1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Emergency Medicine
  6. NPI Profile

DR. LOUIS MICHAEL RADNOTHY D.O.
NPI 1184709594
Emergency Medicine in Phoenix, AZ

Active since October 25, 2006PECOS Enrolled
5210 N 19TH AVE, SUITE 121, PHOENIX, AZ 85015(928) 920-0782(928) 328-3635 Get Directions Write a Review

NPPES record last updated: September 25, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Louis Michael Radnothy D.o. NPPES

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

DR. LOUIS MICHAEL RADNOTHY D.O. (NPI 1184709594) is an individual emergency medicine provider in Phoenix, Arizona, licensed in Arizona (4480) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184709594
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. LOUIS MICHAEL RADNOTHYCredential: D.O.
Location Address5210 N 19TH AVE, SUITE 121Phoenix, AZ 85015-2946
Mailing AddressPo Box 3147, Yuma Proving GroundsYuma, AZ 85365-0903 · (928) 920-0782 · Fax (928) 328-3635
Phone(928) 920-0782
Fax(928) 328-3635
Sole ProprietorYes
Enumeration DateOctober 25, 2006
Last NPPES UpdateSeptember 25, 2007
✔ NPI 1184709594 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in AZ · 4480
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.
5210 N 19TH AVE, Phoenix, AZ 85015
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Louis Michael Radnothy D.o. 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

3

Medicare enrollment records show Louis Radnothy reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

North Carolina Emergency Physicians, PLLC
1,864 mi
Emergency Medicine
500 LAUCHWOOD DR
Laurinburg, NC 28352
  • Reassigned Medicare billing, North Carolina enrollment
  • 51 clinicians in this Medicare group
NPI 1003861386 (910) 291-7000
Columbus Emergency Group LLC
1,912 mi
Emergency Medicine
500 JEFFERSON ST
Whiteville, NC 28472
  • Reassigned Medicare billing, North Carolina enrollment
  • 60 clinicians in this Medicare group
NPI 1588813786 (910) 642-8011
Vidant Medical Group LLC
1,966 mi
Ambulatory Surgical
701 DOCTORS DR STE N
Kinston, NC 28501
  • Reassigned Medicare billing, North Carolina enrollment
  • 1,653 clinicians in this Medicare group
NPI 1376049619 (252) 559-2200

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 85015 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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 Louis Radnothy's NPI number?

The NPI number for Louis Radnothy is 1184709594. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is Louis Radnothy located?

Louis Radnothy practices at 5210 N 19th Ave Suite 121, Phoenix, AZ 85015. The listed phone number is (928) 920-0782.

What is Louis Radnothy's specialty?

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

Is Louis Radnothy enrolled in Medicare?

Yes. Louis Radnothy is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Louis Radnothy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Louis Radnothy reassigns Medicare benefits to 3 organizations: North Carolina Emergency Physicians, PLLC (Laurinburg, NC), Columbus Emergency Group LLC (Whiteville, NC) and Vidant Medical Group LLC (Kinston, NC). 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 Louis Radnothy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Louis Radnothy accept?

Health plans from Cigna Healthcare list Louis Radnothy 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 Louis Radnothy was last updated on September 25, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.