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KATIE JULIA NADEAU MD
NPI 1417116302
Emergency Medicine in Baltimore, MD

Active since June 05, 2008PECOS Enrolled
110 S PACA ST, EMERGENCY MEDICINE, 6TH FLOOR, BALTIMORE, MD 21201(410) 328-8025(410) 328-8028 Get Directions Write a Review

NPPES record last updated: May 10, 2013. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Katie Julia Nadeau Md NPPES

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

KATIE JULIA NADEAU MD (NPI 1417116302) is an individual emergency medicine provider in Baltimore, Maryland, licensed in Arizona (44730) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417116302
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameKATIE JULIA NADEAUCredential: MD
Location Address110 S PACA ST, EMERGENCY MEDICINE, 6TH FLOORBaltimore, MD 21201-1642
Mailing Address110 S Paca St, Emergency Medicine, 6th FloorBaltimore, MD 21201-1642 · (856) 571-4700
Phone(410) 328-8025
Fax(410) 328-8028
Sole ProprietorYes
Enumeration DateJune 5, 2008
Last NPPES UpdateMay 10, 2013
✔ NPI 1417116302 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in AZ · 44730
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
110 S PACA ST, Baltimore, MD 21201
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Plan, Inc..Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katie Julia Nadeau 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 Katie Nadeau reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Tec Emergency Physicians Of Arizona, LLC
1,990 mi
Emergency Care
70 S VAL VISTA DR STE A3-621
Gilbert, AZ 85296
  • Reassigned Medicare billing, Arizona enrollment
  • 263 clinicians in this Medicare group
NPI 1245772870 (480) 573-8460
Chandler Emergency Medical Group, LLC
1,997 mi
Emergency Medicine
1955 W FRYE RD
Chandler, AZ 85224
  • Reassigned Medicare billing, Arizona enrollment
  • 101 clinicians in this Medicare group
NPI 1104871961 (954) 939-5000

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

Areas of Expertise CMS Part B claims 2

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
32 services32 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
14 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21201 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

DR. JASJIT B ATWAL M.D.
Anesthesiology
110 S PACA ST, SUITE 300 6TH FL
BALTIMORE, MD 21201
Baltimore City (410) 328-6720
SIAMAK MOAYEDI M.D.
Emergency Medicine
110 S PACA ST, SIXTH FLOOR, SUITE 200
BALTIMORE, MD 21201
Baltimore City (410) 328-8025
JUDY PAN MD
Otolaryngology (Plastic Surgery within the Head & Neck)
110 S PACA ST
BALTIMORE, MD 21201
Baltimore City (410) 328-3058
JOHNS HOPKINS COMMUNITY PHYSICIANS, INC
Internal Medicine
110 S PACA ST
BALTIMORE, MD 21201
Baltimore City (410) 955-5000
DR. ILEANA GHEORGHIU M.D.
Anesthesiology
110 S PACA ST, SUITE 300 6TH FL
BALTIMORE, MD 21201
Baltimore City (410) 328-6720
MAELEE GRACE WILLIAMSON MD
Student in an Organized Health Care Education/Training Program
110 S PACA ST, 6TH FLOOR, SUITE 200
BALTIMORE, MD 21201
Baltimore City (667) 214-2208
DR. SHOBANA BHARADWAJ M.D.
Anesthesiology
110 S PACA ST, SUITE 300 6TH FL
BALTIMORE, MD 21201
Baltimore City (410) 328-6720
DR. SEEMA P. DESHPANDE MBBS
Anesthesiology
110 S PACA ST, SUITE 300, 6TH FLOOR
BALTIMORE, MD 21201
Baltimore City (410) 328-6331

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 Katie Nadeau's NPI number?

The NPI number for Katie Nadeau is 1417116302. It was assigned to this individual provider in the NPPES registry on June 5, 2008.

Where is Katie Nadeau located?

Katie Nadeau practices at 110 S Paca St Emergency Medicine, 6th Floor, Baltimore, MD 21201. The listed phone number is (410) 328-8025.

What is Katie Nadeau's specialty?

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

Is Katie Nadeau enrolled in Medicare?

Yes. Katie Nadeau is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Katie Nadeau's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katie Nadeau reassigns Medicare benefits to 2 organizations: Tec Emergency Physicians Of Arizona, LLC (Gilbert, AZ) and Chandler Emergency Medical Group, LLC (Chandler, AZ). 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 Katie Nadeau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katie Nadeau accept?

Health plans from Oscar Health Plan, Inc. list Katie Nadeau 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 Katie Nadeau was last updated on May 10, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.