Evaluation of patients for paroxysmal atrial fibrillation after ischemic stroke (opens in a new tab)
Stroke
Atrial FibrillationBrain IschemiaStroke
Dr. Krishnan Sundararajan, MD
NPI1285672642PAC ID1052383189
- Medicare services, 2024
- 29,307
- Medicare patients, 2024
- 1,628
- Part D claims, 2024
- 17,053
- Publications
- 1
- MIPS score, 2024
- 23
- Practice address
- 100 7th Ave, Chardon, OH 44024
- Practice phone
- Call (440) 285-2300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advanced Cardiovascular Consultants Inc
Chardon, Ohio
Find Dr. Sundararajan'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. Krishnan Sundararajan is a cardiologist in Chardon, Ohio
Dr. Sundararajan practices at Advanced Cardiovascular Consultants Inc in Chardon, Ohio.
Dr. Sundararajan's NPI, 1285672642, was assigned on June 4, 2006. Dr. Sundararajan holds Ohio license 35065450.
NPI and contact details
- NPI
- 1285672642NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052383189
- NPI enumeration date
- June 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (440) 285-2300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Krishnan Sundararajan practices at Advanced Cardiovascular Consultants Inc in Chardon, Ohio
Dr. Sundararajan's primary practice is Advanced Cardiovascular Consultants Inc, at 100 7th Ave, Chardon, OH 44024 in Geauga County. The practice phone is (440) 285-2300.
- Advanced Cardiovascular Consultants Inc100 7th Ave, Chardon, OH 44024 · Geauga CountyPhone(440) 285-2300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Krishnan Sundararajan is affiliated with 7 sites of care and 1 medical group
Dr. Sundararajan's primary practice is Advanced Cardiovascular Consultants Inc in Chardon, Ohio. Dr. Sundararajan is also affiliated with University Hospitals Geauga Medical Center. The medical group on file is Advanced Cardiovascular Consultants Inc. Dmand AI also links Dr. Sundararajan to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Advanced Cardiovascular Consultants IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Krishnan Sundararajan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sundararajan practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advanced Cardiovascular Consultants Inc | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Krishnan Sundararajan is one of 945 cardiologists in Ohio
Cardiovascular disease is Dr. Sundararajan's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Sundararajan is licensed in Ohio.
Specialties and state licenses
- Cardiovascular disease, OhioPrimary
Cardiologists near Dr. Sundararajan
Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.
945cardiologists in Ohio
2cardiologists in Chardon
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Krishnan Sundararajan billed Medicare for 29,307 services in 2024
CMS data shows 29,307 Medicare services from Dr. Sundararajan across 47 procedure codes in 2024, for 1,628 Medicare patients. Medicare paid $783,197 for them.
Medicare services, 202429,307
Medicare patients1,628
Paid by Medicare$783,197
Procedure codes47
Dr. Sundararajan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 14,3822024: 18,84431%
- Tests and treatments
- 2023: 6,0582024: 6,1542%
- Office and hospital visits
- 2023: 3,0432024: 3,1112%
- Lab and pathology
- 2023: 5422024: 46215%
- Other services
- 2023: 6162024: 36441%
- Imaging
- 2023: 2332024: 2244%
- Surgery
- 2023: 1342024: 14810%
Where Dr. Sundararajan's Medicare services took place, 2024
- In an office27,77495%
- In a facility1,5335%
Dr. Sundararajan compared with the Ohio median for cardiologists, 2024
- Dr. Sundararajan
- Ohio median
- Medicare services
- 29,307vs 1,43420.4 times
- Medicare patients
- 1,628vs 82198% above
- Part D claims
- 16,731vs 1,32012.7 times
Medians across 942 cardiologists in Ohio with Dmand AI profiles that report each measure.
Dr. Sundararajan's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Krishnan Sundararajan treated 1,628 Medicare patients in 2024, average age 77
CMS counts 1,628 Medicare patients who saw Dr. Sundararajan in 2024. The largest group is 65 to 74, with 648 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.58, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Sundararajan's median patient age at 74, with 48% women.
Medicare patients, 20241,628
Average age77
Average risk score1.58
Also on Medicaid9%
Dr. Sundararajan's Medicare patients by age, 2024
Dr. Sundararajan's Medicare patients by sex, 2024
- Women83851%
- Men79049%
Chronic conditions among Dr. Sundararajan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease64%
- Arthritis54%
- Atrial fibrillation40%
- Heart failure38%
- Diabetes36%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sundararajan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Krishnan Sundararajan wrote 17,053 Medicare Part D claims in 2024
In 2024, Dr. Sundararajan wrote 17,053 Medicare Part D claims for 2,078 patients. 85% of them were for generic drugs. CMS names the drug for 16,731 of them, across 80 drugs with 11 or more claims each, at $2,678,675 in total drug cost. In 2023, CMS named 15,352 claims across 74 drugs.
Part D claims, 202417,053
Drugs named by CMS80
Total drug cost$2.7M
Part D patients2,078
Dr. Sundararajan's Part D claims by kind of drug, 2024
- Generic14,453 claims85%
- Brand-name and other2,600 claims15%
Dr. Sundararajan'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.
Drug classes CMS tracks in Dr. Sundararajan's Part D claims, 2024
- Antibiotics1%92 of 17,053 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 15,3522024: 16,7319%
Drugs named by CMS: 80 in 2024, 74 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
Dr. Krishnan Sundararajan scored 23 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 23 out of 100 for Dr. Sundararajan for performance year 2024, reported individually. Dr. Sundararajan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sundararajan as offering telehealth. CMS counts 27 procedures of pacemaker insertion or repair by Dr. Sundararajan, more than 76% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Sundararajan's MIPS scores, performance year 2024
- 23of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Sundararajan ranks in Medicare procedure volume
- Pacemaker insertion or repair
- 76th percentile27 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Krishnan Sundararajan has 1 publication on record
Dmand AI links 1 paper to Dr. Sundararajan in 2013.
Papers1
Recent publications by Dr. Sundararajan
See who Dr. Sundararajan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sundararajan 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. Krishnan Sundararajan received $16,228 in industry payments from 2016 to 2025
CMS Open Payments shows 891 general payments to Dr. Sundararajan from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 93% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $1,492.
General payments to Dr. Sundararajan by program year, 2016 to 2025
General payments to Dr. Sundararajan by kind, 2016 to 2025
$16.2Kin total
- Food and beverage$15,08393%
- Travel and lodging$5824%
- Speaker and faculty fees$5003%
- Education$630%
Companies that paid Dr. Sundararajan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Krishnan Sundararajan's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Krishnan Sundararajan
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. Krishnan Sundararajan's NPI number?
Dr. Krishnan Sundararajan's NPI number is 1285672642. It was assigned on June 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Krishnan Sundararajan?
Dr. Krishnan Sundararajan is a cardiologist in Chardon, Ohio. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Krishnan Sundararajan practice?
Dr. Sundararajan practices at 100 7th Ave, Chardon, OH 44024. Dr. Sundararajan's primary practice is Advanced Cardiovascular Consultants Inc in Chardon, Ohio. Dmand AI also links Dr. Sundararajan to 4 hospitals and 1 group practice or clinic.
What is Dr. Krishnan Sundararajan's office phone number?
The practice phone on file for Dr. Sundararajan is (440) 285-2300.
What is Dr. Krishnan Sundararajan's medical license number?
Dr. Sundararajan holds Ohio license 35065450.
Which hospitals is Dr. Krishnan Sundararajan affiliated with?
Dr. Sundararajan is affiliated with University Hospitals Geauga Medical Center. Dmand AI links Dr. Sundararajan to 4 more hospitals.
What medical group is Dr. Krishnan Sundararajan part of?
Dr. Sundararajan is linked to Advanced Cardiovascular Consultants Inc.
Does Dr. Krishnan Sundararajan accept Medicare?
Yes. CMS data shows Dr. Sundararajan billed Medicare for 29,307 services in 2024, and Dr. Sundararajan accepts Medicare assignment.
Does Dr. Krishnan Sundararajan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sundararajan as offering telehealth services.
What is Dr. Krishnan Sundararajan's MIPS score?
Dr. Sundararajan's MIPS final score for performance year 2024 is 23 out of 100, reported individually.
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How many Medicare patients does Dr. Krishnan Sundararajan see?
CMS counts 1,628 Medicare patients who saw Dr. Sundararajan in 2024, with an average age of 77.
What services does Dr. Krishnan Sundararajan bill to Medicare?
In 2024, Dr. Sundararajan's most billed Medicare services were injected or infused drug (J1306), heart test or procedure (93000) and office visit, established patient (99214).
What drugs does Dr. Krishnan Sundararajan prescribe most?
In 2024 Medicare Part D data, Dr. Sundararajan's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Atorvastatin Calcium.
Has Dr. Krishnan Sundararajan received payments from drug or device companies?
CMS Open Payments shows $16,228 in general payments to Dr. Sundararajan from 44 companies from 2016 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Krishnan Sundararajan been practicing?
Dr. Sundararajan graduated from medical school in 1988, 38 years ago.
Does Dr. Krishnan Sundararajan do research?
Dmand AI links 1 publication to Dr. Sundararajan.
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