NPPES file of Aug 9, 2026

Vignesh Chidambaram, MD, MPH

Cardiovascular Disease Physician · Chicago, IL

Vignesh Chidambaram, MD, MPH is a cardiovascular disease physician with a practice address in Chicago, Illinois, and NPI 1003496449, issued on Apr 9, 2021. Check the license (Illinois 036.170506, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003496449
Name
Vignesh Chidambaram
Credential
MD, MPH
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
036.170506 IL
Self-reported in NPPES; status is on the state search
Practice location
1969 W Ogden Ave, Chicago, IL 60612
Phone
(312) 864-6000
Enumerated
Apr 9, 2021
Record last updated
Aug 5, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1969 W Ogden Ave

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

  1. Aiah Abdel-AalPediatrics Physician1255115846
  2. Josephine Abelleira, OTR/LOccupational Therapist1942029764
  3. Nadine Abi-Younes, MDPediatric Anesthesiology Physician1306422589
  4. Indu Abraham, MSN, APRN, FNP-BCFamily Nurse Practitioner1538913942
  5. Tanja Acamovic, RNEmergency Registered Nurse1740098292
  6. Adebowale AdesidaPhysician Assistant1093407868

Verify Vignesh Chidambaram in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.170506
    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 Illinois license search

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81% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

573 Medicare Part D claims for 105 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.

  1. Vignesh Chidambaram573
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium30 claims
  2. Gabapentin27 claims
  3. Losartan Potassium25 claims
  4. Metoprolol Succinate25 claims
  5. Eliquis24 claims
  6. Jardiance24 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.

Industry payments in 2024: $162.55

4 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Vignesh Chidambaram$162.55
  2. Specialty average$3,819.56

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Vignesh Chidambaram among 1,073 cardiovascular disease physician records in Illinois

Vignesh Chidambaram, MD, MPH is one of 1,073 cardiovascular disease physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 93% of them.

  • NPI issued2021 · 93% of these records are older, 5% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2024 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Illinois

There are 1,073 cardiovascular disease physician records in Illinois.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. James Calvin, M.D.Chicago, IL 606121023041522
  2. Quinn Capers, M.D.Chicago, IL 606121053312413
  3. Rami Doukky, M.D.Chicago, IL 606121093761181
  4. Maan El Khadra, MDChicago, IL 606121316946700
  5. Philip Liebson, M.D.Chicago, IL 606121083630370
  6. Victor Pelaez, MDChicago, IL 606121235156266
  7. Jalees Rehman, M.D.Chicago, IL 606121396709135
  8. Cheryl Rucker-Whitaker, MD, MPHChicago, IL 606121821028622

Common questions

What is Vignesh Chidambaram, MD, MPH's NPI number?

Vignesh Chidambaram, MD, MPH's National Provider Identifier (NPI) is 1003496449, issued on Apr 9, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Vignesh Chidambaram, MD, MPH located?

The NPPES record lists a practice address at 1969 W Ogden Ave, Chicago, IL, 60612. Phone: (312) 864-6000. Providers update this record themselves, so call before visiting.

How can I verify Vignesh Chidambaram, MD, MPH's license?

NPPES lists Illinois license number 036.170506, 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 Vignesh Chidambaram, MD, MPH prescribe under Medicare Part D?

In 2024, Vignesh Chidambaram, MD, MPH had 573 Medicare Part D claims for 105 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

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.