Sundar Sivaprakasam, MD
Critical Care Medicine (Internal Medicine) Physician · Chicago, IL
Sundar Sivaprakasam, MD is a critical care medicine (internal medicine) physician with a practice address in Chicago, Illinois, and NPI 1720063530, issued on Dec 14, 2005. Check the license (Illinois 036052320, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sundar Sivaprakasam
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 036052320 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2701 W 68TH St, Chicago, IL 60629
- Phone
- (773) 884-7920
- Enumerated
- Dec 14, 2005
- Record last updated
- Apr 21, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060412000107); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 281 in Illinois → Look up another NPI →
Also registered at 2701 W 68TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sundar Sivaprakasam 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 036052320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.0 times the Medicare Part D claims of the average critical care medicine (internal medicine) physician in 2024
4,184 Medicare Part D claims for 175 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 190 claims were for opioids.
Most prescribed
- Amlodipine Besylate211 claims
- Albuterol Sulfate Hfa152 claims
- Atorvastatin Calcium148 claims
- Gabapentin133 claims
- Metoprolol Succinate121 claims
- Hydrochlorothiazide106 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): 85.4 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).
Sundar Sivaprakasam among 281 critical care medicine (internal medicine) physician records in Illinois
Sundar Sivaprakasam, MD is one of 281 critical care medicine (internal medicine) physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1970 · median 2008 among the 226 with a school on file
- Record last updated2009 · 22% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Illinois
There are 281 critical care medicine (internal medicine) physician records in Illinois.
All 281 in Illinois → Every provider in Chicago → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Faisal Amdani, D.O.Chicago, IL 606251689874349
- Eric Gluck, M.D.Chicago, IL 606251952351470
- Drew Ludwig, DOChicago, IL 606251730379355
- Jay Shen, DOChicago, IL 606251821654765
- Rada Ivanov, M.D.Chicago, IL 606341790782613
- Jacqueline Dinh, MDChicago, IL 606231477180800
- Omar Ahmed, M.D.Chicago, IL 606221639312556
- Joseph Danon, MDChicago, IL 606221528015104
Common questions
What is Sundar Sivaprakasam, MD's NPI number?
Sundar Sivaprakasam, MD's National Provider Identifier (NPI) is 1720063530, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Sundar Sivaprakasam, MD located?
The NPPES record lists a practice address at 2701 W 68TH St, Chicago, IL, 60629. Phone: (773) 884-7920. Providers update this record themselves, so call before visiting.
How can I verify Sundar Sivaprakasam, MD's license?
NPPES lists Illinois license number 036052320, 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 Sundar Sivaprakasam, MD prescribe under Medicare Part D?
In 2024, Sundar Sivaprakasam, MD had 4,184 Medicare Part D claims for 175 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Sundar Sivaprakasam, MD's MIPS final score?
The 2023 MIPS final score is 85.4 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.