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DR. NICOLE ERIN ST. CLAIR MD
NPI 1437123429
Hospitalist in Madison, WI

Active since February 15, 2006PECOS Enrolled
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-8558(608) 265-8074 Get Directions Write a Review

NPPES record last updated: January 26, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 26, 2021, Dec 15, 2017 (2 updates tracked since 2017).

About Dr. Nicole Erin St. Clair Md NPPES

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

DR. NICOLE ERIN ST. CLAIR MD (NPI 1437123429) is an individual hospitalist provider in Madison, Wisconsin, licensed in Wisconsin (50205) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1437123429
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. NICOLE ERIN ST. CLAIRCredential: MD
Location Address600 HIGHLAND AVEMadison, WI 53792-4874
Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531
Phone(608) 263-8558
Fax(608) 265-8074
Sole ProprietorNo
Enumeration DateFebruary 15, 2006
Last NPPES UpdateJanuary 26, 20212 updates tracked since enumeration
NPPES CertifiedJanuary 26, 2021
✔ NPI 1437123429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in WI · 50205
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedPediatricsTaxonomy 208000000X · License 50205 (WI)
600 HIGHLAND AVE, Madison, WI 53792
Open in Google Maps ↗

Other Identifiers 1

Medicaid1437123429WI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nicole Erin St. Clair Md 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

2

Medicare enrollment records show Nicole St. Clair reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dean Health Systems, Inc
2.4 mi
Allergy & Immunology
1211 FISH HATCHERY RD
Madison, WI 53715
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,377 clinicians in this Medicare group
NPI 1053358846 (608) 252-8000
University Of Wisconsin Medical Foundation, Inc
4.8 mi
Multi-Specialty
7974 UW HEALTH COURT
Middleton, WI 53562
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,832 clinicians in this Medicare group
NPI 1598784555 (608) 829-5485

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 53792 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.

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.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

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 Nicole St. Clair's NPI number?

The NPI number for Nicole St. Clair is 1437123429. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is Nicole St. Clair located?

Nicole St. Clair practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-8558.

What is Nicole St. Clair's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Nicole St. Clair enrolled in Medicare?

Yes. Nicole St. Clair is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Nicole St. Clair's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicole St. Clair reassigns Medicare benefits to 2 organizations: Dean Health Systems, Inc (Madison, WI) and University Of Wisconsin Medical Foundation, Inc (Middleton, WI). 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 Nicole St. Clair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nicole St. Clair was last updated on January 26, 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.