DR. IVANA HWANG OD
NPI 1235617424
Optometrist in Los Gatos, CA
About Dr. Ivana Hwang Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. IVANA HWANG OD (NPI 1235617424) is an individual optometrist in Los Gatos, California, licensed in California (34016TLG) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Ivana Hwang Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ivana Hwang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Jose, CA 95123
- Reassigned Medicare billing, California enrollment
- 2 clinicians in this Medicare group
San Diego, CA 92128
- Reassigned Medicare billing, California enrollment
- 236 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 95032 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS GATOS, CA 95032
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 Ivana Hwang's NPI number?
The NPI number for Ivana Hwang is 1235617424. It was assigned to this individual provider in the NPPES registry on July 31, 2018.
Where is Ivana Hwang located?
Ivana Hwang practices at 15563 Union Ave, Los Gatos, CA 95032. The listed phone number is (408) 377-2020.
What is Ivana Hwang's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Ivana Hwang enrolled in Medicare?
Yes. Ivana Hwang is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ivana Hwang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ivana Hwang reassigns Medicare benefits to 2 organizations: Kim Khanh Nguyen Od Inc (San Jose, CA) and Total Vision PC (San Diego, 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 Ivana Hwang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ivana Hwang accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Ivana Hwang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Ivana Hwang was last updated on July 31, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Ivana Hwang, OD · NPI 1235617424
Optometrist provider in Los Gatos, California. Individual provider, active in the CMS NPPES registry since July 31, 2018.
## Identity
- **NPI:** 1235617424 (Entity type: Individual)
- **Enumerated:** July 31, 2018
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 34016TLG (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 15563 UNION AVE, Los Gatos, CA 95032-3904
- **Phone:** (408) 377-2020
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Kim Khanh Nguyen Od Inc (NPI 1629470950, San Jose, CA); Total Vision PC (NPI 1356813711, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 31, 2018
---
Source: [NPI Profile](https://npiprofile.com/npi/1235617424) · Data from the CMS NPPES public registry.