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DR. SAI OAK OD
NPI 1104712926
Optometrist in Sturgeon Bay, WI

Active since June 17, 2025PECOS EnrolledAccepts Medicare Assignment
165 N 3RD AVE, STURGEON BAY, WI 54235(920) 743-2020(920) 743-9601 Get Directions Write a Review

NPPES record last updated: September 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Sai Oak Od NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SAI OAK OD (NPI 1104712926) is an individual optometrist in Sturgeon Bay, Wisconsin, licensed in Wisconsin (4074-35) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS and is a graduate of Southern College Of Optometry (2025).

NPPES Registry Identity

NPI1104712926
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. SAI OAKCredential: OD
Location Address165 N 3RD AVESturgeon Bay, WI 54235-2415
Mailing Address165 N 3rd AveSturgeon Bay, WI 54235-2415 · (920) 743-2020
Phone(920) 743-2020
Fax(920) 743-9601
Sole ProprietorNo
Medical School CMSSouthern College Of OptometryGraduated 2025
Enumeration DateJune 17, 2025
Last NPPES UpdateSeptember 30, 2025
NPPES CertifiedSeptember 30, 2025
✔ NPI 1104712926 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in WI · 4074-35
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
165 N 3RD AVE, Sturgeon Bay, WI 54235
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Sai Oak 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.

PECOS PAC ID6305352584
PECOS Enrollment IDI20250723003119
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54235 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. LAUREN RENEE LODHOLZ O.D.
Optometrist
165 N 3RD AVE
STURGEON BAY, WI 54235
Door County (920) 743-2020
ANNIKA PAULSEN OD
Optometrist
165 N 3RD AVE
STURGEON BAY, WI 54235
Door County (920) 743-2020
DR. JOHN ERIC PAULSEN O.D.
Optometrist
165 N 3RD AVE
STURGEON BAY, WI 54235
Door County (920) 743-2020
DOOR COUNTY EYE ASSOCIATES, INC
Optometrist
165 N 3RD AVE
STURGEON BAY, WI 54235
Door County (920) 743-2020

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 Sai Oak's NPI number?

The NPI number for Sai Oak is 1104712926. It was assigned to this individual provider in the NPPES registry on June 17, 2025.

Where is Sai Oak located?

Sai Oak practices at 165 N 3rd Ave, Sturgeon Bay, WI 54235. The listed phone number is (920) 743-2020.

What is Sai Oak's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Sai Oak enrolled in Medicare?

Yes. Sai Oak 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.

What insurance does Sai Oak accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners and Network Health list Sai Oak 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 Sai Oak was last updated on September 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.