Dr. Vignesh Chidambaram, MD, MPH
- Part D claims, 2024
- 573
- Publications
- 19
- Industry payments
- $375
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 1901 W Harrison St, Chicago, IL 60612
- Practice phone
- Call (312) 864-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Chidambaram's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Vignesh Chidambaram is a cardiologist in Chicago, Illinois
Dr. Chidambaram practices in Chicago, Illinois.
Dr. Chidambaram's NPI, 1003496449, was assigned on April 9, 2021. Dr. Chidambaram holds Illinois license 036.170506.
- NPI
- 1003496449NPI Registry (opens in a new tab)
- NPI enumeration date
- April 9, 2021
- NPI status
- Active
- Practice phone
- (312) 864-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Vignesh Chidambaram's practice address is in Chicago, Illinois
Dr. Chidambaram's practice address in the NPI Registry is 1901 W Harrison St, Chicago, IL 60612, in Cook County. The practice phone is (312) 864-6000.
- NPI Registry address1901 W Harrison St, Chicago, IL 60612 · Cook CountyPhone(312) 864-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Vignesh Chidambaram's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chidambaram practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Chidambaram's practice | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Vignesh Chidambaram is one of 908 cardiologists in Illinois
Cardiovascular disease is Dr. Chidambaram's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Chidambaram is licensed in Illinois.
Specialties and state licenses
- Cardiovascular disease, IllinoisPrimary
Cardiologists near Dr. Chidambaram
Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Vignesh Chidambaram's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Chidambaram's median patient age at 59, with 100% women.
Dr. Chidambaram's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Vignesh Chidambaram wrote 573 Medicare Part D claims in 2024
In 2024, Dr. Chidambaram wrote 573 Medicare Part D claims for 105 patients. 86% of them were for generic drugs. CMS names the drug for 297 of them, across 15 drugs with 11 or more claims each, at $35,477 in total drug cost. In 2023, CMS named 367 claims across 17 drugs.
Dr. Chidambaram's Part D claims by kind of drug, 2024
- Generic495 claims86%
- Brand-name and other78 claims14%
Dr. Chidambaram's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3672024: 29719%
Drugs named by CMS: 15 in 2024, 17 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Vignesh Chidambaram has 19 publications on record
Dmand AI links 19 papers to Dr. Chidambaram, published from 2020 to 2024. 2021 was the busiest year, with 6. The most frequent topics are COVID-19, Tuberculosis and Hydroxymethylglutaryl-CoA Reductase Inhibitors. Dr. Chidambaram has published most often in Clin Infect Dis. Dr. Chidambaram's most frequent co-authors are Petros C. Karakousis, MD, Jawahar L. Mehta, MD and Samuel Kwakye Ayeh, MD, MPH.
Dr. Chidambaram's papers by year, 2020 to 2024
Topics Dr. Chidambaram writes about most
- COVID-19
- Tuberculosis
- Hydroxymethylglutaryl-CoA Reductase Inhibitors
- SARS-CoV-2
Dr. Chidambaram's most frequent co-authors
- Petros C. Karakousis, MD12 shared papers
- Jawahar L. Mehta, MD8 shared papers
- Samuel Kwakye Ayeh, MD, MPH5 shared papers
Recent publications by Dr. Chidambaram
Curr Probl Cardiol
See who Dr. Chidambaram researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chidambaram works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Vignesh Chidambaram received $375 in industry payments from 2024 to 2025
CMS Open Payments shows 13 general payments to Dr. Chidambaram from 6 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 76% of the total. Medtronic, Inc. paid the most, $90.
General payments to Dr. Chidambaram by program year, 2024 to 2025
General payments to Dr. Chidambaram by kind, 2024 to 2025
- Food and beverage$28676%
- Education$8924%
Companies that paid Dr. Chidambaram the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Vignesh Chidambaram's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Vignesh Chidambaram
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Vignesh Chidambaram's NPI number?
Dr. Vignesh Chidambaram's NPI number is 1003496449. It was assigned on April 9, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Vignesh Chidambaram?
Dr. Vignesh Chidambaram is a cardiologist in Chicago, Illinois. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Vignesh Chidambaram practice?
Dr. Chidambaram practices at 1901 W Harrison St, Chicago, IL 60612.
What is Dr. Vignesh Chidambaram's office phone number?
The practice phone on file for Dr. Chidambaram is (312) 864-6000.
What is Dr. Vignesh Chidambaram's medical license number?
Dr. Chidambaram holds Illinois license 036.170506.
What drugs does Dr. Vignesh Chidambaram prescribe most?
In 2024 Medicare Part D data, Dr. Chidambaram's most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Losartan Potassium.
Has Dr. Vignesh Chidambaram received payments from drug or device companies?
CMS Open Payments shows $375 in general payments to Dr. Chidambaram from 6 companies from 2024 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Vignesh Chidambaram been practicing?
Dr. Chidambaram's NPI was assigned in 2021.
Does Dr. Vignesh Chidambaram do research?
Dmand AI links 19 publications to Dr. Chidambaram, published from 2020 to 2024.
Who does Dr. Vignesh Chidambaram publish with?
Dr. Chidambaram's most frequent co-authors are Petros C. Karakousis, MD (12 shared papers), Jawahar L. Mehta, MD (8 shared papers) and Samuel Kwakye Ayeh, MD, MPH (5 shared papers).
Selling to cardiovascular disease practices?
See cardiologists in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card