NPPES file of Aug 9, 2026

Weijing Sun, MD

Medical Oncology Physician · Westwood, KS

Weijing Sun, MD is a medical oncology physician with a practice address in Westwood, Kansas, and NPI 1811925316, issued on Jun 30, 2006. Check the license (Kansas 04-40176, 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
1811925316
Name
Weijing Sun
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
04-40176 KS
2017033854 MO
Self-reported in NPPES; status is on the state search
Practice location
2650 Shawnee Mission Pkwy, Westwood, KS 66205
Phone
(913) 588-1227
Enumerated
Jun 30, 2006
Record last updated
Sep 18, 2023
Medicaid ID
0018307410001 PA
Medicare enrollment
Enrolled (PECOS I20170825001994); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2650 Shawnee Mission Pkwy

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

  1. Mazin Al-Kasspooles, MDSurgical Oncology Physician1831291137
  2. Raed Alrajabi, M.D.Hematology & Oncology Physician1992798839
  3. Joaquina Baranda, MDMedical Oncology Physician1801989041
  4. Lori Barbosa, APRNFamily Nurse Practitioner1972020402
  5. Emma Bassette, MDGynecologic Oncology Physician1962083550
  6. Zora Bingham, FNP-CFamily Nurse Practitioner1467824136

Verify Weijing Sun 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 04-40176
    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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34% fewer Medicare Part D claims than the average medical oncology physician in 2024

466 Medicare Part D claims for 88 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims. 45 claims were for opioids.

  1. Weijing Sun466
  2. Specialty average703

Most prescribed

  1. Ondansetron Hcl50 claims
  2. Dexamethasone48 claims
  3. Olanzapine38 claims
  4. Creon29 claims
  5. Prochlorperazine Maleate26 claims
  6. Oxycodone Hcl23 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 MIPS final score for 2023 (Medicare payment program): 91.9 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score75.2
  2. Costnot scored (reweighted)
  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; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $37,294.52

31 payments; by number, the most common kind was food and beverage; the largest payer was Ipsen Biopharmaceuticals, Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Weijing Sun$37,295
  2. Specialty average$11,773

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

  1. University OF Kansas Hospital AuthorityWestwood, KS

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

Weijing Sun among 35 medical oncology physician records in Kansas

Weijing Sun, MD is one of 35 medical oncology physician records with a practice address in Kansas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 43% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1982 · median 1996 among the 22 with a school on file
  • Record last updated2023 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 medical oncology physician records list a practice address in Westwood

They are 11 of the 175 NPPES records with a practice address in Westwood, and 35 medical oncology physician records in Kansas.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Saqib Abbasi, M.D.Westwood, KS 662051538547419
  2. Joaquina Baranda, MDWestwood, KS 662051801989041
  3. Carol Fabian, M.D.Westwood, KS 662051215034780
  4. Nanuli Gvazava, MDWestwood, KS 662051366060238
  5. Anne O'Dea, M.D.Westwood, KS 662051043439102
  6. Rahul Parikh, MD, PHDWestwood, KS 662051629232913
  7. Anwaar Saeed, M.D.Westwood, KS 662051447490974
  8. Sarah Taylor, M.D.Westwood, KS 662051730273293

Common questions

What is Weijing Sun, MD's NPI number?

Weijing Sun, MD's National Provider Identifier (NPI) is 1811925316, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Weijing Sun, MD located?

The NPPES record lists a practice address at 2650 Shawnee Mission Pkwy, Westwood, KS, 66205. Phone: (913) 588-1227. Providers update this record themselves, so call before visiting.

How can I verify Weijing Sun, MD's license?

NPPES lists Kansas license number 04-40176, 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 Weijing Sun, MD prescribe under Medicare Part D?

In 2024, Weijing Sun, MD had 466 Medicare Part D claims for 88 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Weijing Sun, MD's MIPS final score?

The 2023 MIPS final score is 91.9 of 100. 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.