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LERA O'SULLIVAN MD
NPI 1245082866
Emergency Medicine in Madison, WI

Active since April 05, 2024PECOS Enrolled
UW HEALTH - GME 600 HIGHLAND AVE, MADISON, WI 53792(608) 263-6400 Get Directions Write a Review

NPPES record last updated: January 23, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 23, 2026, Jun 17, 2024, Jun 10, 2024 and 1 more (4 updates tracked since 2024).

About Lera O'sullivan Md NPPES

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

LERA O'SULLIVAN MD (NPI 1245082866) is an individual emergency medicine provider in Madison, Wisconsin, licensed in Wisconsin (8675620) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245082866
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameLERA O'SULLIVANCredential: MD
Location AddressUW HEALTH - GME 600 HIGHLAND AVEMadison, WI 53792-0001
Mailing AddressUw Hospitals And Clinics 600 Highland AveMadison, WI 53792-0001 · (608) 263-6400
Phone(608) 263-6400
Sole ProprietorNo
Enumeration DateApril 5, 2024
Last NPPES UpdateJanuary 23, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 23, 2026
✔ NPI 1245082866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in WI · 8675620
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
UW HEALTH - GME 600 HIGHLAND AVE, Madison, WI 53792
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lera O'sullivan 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.

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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
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 Lera O'sullivan's NPI number?

The NPI number for Lera O'sullivan is 1245082866. It was assigned to this individual provider in the NPPES registry on April 5, 2024.

Where is Lera O'sullivan located?

Lera O'sullivan practices at Uw Health - Gme 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-6400.

What is Lera O'sullivan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Lera O'sullivan enrolled in Medicare?

Yes. Lera O'sullivan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Lera O'sullivan was last updated on January 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.