DR. ALEX WONG QUACH OD
NPI 1104488634
Optometrist in Wilmington, DE
About Dr. Alex Wong Quach Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEX WONG QUACH OD (NPI 1104488634) is an individual optometrist in Wilmington, Delaware, licensed in Delaware (I3-0001427) and active in the NPI registry since July 2019. He is enrolled in Medicare PECOS and is a graduate of Pennsylvania College Of Optometry (2019).
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 and accepts Medicare assignment
Dr. Alex Wong Quach Od 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 Reassignment
Medicare enrollment records show Alex Quach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Wilmington, DE 19810
- Reassigned Medicare billing, Delaware enrollment
- 17 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.
Areas of Expertise CMS Part B claims 9
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19810 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 4
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 Alex Quach's NPI number?
The NPI number for Alex Quach is 1104488634. It was assigned to this individual provider in the NPPES registry on July 4, 2019.
Where is Alex Quach located?
Alex Quach practices at 3509 Silverside Rd, Wilmington, DE 19810. The listed phone number is (302) 479-3937.
What is Alex Quach's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Alex Quach enrolled in Medicare?
Yes. Alex Quach 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 organization bills Medicare for Alex Quach's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alex Quach reassigns Medicare benefits to Delaware Ophthalmology Consultants PA (Wilmington, DE). The 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 Alex Quach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alex Quach accept?
Health plans from AmeriHealth Caritas Next, Highmark Blue Cross Blue Shield Delaware and Providence Health Plan list Alex Quach 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 Alex Quach was last updated on October 18, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Alex Wong Quach, OD · NPI 1104488634
Optometrist provider in Wilmington, Delaware. Individual provider, active in the CMS NPPES registry since July 4, 2019.
## Identity
- **NPI:** 1104488634 (Entity type: Individual)
- **Enumerated:** July 4, 2019
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** I3-0001427 (Delaware)
- **Sole proprietor:** No
## Practice location
- **Address:** 3509 SILVERSIDE RD, Wilmington, DE 19810-4903
- **Phone:** (302) 479-3937
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Delaware Ophthalmology Consultants PA (NPI 1467496638, Wilmington, DE), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pennsylvania College Of Optometry, class of 2019
## Record status
- **NPPES last updated:** October 18, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1104488634) · Data from the CMS NPPES public registry.