Aziz Khan, M.D.
Hematology & Oncology Physician · Springfield, IL
Aziz Khan, M.D. is a hematology & oncology physician with a practice address in Springfield, Illinois, and NPI 1699702316, issued on Jun 27, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Aziz Khan
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- A44121 CA
Self-reported in NPPES; status is on the state search - Practice location
- 415 N 9TH St, Springfield, IL 62702
- Phone
- (217) 545-5817
- Enumerated
- Jun 27, 2006
- Record last updated
- May 16, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (217) 545-4735
- Medicaid ID
- 036118876 IL
- Medicare enrollment
- Enrolled (PECOS I20070904000111); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 666 in Illinois → Look up another NPI →
Also registered at 415 N 9TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Omar Al-Nourhji, M.D.Obstetrics & Gynecology Physician1730395963
- Kelsey Allen, MDObstetrics & Gynecology Physician1639845720
- Ronahy AlzaghaObstetrics & Gynecology Physician1649971243
Verify Aziz Khan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
652 Medicare Part D claims for 129 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims. 78 claims were for opioids.
Most prescribed
- Anastrozole50 claims
- Hydrocodone-Acetaminophen43 claims
- Letrozole40 claims
- Imatinib Mesylate36 claims
- Eliquis31 claims
- Xtandi27 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): 95 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $97.98
1 payment: food and beverage; the largest payer was Incyte Corporation. 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
- Siu Physicians And Surgeons IncSpringfield, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aziz Khan among 666 hematology & oncology physician records in Illinois
Aziz Khan, M.D. is one of 666 hematology & oncology physician records with a practice address in Illinois. 84% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 57% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1982 · median 2003 among the 461 with a school on file
- Record last updated2008 · 49% 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 Illinois 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 Illinois
There are 666 hematology & oncology physician records in Illinois.
All 666 in Illinois → Every provider in Springfield → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Edem Agamah, MDSpringfield, IL 627021932147279
- Mary Bretscher, M.D.Springfield, IL 627021073623336
- Meghna Desai, MDSpringfield, IL 627021609865294
- Praveen Garg, M.D.Springfield, IL 627021760414437
- Leonard Giannone, MDSpringfield, IL 627021245297571
- Timothy Gillison, MDSpringfield, IL 627021710905906
- Victor Lanzotti, MDSpringfield, IL 627021750349270
- Frances Matthews, MDSpringfield, IL 627021366488553
Common questions
What is Aziz Khan, M.D.'s NPI number?
Aziz Khan, M.D.'s National Provider Identifier (NPI) is 1699702316, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Aziz Khan, M.D. located?
The NPPES record lists a practice address at 415 N 9TH St, Springfield, IL, 62702. Phone: (217) 545-5817. Providers update this record themselves, so call before visiting.
How can I verify Aziz Khan, M.D.'s license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Aziz Khan, M.D. prescribe under Medicare Part D?
In 2024, Aziz Khan, M.D. had 652 Medicare Part D claims for 129 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Aziz Khan, M.D.'s MIPS final score?
The 2023 MIPS final score is 95 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.