NPPES file of Aug 9, 2026

Chelsea Dawn Willis, DO

Family Medicine Physician · Winchester, KS

Chelsea Dawn Willis, DO is a family medicine physician with a practice address in Winchester, Kansas, and NPI 1598298176, issued on Apr 10, 2017. Check the license (Kansas 0542913, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598298176
Name
Chelsea Dawn Willis
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
0542913 KS
Self-reported in NPPES; status is on the state search
Practice location
408 Delaware St, Winchester, KS 66097
Phone
(844) 536-9449
Enumerated
Apr 10, 2017
Record last updated
Feb 6, 2025
Fax
(844) 845-9082
Medicare enrollment
Enrolled (PECOS I20201007000535); accepts Medicare assignment
Medical or professional school
Kansas City University Of Physicians And Surgeons, 2017
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 408 Delaware St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Judee Cordell, FNP-CFamily Nurse Practitioner1295187623
  2. Joan Foster, OTROccupational Therapist1043480601
  3. Michael Law, PAPhysician Assistant1952485583
  4. Geraldine Long, R.N., N.P.Family Nurse Practitioner1114012226
  5. Mark Miller, PA-CPhysician Assistant1154425544
  6. Alexander Overbey, DNP-CFamily Nurse Practitioner1174302632

Verify Chelsea Dawn Willis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKansas State Board of Healing Arts
    Search for license 0542913
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Kansas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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4% fewer Medicare Part D claims than the average family medicine physician in 2024

3,418 Medicare Part D claims for 187 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 52 claims were for opioids.

  1. Chelsea Willis3,418
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium169 claims
  2. Losartan Potassium138 claims
  3. Furosemide130 claims
  4. Levothyroxine Sodium120 claims
  5. Lisinopril110 claims
  6. Gabapentin92 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): 85.4 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.

  1. Qualityout of 100 · 30% of the final score81.4
  2. Costout of 100 · 30%69.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Jefferson County Memorial Hospital, IncWinchester, KS

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Chelsea Dawn Willis among 1,970 family medicine physician records in Kansas

Chelsea Dawn Willis, DO is one of 1,970 family medicine physician records with a practice address in Kansas. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 76% of them.

  • NPI issued2017 · 76% of these records are older, 22% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2017 · median 2006 among the 1,164 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 family medicine physician record lists a practice address in Winchester

They are 1 of the 12 NPPES records with a practice address in Winchester, and 1,970 family medicine physician records in Kansas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Duane Brandau, D.O. PHDKansas City, KS 661011316990385
  2. Eric Aspinwall, MDKansas City, KS 661021073557237
  3. George Bures, M.D.Kansas City, KS 661021215029392
  4. Oluwatobi Dawodu, MDKansas City, KS 661021396902201
  5. Norman Forester, MDKansas City, KS 661021922043983
  6. Anil Gosalia, MDKansas City, KS 661021750323499
  7. Alexander Kieu, M.D.Kansas City, KS 661021912269069
  8. Gary Legler, D.O.Kansas City, KS 661021295782233

Common questions

What is Chelsea Dawn Willis, DO's NPI number?

Chelsea Dawn Willis, DO's National Provider Identifier (NPI) is 1598298176, issued on Apr 10, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Dawn Willis, DO located?

The NPPES record lists a practice address at 408 Delaware St, Winchester, KS, 66097. Phone: (844) 536-9449. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Dawn Willis, DO's license?

NPPES lists Kansas license number 0542913, as entered by the provider. Search the Kansas State Board of Healing Arts at https://www.ksbha.ks.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Chelsea Dawn Willis, DO prescribe under Medicare Part D?

In 2024, Chelsea Dawn Willis, DO had 3,418 Medicare Part D claims for 187 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Chelsea Dawn Willis, DO's MIPS final score?

The 2023 MIPS final score is 85.4 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.