Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ZACHARY KORNEFFEL-ROTTER MD
NPI 1124510367
Emergency Medicine in Louisville, KY

Q: What is Zachary Korneffel-rotter's NPI number?

The NPI number for Zachary Korneffel-rotter is 1124510367. It was assigned to this individual provider in the NPPES registry on June 4, 2018. The provider is also known as Zachary Rotter.

Q: What is Zachary Korneffel-rotter's specialty?

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

Active since June 04, 2018PECOS EnrolledAccepts Medicare Assignment

200 E CHESTNUT ST, LOUISVILLE, KY 40202(502) 629-8000(502) 629-6129 Get Directions Write a Review

NPPES record last updated: September 28, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 28, 2026, Jan 5, 2026, Jun 2, 2025 and 1 more (4 updates tracked since 2021).

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About Zachary Korneffel-rotter Md NPPES

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

ZACHARY KORNEFFEL-ROTTER MD (NPI 1124510367) is an individual emergency medicine provider in Louisville, Kentucky, licensed in Kentucky (62056) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Transylvania Regional Hospital, Inc, and is a graduate of University Of Toledo College Of Medicine (2018).

NPPES Registry Identity

NPI1124510367

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameZACHARY KORNEFFEL-ROTTERCredential: MD

Location Address200 E CHESTNUT STLouisville, KY 40202-1831

Mailing AddressPo Box 776351Chicago, IL 60677-6351 · (502) 588-9490 · Fax (502) 272-5116

Phone(502) 629-8000

Fax(502) 629-6129

Sole ProprietorNo

Medical School CMSUniversity Of Toledo College Of MedicineGraduated 2018

Enumeration DateJune 4, 2018

Last NPPES UpdateSeptember 28, 20264 updates tracked since enumeration

NPPES CertifiedSeptember 28, 2026

✔ NPI 1124510367 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in KY · 62056

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.

200 E CHESTNUT ST, Louisville, KY 40202

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Other Names 1

Former Name (1)Zachary Rotter

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 and accepts Medicare assignment

Zachary Korneffel-rotter Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6608122007

PECOS Enrollment IDI20220701001803, I20250625000112

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

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

Emergency Professional Services, Inc.

127 mi

Emergency Medicine

230 MEDICAL CENTER DR
Seaman, OH 45679

Reassigned Medicare billing, Ohio enrollment
894 clinicians in this Medicare group

NPI 1093762353 (937) 386-3400

Emergency Coverage, LLC

212 mi

Family Medicine

435 2ND ST
Newport, TN 37821

Reassigned Medicare billing, North Carolina enrollment
557 clinicians in this Medicare group

NPI 1427005008 (423) 625-2200

Ohio Emergency Medicine Services Inc.

320 mi

Emergency Medicine

1995 E STATE ST
Salem, OH 44460

Reassigned Medicare billing, Ohio enrollment
13 clinicians in this Medicare group

NPI 1497619951 (330) 332-1551

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 4

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.

310 services305 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

76 services76 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.

68 services66 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

52 services52 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Transylvania Regional Hospital, Inc

Critical Access Hospitals · Brevard, NC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number341319

Location90 Hospital Drive PO Box 1116Brevard, NC 28712 · Transylvania County

Emergency services

Ashtabula County Medical Center

Acute Care Hospitals · Ashtabula, OH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360125

Location2420 Lake AvenueAshtabula, OH 44004 · Ashtabula County

Emergency services

Salem Regional Medical Center

Acute Care Hospitals · Salem, OH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number360185

Location1995 East State StreetSalem, OH 44460 · Columbiana County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40202 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

$82.24 typical visit price

range $52.76 – $162.27

Typical copayment $20.56 (range $13.19 – $40.56)

Most-billed visit code 99203

Established Patient

$93.94 typical visit price

range $16.53 – $131.99

Typical copayment $23.48 (range $4.13 – $32.99)

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.

CATHERINE JARRETT PA-C

Physician Assistant (Medical)

200 E CHESTNUT ST, SUITE 303
LOUISVILLE, KY 40202

Jefferson County (502) 629-5552

BENJAMIN MARTIN CHOI SAMPEDRO C.R.N.A.

Nurse Anesthetist, Certified Registered

200 E CHESTNUT ST
LOUISVILLE, KY 40202

Jefferson County (214) 687-0001

KEVIN DANIEL MAHONEY APRN

Nurse Practitioner (Acute Care)

200 E CHESTNUT ST
LOUISVILLE, KY 40202

Jefferson County (502) 634-6767

ANN ADAMS FRASER CRNA

Nurse Anesthetist, Certified Registered

200 E CHESTNUT ST
LOUISVILLE, KY 40202

Jefferson County (502) 629-8000

NORTON HEALTHCARE

Pharmacy (Institutional Pharmacy)

200 E CHESTNUT ST
LOUISVILLE, KY 40202

Jefferson County (502) 629-7273

AARON NEAL SKINNER MD

Internal Medicine

200 E CHESTNUT ST, SUITE 303
LOUISVILLE, KY 40202

Jefferson County (502) 629-5552

DR. KEVIN ANTHONY MARQUES

Obstetrics & Gynecology

200 E CHESTNUT ST
LOUISVILLE, KY 40202

Jefferson County (502) 629-8000

SHAUN MADAHAR M.D.

Internal Medicine

200 E CHESTNUT ST, SERVICE BUILDING SUITE 303
LOUISVILLE, KY 40202

Jefferson County (502) 629-5552

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 Zachary Korneffel-rotter's NPI number?

The NPI number for Zachary Korneffel-rotter is 1124510367. It was assigned to this individual provider in the NPPES registry on June 4, 2018. The provider is also known as Zachary Rotter.

Where is Zachary Korneffel-rotter located?

Zachary Korneffel-rotter practices at 200 E Chestnut St, Louisville, KY 40202. The listed phone number is (502) 629-8000.

What is Zachary Korneffel-rotter's specialty?

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

Is Zachary Korneffel-rotter enrolled in Medicare?

Yes. Zachary Korneffel-rotter is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Zachary Korneffel-rotter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Korneffel-rotter reassigns Medicare benefits to 3 organizations: Emergency Professional Services, Inc. (Seaman, OH), Emergency Coverage, LLC (Newport, TN) and Ohio Emergency Medicine Services Inc. (Salem, OH). 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 Zachary Korneffel-rotter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zachary Korneffel-rotter accept?

Health plans from CareSource list Zachary Korneffel-rotter 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.

Is Zachary Korneffel-rotter affiliated with any hospitals?

According to CMS data, Zachary Korneffel-rotter is affiliated with Transylvania Regional Hospital, Inc, Ashtabula County Medical Center and Salem Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Zachary Korneffel-rotter was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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.