SARA J RIEGERT MD
NPI 1013908664
Obstetrics & Gynecology in Fond Du Lac, WI

Active since November 02, 2005PECOS EnrolledAccepts Medicare Assignment
420 E DIVISION ST, FOND DU LAC, WI 54935(920) 926-8450 Get Directions Write a Review

NPPES record last updated: December 16, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 16, 2020, Mar 2, 2016 (2 updates tracked since 2016).

About Sara J Riegert Md NPPES

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

SARA J RIEGERT MD (NPI 1013908664) is an individual obstetrics & gynecology provider in Fond Du Lac, Wisconsin, licensed in Wisconsin (47969) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS, is affiliated with St. Agnes Hospital Hospice, and is a graduate of University Of Wisconsin School Of Medicine (2001).

NPPES Registry Identity

NPI1013908664
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameSARA J RIEGERTCredential: MD
Location Address420 E DIVISION STFond Du Lac, WI 54935-4560
Mailing Address420 E Division StFond Du Lac, WI 54935-4560 · (920) 926-8340 · Fax (920) 926-8370
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2001
Enumeration DateNovember 2, 2005
Last NPPES UpdateDecember 16, 20202 updates tracked since enumeration
NPPES CertifiedDecember 16, 2020
NPI 1013908664 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in WI · 47969
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

420 E DIVISION ST, Fond Du Lac, WI 54935

Other Names 1

Former Name (1)Sara J Dennis Md

Other Identifiers 1

Medicaid34648400WI

Accepted 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

Sara J Riegert Md 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 ID8628010832
PECOS Enrollment IDI20050527000409
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.

Areas of Expertise CMS Part B claims

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.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
13 services13 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St. Agnes Hospital Hospice

Acute Care Hospitals · Fond Du Lac, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520088
Location430 E Division StFond Du Lac, WI 54935 · Fond Du Lac County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54935 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 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
420 E DIVISION ST
FOND DU LAC, WI 54935
Urology
420 E DIVISION ST
FOND DU LAC, WI 54935
Psychologist
420 E DIVISION ST
FOND DU LAC, WI 54935
Nurse Practitioner (Psychiatric/Mental Health)
420 E DIVISION ST
FOND DU LAC, WI 54935
Nurse Practitioner
420 E DIVISION ST
FOND DU LAC, WI 54935
Nurse Practitioner (Family)
420 E DIVISION ST
FOND DU LAC, WI 54935
Urology
420 E DIVISION ST
FOND DU LAC, WI 54935
Pediatrics
420 E DIVISION ST
FOND DU LAC, WI 54935

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 Sara Riegert's NPI number?

The NPI number for Sara Riegert is 1013908664. It was assigned to this individual provider in the NPPES registry on November 2, 2005. The provider is also known as Sara J Dennis MD.

Where is Sara Riegert located?

Sara Riegert practices at 420 E Division St, Fond Du Lac, WI 54935. The listed phone number is (920) 926-8450.

What is Sara Riegert's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Sara Riegert enrolled in Medicare?

Yes. Sara Riegert 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 Sara Riegert accept?

Health plans from Anthem Blue Cross and Blue Shield, Network Health and Quartz list Sara Riegert 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.

Is Sara Riegert affiliated with any hospitals?

According to CMS data, Sara Riegert is affiliated with St. Agnes Hospital Hospice.

When was this NPI record last updated?

The NPPES record for Sara Riegert was last updated on December 16, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.