Devalingam Mahalingam, M.D.
Medical Oncology Physician · Chicago, IL
Devalingam Mahalingam, M.D. is a medical oncology physician with a practice address in Chicago, Illinois, and NPI 1164650859, issued on Jul 1, 2009. Check the license (Illinois 036-142503, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Devalingam Mahalingam
- Credential
- M.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License numbers
- 036-142503 IL
P1668 TX
Self-reported in NPPES; status is on the state search - Practice location
- 645 N Michigan Ave Ste 1006, Chicago, IL 60611
- Phone
- (210) 413-1723
- Enumerated
- Jul 1, 2009
- Record last updated
- Jul 21, 2022
- Medicaid ID
- 206454501 TX
- Medicare enrollment
- Enrolled (PECOS I20170516000947); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 645 N Michigan Ave Ste 1006
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Divya Gupta, MDHematology & Oncology Physician1366975583
- Michael Liu, MD, MPHHematology & Oncology Physician1023677960
- Patricia Robinson, MDHematology & Oncology Physician1487642567
Verify Devalingam Mahalingam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036-142503Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average medical oncology physician in 2024
194 Medicare Part D claims for 52 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims.
Most prescribed
- Lonsurf37 claims
- Prochlorperazine Maleate30 claims
- Ondansetron Odt16 claims
- Amlodipine Besylate11 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): 94.1 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: $24,065.39
23 payments; by number, the most common kind was food and beverage; the largest payer was Exelixis 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.
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
- Northwestern Medical Faculty FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Medical Oncology Physician providers in Illinois
There are 182 medical oncology physician records in Illinois.
Other medical oncology physician records in Illinois
- Ahmad Abu-HashyehMoline, IL1326525114
- Matthew Adess, MDHighland Park, IL1629166442
- Misbahuddin Ahmed, MDLombard, IL1922117811
- Syed Ahmed, MDOak Brook, IL1689867541
- Eugene Ahn, M.D.Chicago, IL1093911307
- Mebea Aklilu, MDChicago, IL1376527739
- Alhareth Alsayed, M.DSterling, IL1447601059
- Manik Amin, MDChicago, IL1265689889
- Saad Arain, M.D.Evanston, IL1104212992
- Mohammad Atiq, M.D.Chicago, IL1851719967
Common questions
What is Devalingam Mahalingam, M.D.'s NPI number?
Devalingam Mahalingam, M.D.'s National Provider Identifier (NPI) is 1164650859, issued on Jul 1, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Devalingam Mahalingam, M.D. located?
The NPPES record lists a practice address at 645 N Michigan Ave Ste 1006, Chicago, IL, 60611. Phone: (210) 413-1723. Providers update this record themselves, so call before visiting.
How can I verify Devalingam Mahalingam, M.D.'s license?
NPPES lists Illinois license number 036-142503, as entered by the provider. 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 Devalingam Mahalingam, M.D. prescribe under Medicare Part D?
In 2024, Devalingam Mahalingam, M.D. had 194 Medicare Part D claims for 52 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Devalingam Mahalingam, M.D.'s MIPS final score?
The 2023 MIPS final score is 94.1 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.