DR. FEI SIU OD
NPI 1982965943
Optometrist in Wakefield, MA
About Dr. Fei Siu Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FEI SIU OD (NPI 1982965943) is an individual optometrist in Wakefield, Massachusetts, licensed in Hawaii (741) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS and is a graduate of New England College Of Optometry (2011).
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. Fei Siu 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 Reassignments
2Medicare enrollment records show Fei Siu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stoneham, MA 02180
- Reassigned Medicare billing, Massachusetts enrollment
- 8 clinicians in this Medicare group
Danvers, MA 01923
- Reassigned Medicare billing, Massachusetts enrollment
- 3 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 2
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 01880 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 12
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 Fei Siu's NPI number?
The NPI number for Fei Siu is 1982965943. It was assigned to this individual provider in the NPPES registry on June 6, 2012.
Where is Fei Siu located?
Fei Siu practices at 669 Main St, Wakefield, MA 01880. The listed phone number is (781) 245-5200.
What is Fei Siu's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Fei Siu enrolled in Medicare?
Yes. Fei Siu 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 Fei Siu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Fei Siu reassigns Medicare benefits to 2 organizations: Clear Vision Eye Center,inc (Stoneham, MA) and Parrelli Eye Associates LLC (Danvers, MA). 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 Fei Siu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Fei Siu accept?
Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana and Blue Cross and Blue Shield of Montana and 3 other insurers list Fei Siu 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 Fei Siu was last updated on July 12, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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. Fei Siu, OD · NPI 1982965943
Optometrist provider in Wakefield, Massachusetts. Individual provider, active in the CMS NPPES registry since June 6, 2012.
## Identity
- **NPI:** 1982965943 (Entity type: Individual)
- **Enumerated:** June 6, 2012
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 741 (Hawaii)
- **Sole proprietor:** No
## Practice location
- **Address:** 669 MAIN ST, Wakefield, MA 01880-5221
- **Phone:** (781) 245-5200 · **Fax:** (781) 246-3932
## 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): Clear Vision Eye Center,inc (NPI 1063605251, Stoneham, MA); Parrelli Eye Associates LLC (NPI 1356105704, Danvers, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New England College Of Optometry, class of 2011
## Record status
- **NPPES last updated:** July 12, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1982965943) · Data from the CMS NPPES public registry.