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MARK SCHATEN
NPI 1356458632
Internal Medicine in Delafield, WI

Active since August 24, 2006PECOS Enrolled
S4W31227 HIDDEN HOLW, DELAFIELD, WI 53018(920) 948-9301 Get Directions Write a Review

NPPES record last updated: May 24, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 24, 2021, Aug 7, 2019, Apr 20, 2018 (3 updates tracked since 2018).

About Mark Schaten NPPES

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

MARK SCHATEN (NPI 1356458632) is an individual internal medicine provider in Delafield, Wisconsin, licensed in Wisconsin (43023) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356458632
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK SCHATEN
Location AddressS4W31227 HIDDEN HOLWDelafield, WI 53018-3264
Mailing AddressS4w31227 Hidden HolwDelafield, WI 53018-3264
Phone(920) 948-9301
Sole ProprietorNo
Enumeration DateAugust 24, 2006
Last NPPES UpdateMay 24, 20213 updates tracked since enumeration
✔ NPI 1356458632 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 43023
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
S4W31227 HIDDEN HOLW, Delafield, WI 53018
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark Schaten is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

4

Medicare enrollment records show Mark Schaten reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ascension Medical Group-Southeast Wisconsin Inc
24 mi
Internal Medicine
400 W RIVER WOODS PKWY
Glendale, WI 53212
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,343 clinicians in this Medicare group
NPI 1609881077 (414) 465-3000
Mercy Health System Corporation
41 mi
Mental Health (Including Community Mental Health Center)
903 MINERAL POINT AVE
Janesville, WI 53548
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,155 clinicians in this Medicare group
NPI 1669685129 (608) 756-5555
University Of Pittsburgh Physicians
435 mi
Neurological Surgery
425 W FIFTH ST, EAST LIVERPOOL CITY HOSPITAL
East Liverpool, OH 43920
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 7,114 clinicians in this Medicare group
NPI 1811945793 (330) 386-3195
Upmc Altoona
543 mi
General Acute Care Hospital
620 HOWARD AVE.
Altoona, PA 16601
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 291 clinicians in this Medicare group
NPI 1497831655 (814) 889-2223

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53018 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
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Mark Schaten's NPI number?

The NPI number for Mark Schaten is 1356458632. It was assigned to this individual provider in the NPPES registry on August 24, 2006.

Where is Mark Schaten located?

Mark Schaten practices at S4w31227 Hidden Holw, Delafield, WI 53018. The listed phone number is (920) 948-9301.

What is Mark Schaten's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Schaten enrolled in Medicare?

Yes. Mark Schaten is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mark Schaten's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Schaten reassigns Medicare benefits to 4 organizations: Ascension Medical Group-Southeast Wisconsin Inc (Glendale, WI), Mercy Health System Corporation (Janesville, WI), University Of Pittsburgh Physicians (East Liverpool, OH) and Upmc Altoona (Altoona, PA). 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 Mark Schaten's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Schaten accept?

Health plans from CareSource list Mark Schaten 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 Mark Schaten was last updated on May 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.