MARK SUNUNG KHIL (M.D.) – Radiation Oncology Physician, NPI 1851398598

MARK SUNUNG KHIL (M.D.) is a healthcare provider. based in Quincy, Illinois. specializing in RADIATION ONCOLOGY. They hold the professional credentials M.D.. They hold a License No. 036105011 (IL). The NPI Number for MARK SUNUNG KHIL (M.D.) is 1851398598

Main info

Male
48 Years Of Experience
Accepts Medicare Assignment
Name
MARK SUNUNG KHIL (M.D.)
NPI
1851398598
Phone
(217) 223-8400
Address
1005 BROADWAY ST
Enumeration Date
7 July 2005
Last Update Date
27 November 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2172238400
Graduation Year
1978 (48 years ago)
PAC ID
9436048311
Group Practice PAC ID
3072422534
Professional Enrollment ID
I20040311000130
Address ID
IL623012834QU1005XSTXX300

Contacts

Main Contact
https://cobiusconnect.cobius.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service
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

312 RADIATION ONCOLOGY in IL

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Provider Addresses for MARK SUNUNG KHIL (M.D.)

  • 1005, Broadway Street, Quincy, Adams County, Illinois, 62301, United States

    QUINCY, IL 623012834

    Phone: (217) 223-8400

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 12 Open Payments records for all available years, with a total value of $400.

Total Amount is formed as General ($400) + Research ($0) + Ownership ($0) = $400.

Last reported payment date: 2024-10-29 • Largest payer in this snapshot: ACCURAY INCORPORATED ($190).

Total Amount

$400

General + Research + Ownership

Payments

12

Total payment records

General Amount

$400

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-29

Latest reported date

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: 2004-03-11

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
I20040311000130IRadiation OncologyILTBD

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 fields51038$0
77427Radiation treatment management, 5 treatment sessions16843$0
77334Design and construction of complex radiation treatment device13747$0
77300Calculation of radiation therapy dose13142$0
99213Established patient office or other outpatient visit, 20-29 minutes6956$0
View full utilization report →

Insurance plans in this area (ZIP 62301)

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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: 3072422534View full group profile
NameSpecialtyState
O B S T E T R I C S/ G Y N E C O L O G YIL
Nurse PractitionerIL
Nurse PractitionerIL
N E U R O L O G YMI
Radiation OncologyIL
Nurse PractitionerIL
Nurse PractitionerIL
Pain Management, AnesthesiologyIL
Family Practice, Emergency MedicineIL
Nurse PractitionerIL

Reviews

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Frequently asked questions

What is the registry number for MARK SUNUNG KHIL (M.D.)?
The registry entry for MARK SUNUNG KHIL (M.D.) shows NPI 1851398598.
Is MARK SUNUNG KHIL (M.D.) currently accepting referrals based on NPI status?
Registry metadata lists MARK SUNUNG KHIL (M.D.) as active.
What does the directory say MARK SUNUNG KHIL (M.D.) does?
Insurance directories may phrase it differently, but here MARK SUNUNG KHIL (M.D.) maps to Radiation Oncology Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to MARK SUNUNG KHIL (M.D.)?
MARK SUNUNG KHIL (M.D.) shows a connection to Quincy, Illinois in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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