DR. MARK S CORNETT (M.D.) – Radiation Oncology Physician, NPI 1003873423

DR. MARK S CORNETT (M.D.) is a healthcare provider. based in Louisville, Kentucky. specializing in RADIATION ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. 28989 (KY). The NPI Number for DR. MARK S CORNETT (M.D.) is 1003873423

Main info

Male
35 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK S CORNETT (M.D.)
NPI
1003873423
Phone
(502) 629-2500
Address
315 E Broadway
Enumeration Date
28 April 2006
Last Update Date
17 April 2025

Doctor Profile

Medical School Name
UNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE
Secondary Phone
5023946390
Graduation Year
1991 (35 years ago)
PAC ID
6103072848
Group Practice PAC ID
9830001528
Professional Enrollment ID
I20120810000719
Address ID
KY402412832LO4955XBLVD401

Contacts

Secure Messaging
mcornett19996@direct.nortonhealthcare.org
FHIR Endpoint
https://epicsoap.nortonhealthcare.org/
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

98 RADIATION ONCOLOGY in KY

Provider Addresses for DR. MARK S CORNETT (M.D.)

  • 315 E Broadway

    Louisville, KY 402021703

    Phone: (502) 629-2500

    Fax: (502) 629-3165

    Type: Location

  • PO BOX 776347

    CHICAGO, IL 606776347

    Phone: (502) 588-9490

    Fax: (502) 272-5116

    Type: Mailing

  • 4123 DUTCHMANS LN STE G2

    LOUISVILLE, KY 402074758

    Phone: (502) 899-6601

    Fax: (502) 899-6644

    Type: Location

  • Norton Healthcare Pavilion, 315, East Broadway, Louisville, Jefferson County, Kentucky, 40202, United States

    LOUISVILLE, KY 402021703

    Phone: (502) 629-2500

    Fax: (502) 629-3165

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $19.

Total Amount is formed as General ($19) + Research ($0) + Ownership ($0) = $19.

Last reported payment date: 2024-11-05 • Largest payer in this snapshot: Siemens Medical Solutions USA, Inc. ($19).

Total Amount

$19

General + Research + Ownership

Payments

1

Total payment records

General Amount

$19

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-05

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2012-08-10

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20120810000719IRadiation OncologyKYTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
77014Ct guidance for insertion of radiation therapy fields63956$0
77334Design and construction of complex radiation treatment device21468$0
77300Calculation of radiation therapy dose19952$0
77427Radiation treatment management, 5 treatment sessions16971$0
G6002Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy9718$0
View full utilization report →

Insurance plans in this area (ZIP 40202)

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Provider's Procedures

DR. MARK S CORNETT (M.D.) performs procedures in RADIATION ONCOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RADIATION ONCOLOGYKY77263Management of radiation therapy, complex7974
RADIATION ONCOLOGYKY77427Radiation treatment management, 5 treatments18472

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9830001528View full group profile
NameSpecialtyState
Nurse PractitionerKY
Medical OncologyKY
Gynecological OncologyNY
Nurse PractitionerIL
Anesthesiology, Pain Management, Pain ManagementKY
Internal Medicine, Hematology/OncologyOH
Physician AssistantKY
O B S T E T R I C S/ G Y N E C O L O G YKY
-IL
Hospice/Palliative Care, Internal MedicineKY

Reviews

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Frequently asked questions

Is there an official ID for DR. MARK S CORNETT (M.D.) in U.S. healthcare records?
The official identifier for DR. MARK S CORNETT (M.D.) is NPI 1003873423.
Is DR. MARK S CORNETT (M.D.) shown as active in public data?
Registry records indicate DR. MARK S CORNETT (M.D.) maintains an active NPI.
How would a patient describe DR. MARK S CORNETT (M.D.)'s focus?
For DR. MARK S CORNETT (M.D.), the primary taxonomy reads as Radiation Oncology Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. MARK S CORNETT (M.D.)?
Travel planning: use Louisville, Kentucky as the reference point for DR. MARK S CORNETT (M.D.), then confirm.
When was this NPI issued?
Enumeration for DR. MARK S CORNETT (M.D.) is noted as April 28, 2006 where the registry provides it.

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