Bassam I. Mattar, MD
Hematology & Oncology Physician · Wichita, KS
Bassam I. Mattar, MD is a hematology & oncology physician with a practice address in Wichita, Kansas, and NPI 1053372649, issued on Mar 31, 2006. Check the license (Kansas 0427872, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Bassam I. Mattar
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 0427872 KS
Self-reported in NPPES; status is on the state search - Practice location
- 818 N Emporia St, Wichita, KS 67214
- Phone
- (316) 262-4467
- Enumerated
- Mar 31, 2006
- Record last updated
- Apr 1, 2026
- Fax
- (316) 262-0706
- Medicaid ID
- 100337210A KS
- Medicare enrollment
- Enrolled (PECOS I20050630001023); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 113 in Kansas → Look up another NPI →
Also registered at 818 N Emporia St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Roger Baker, DDSDentist1538169487
- Russell Beamer, MDSurgery Physician1437156338
- Ushasri Challa, M.D.Nephrology Physician1992756563
- Jerry Cohlmia, M.D.Nephrology Physician1215988571
- Howard Day, M.D.Nephrology Physician1629020094
- Linda Francisco, M.D.Nephrology Physician1669425955
Verify Bassam I. Mattar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKansas State Board of Healing Arts
Search for license 0427872Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average hematology & oncology physician in 2024
3,780 Medicare Part D claims for 534 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 215 claims were for opioids.
Most prescribed
- Anastrozole502 claims
- Potassium Chloride206 claims
- Acyclovir203 claims
- Dexamethasone200 claims
- Prednisone172 claims
- Ondansetron Hcl160 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): 86 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: $56,545.19
228 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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
- Cancer Center OF Kansas PAWichita, KS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bassam I. Mattar among 113 hematology & oncology physician records in Kansas
Bassam I. Mattar, MD is one of 113 hematology & oncology physician records with a practice address in Kansas. 90% 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, 58% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1993 · median 2006 among the 85 with a school on file
- Record last updated2026 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Kansas
There are 113 hematology & oncology physician records in Kansas.
All 113 in Kansas → Every provider in Wichita → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Ammar Al-Obaidi, MDWichita, KS 672141437643269
- Shaker Dakhil, MDWichita, KS 672141417918079
- Christopher Dakhil, M.D.Wichita, KS 672141972721348
- Jeremy Deutsch, MDWichita, KS 672141528263043
- Dennis Moore, MDWichita, KS 672141043272305
- Pavan Reddy, M.D.Wichita, KS 672141932161155
- Quoc Truong, MDWichita, KS 672141518922814
- Elie Chalhoub, MDWichita, KS 672081336451665
Common questions
What is Bassam I. Mattar, MD's NPI number?
Bassam I. Mattar, MD's National Provider Identifier (NPI) is 1053372649, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Bassam I. Mattar, MD located?
The NPPES record lists a practice address at 818 N Emporia St, Wichita, KS, 67214. Phone: (316) 262-4467. Providers update this record themselves, so call before visiting.
How can I verify Bassam I. Mattar, MD's license?
NPPES lists Kansas license number 0427872, 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 Bassam I. Mattar, MD prescribe under Medicare Part D?
In 2024, Bassam I. Mattar, MD had 3,780 Medicare Part D claims for 534 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Bassam I. Mattar, MD's MIPS final score?
The 2023 MIPS final score is 86 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.