 1639592496 (Entity type: Individual)
- **Enumerated:** January 30, 2014
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 14847 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 420 ESTUDILLO AVE, San Leandro, CA 94577-4908
- **Phone:** (510) 614-1515
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): For Your Eyes Only Ophthalmic Medical Corp. (NPI 1861991234, Castro Valley, CA); Permanente Medical Group Inc (NPI 1841373800, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California - School Of Optometry, class of 2013
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1639592496) · Data from the CMS NPPES public registry.