Whoon Jong Kil, M.D.
Radiation Oncology Physician · Williamsport, PA
Whoon Jong Kil, M.D. is a radiation oncology physician with a practice address in Williamsport, Pennsylvania, and NPI 1851670293, issued on Aug 16, 2011. Check the license (Pennsylvania MD463840, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Whoon Jong Kil
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- MD463840 PA
ME112555 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1100 Grampian Blvd, Williamsport, PA 17701
- Phone
- (570) 326-8203
- Enumerated
- Aug 16, 2011
- Record last updated
- Mar 23, 2023
- Medicare enrollment
- Enrolled (PECOS I20180430002001); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 383 in Pennsylvania → Look up another NPI →
Also registered at 1100 Grampian Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karl Ahlswede, MDHospice and Palliative Medicine (Surgery) Physician1033198676
- Sandra Ahlswede, CRNPNurse Practitioner1871001669
- Alyssa Amato, LCSWSocial Worker1558817742
- Karla Anderson, MDVascular Surgery Physician1376500207
- Saul Arber, M.D.Radiation Oncology Physician1407800949
- Jane Atkinson, LCSWClinical Social Worker1962437640
Verify Whoon Jong Kil in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD463840Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average radiation oncology physician in 2024
43 Medicare Part D claims for 28 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Dexamethasone16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 81.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $747.42
8 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Susquehanna Physician ServicesWilliamsport, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Whoon Jong Kil among 383 radiation oncology physician records in Pennsylvania
Whoon Jong Kil, M.D. is one of 383 radiation oncology physician records with a practice address in Pennsylvania. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 67% of them.
- NPI issued2011 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1997 · median 2004 among the 285 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Pennsylvania
There are 383 radiation oncology physician records in Pennsylvania.
All 383 in Pennsylvania → Every provider in Williamsport → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Saul Arber, M.D.Williamsport, PA 177011407800949
- David Cousins, MDWilliamsport, PA 177011578069910
- Kenneth Glaser, MDWilliamsport, PA 177011922093541
- Francis Powers, MDWilliamsport, PA 177011689669202
- Kenneth Berkenstock, M.D.Lancaster, PA 176021821076571
- Ayesha Ali, MDLancaster, PA 176011538663851
- Pamela Boimel, MDLancaster, PA 176011609211184
- Melissa Frick, MDLancaster, PA 176011215431473
Common questions
What is Whoon Jong Kil, M.D.'s NPI number?
Whoon Jong Kil, M.D.'s National Provider Identifier (NPI) is 1851670293, issued on Aug 16, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Whoon Jong Kil, M.D. located?
The NPPES record lists a practice address at 1100 Grampian Blvd, Williamsport, PA, 17701. Phone: (570) 326-8203. Providers update this record themselves, so call before visiting.
How can I verify Whoon Jong Kil, M.D.'s license?
NPPES lists Pennsylvania license number MD463840, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Whoon Jong Kil, M.D. prescribe under Medicare Part D?
In 2024, Whoon Jong Kil, M.D. had 43 Medicare Part D claims for 28 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Whoon Jong Kil, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.