1. Home
  2. Directory
  3. Wisconsin
  4. Hudson
  5. Optometrist
  6. NPI Profile

RITZINGER OPTOMETRIC CLINIC SC
NPI 1407816929
Optometrist in Hudson, WI

Active since March 27, 2006
211 SECOND ST, HUDSON, WI 54016(715) 386-2020(715) 386-1600 Get Directions Write a Review

NPPES record last updated: November 12, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ritzinger Optometric Clinic Sc NPPES

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

RITZINGER OPTOMETRIC CLINIC SC (NPI 1407816929) is a healthcare organization registered as an optometrist in Hudson, Wisconsin and active in the NPI registry since March 2006. The organization lists Mark L. Ritzinger, Owner, as its authorized official.

NPPES Registry Identity

NPI1407816929
Entity TypeOrganization
Primary Taxonomy152W00000X
Legal Business NameRITZINGER OPTOMETRIC CLINIC SC
Location Address211 SECOND STHudson, WI 54016
Mailing Address211 Second StHudson, WI 54016 · (715) 386-2020 · Fax (715) 386-1600
Phone(715) 386-2020
Fax(715) 386-1600
Organization SubpartYes
Authorized OfficialMark L. RitzingerOwner · (715) 425-7235
Enumeration DateMarch 27, 2006
Last NPPES UpdateNovember 12, 2009
✔ NPI 1407816929 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
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.
211 SECOND ST, Hudson, WI 54016
Open in Google Maps ↗

Other Identifiers 1

Medicare NSC0192060003WI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, HealthPartners.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ritzinger Optometric Clinic Sc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Ritzinger Optometric Clinic Sc, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (2)

Julie Lee, OD
Optometry
NPI 1093703118
711 N MAIN ST
River Falls, WI 54022
(715) 425-7235
✔ PECOS✔ Accepts Medicare10 mi
John Lee, O.D.
Optometry
NPI 1063517399
110 BROAD ST N
Prescott, WI 54021
(715) 262-1112
✔ PECOS✔ Accepts Medicare16 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Ritzinger Optometric Clinic Sc's NPI number?

The NPI number for Ritzinger Optometric Clinic Sc is 1407816929. It was assigned to this organization in the NPPES registry on March 27, 2006.

Where is Ritzinger Optometric Clinic Sc located?

Ritzinger Optometric Clinic Sc is located at 211 Second St, Hudson, WI 54016. The listed phone number is (715) 386-2020.

What is Ritzinger Optometric Clinic Sc's specialty?

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

Is Ritzinger Optometric Clinic Sc enrolled in Medicare?

Yes. Ritzinger Optometric Clinic Sc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ritzinger Optometric Clinic Sc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Optometry, reassign their Medicare billing to Ritzinger Optometric Clinic Sc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Ritzinger Optometric Clinic Sc accept?

Health plans from Anthem Blue Cross and Blue Shield and HealthPartners list Ritzinger Optometric Clinic Sc 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 Ritzinger Optometric Clinic Sc was last updated on November 12, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.