Nishtha Sareen

  • Nashville, TN
  • Cardiologist
NPI1154633899PAC ID3274832555
Medicare services, 2024
1,242
Medicare patients, 2024
603
Part D claims, 2024
2,381
Publications
17
Hospital affiliations
4
Practice address
4220 Harding Rd, PO Box 380, Nashville, TN 37205
Practice phone
Call (615) 222-2111
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Ascension Saint Thomas Hospital West

Hospital · Nashville, Tennessee

See all 8 affiliations

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Nishtha Sareen is a cardiologist in Nashville, Tennessee

Nishtha Sareen practices at Ascension Saint Thomas Hospital West in Nashville, Tennessee, part of Ascension Health Alliance.

Nishtha Sareen's NPI, 1154633899, was assigned on July 10, 2010. Nishtha Sareen holds Michigan license 4301100167.

NPI and contact details
Medicare PAC ID
3274832555
NPI enumeration date
July 10, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(615) 222-2111
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Nishtha Sareen practices at Ascension Saint Thomas Hospital West in Nashville, Tennessee

Nishtha Sareen's primary practice is Ascension Saint Thomas Hospital West, at 4220 Harding Rd, PO Box 380, Nashville, TN 37205 in Davidson County. The practice phone is (615) 222-2111.

Source: Dmand AI Affiliation Data

Nishtha Sareen is affiliated with 5 sites of care and 3 medical groups

Nishtha Sareen's primary practice is Ascension Saint Thomas Hospital West in Nashville, Tennessee, part of Ascension Health Alliance. Nishtha Sareen is also affiliated with Williamson Medical Center. The medical group on file is Ascension Saint Thomas Medical Partners. Dmand AI also links Nishtha Sareen to 2 more hospitals, 2 medical groups and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Nishtha Sareen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Nishtha Sareen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Nishtha Sareen practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Ascension Saint Thomas Hospital WestAvailable with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.

Nishtha Sareen is one of 424 cardiologists in Tennessee

Cardiovascular disease is Nishtha Sareen's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Nishtha Sareen's licenses on file in 2 states: Michigan and Tennessee.

Specialties and state licenses

  • Cardiovascular disease, MichiganPrimaryLicense 4301100167 · taxonomy 207RC0000X
  • Interventional cardiology, TennesseeLicense 72244 · taxonomy 207RI0011X

Cardiologists near Nishtha Sareen

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

Nishtha Sareen billed Medicare for 1,242 services in 2024

CMS data shows 1,242 Medicare services from Nishtha Sareen across 23 procedure codes in 2024, for 603 Medicare patients. Medicare paid $57,645 for them.

Medicare services, 20241,242
Medicare patients603
Paid by Medicare$57,645
Procedure codes23

Nishtha Sareen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 9902024: 72727%
Office and hospital visits
2023: 7552024: 50333%
Imaging
2023: 172024: 1229%

Where Nishtha Sareen's Medicare services took place, 2024

  • In an office47939%
  • In a facility76361%

Nishtha Sareen compared with the Tennessee median for cardiologists, 2024

  • Nishtha Sareen
  • Tennessee median
Medicare services
1,242vs 1,79031% below
Medicare patients
603vs 86630% below
Part D claims
2,155vs 1,79820% above

Medians across 428 cardiologists in Tennessee with Dmand AI profiles that report each measure.

Nishtha Sareen'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.

See all procedures by Nishtha Sareen

Need commercial claims for Nishtha Sareen?

Medicare shows one payer. Book a meeting to get commercial claims data for Nishtha Sareen and other cardiologists in Tennessee.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Nishtha Sareen treated 603 Medicare patients in 2024, average age 75

CMS counts 603 Medicare patients who saw Nishtha Sareen in 2024. The largest group is 65 to 74, with 215 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.73, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Nishtha Sareen's median patient age at 67, with 76% women.

Medicare patients, 2024603
Average age75
Average risk score1.73
Also on Medicaid20%

Nishtha Sareen's Medicare patients by age, 2024

Nishtha Sareen's Medicare patients by sex, 2024

  • Women34056%
  • Men26344%

Chronic conditions among Nishtha Sareen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease59%
  4. Arthritis57%
  5. Atrial fibrillation41%
  6. Diabetes40%
  7. Heart failure40%
  8. Anxiety38%

Share of Medicare patients with each condition. A patient can have several.

Nishtha Sareen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women76%
  • Men23%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Nishtha Sareen wrote 2,381 Medicare Part D claims in 2024

In 2024, Nishtha Sareen wrote 2,381 Medicare Part D claims for 421 patients. 84% of them were for generic drugs. CMS names the drug for 2,155 of them, across 34 drugs with 11 or more claims each, at $383,845 in total drug cost. In 2023, CMS named 1,691 claims across 29 drugs.

Part D claims, 20242,381
Drugs named by CMS34
Total drug cost$383,845
Part D patients421

Nishtha Sareen's Part D claims by kind of drug, 2024

  • Generic1,990 claims84%
  • Brand-name391 claims16%

Nishtha Sareen'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: 1,6912024: 2,15527%

Drugs named by CMS: 34 in 2024, 29 in 2023.

See all prescribing by Nishtha Sareen

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

Nishtha Sareen ranks in the 42nd percentile for coronary angioplasty and stenting in Medicare

Nishtha Sareen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Nishtha Sareen as offering telehealth. CMS counts 16 procedures of coronary angioplasty and stenting by Nishtha Sareen, more than 42% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Nishtha Sareen ranks in Medicare procedure volume

Coronary angioplasty and stenting
42nd percentile16 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Nishtha Sareen has 17 publications on record

Dmand AI links 17 papers to Nishtha Sareen, published from 2012 to 2025. 2025 was the busiest year, with 5. The most frequent topics are Coronary Artery Disease, Percutaneous Coronary Intervention and Acute Coronary Syndrome. Nishtha Sareen has published most often in Methodist Debakey Cardiovasc J. Nishtha Sareen's most frequent co-authors are Yashwant Agrawal, MD, Usman Baber, MD and Nitin Barman, MD.

Papers17
Years published2012 to 2025

Nishtha Sareen's papers by year, 2012 to 2025

Topics Nishtha Sareen writes about most

  • Coronary Artery Disease
  • Percutaneous Coronary Intervention
  • Acute Coronary Syndrome
  • Atherectomy, Coronary
  • Coronary Angiography
  • Echocardiography
  • Heart Diseases
  • Hemodynamics

Nishtha Sareen's most frequent co-authors

Recent publications by Nishtha Sareen

See all 17 publications and co-authors

See who Nishtha Sareen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Nishtha Sareen works with, so you can find a warm path to the right cardiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Nishtha Sareen received $16,549 in industry payments from 2016 to 2025

CMS Open Payments shows 184 general payments to Nishtha Sareen from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 60% of the total. Abbott Laboratories paid the most, $8,658.

General payments to Nishtha Sareen by program year, 2016 to 2025

General payments to Nishtha Sareen by kind, 2016 to 2025

$16.5Kin total
  • Food and beverage$9,96660%
  • Consulting fees$4,00024%
  • Travel and lodging$1,2458%
  • Speaker and faculty fees$1,0006%
  • Other$3382%

Companies that paid Nishtha Sareen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Nishtha Sareen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Nishtha Sareen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Nishtha Sareen

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Nishtha Sareen's NPI number?

Nishtha Sareen's NPI number is 1154633899. It was assigned on July 10, 2010, and it is active in the NPI Registry.

What does Nishtha Sareen specialize in?

Nishtha Sareen is a cardiologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Nishtha Sareen practice?

Nishtha Sareen practices at 4220 Harding Rd, PO Box 380, Nashville, TN 37205. Nishtha Sareen's primary practice is Ascension Saint Thomas Hospital West in Nashville, Tennessee, part of Ascension Health Alliance. Dmand AI also links Nishtha Sareen to 2 hospitals, 2 medical groups and 1 group practice or clinic.

What is Nishtha Sareen's office phone number?

The practice phone on file for Nishtha Sareen is (615) 222-2111.

What is Nishtha Sareen's medical license number?

Nishtha Sareen holds Michigan license 4301100167, one of the licenses on file in 2 states.

Which states has Nishtha Sareen been licensed in?

Dmand AI has state licenses on file for Nishtha Sareen in Michigan and Tennessee.

Which hospitals is Nishtha Sareen affiliated with?

Nishtha Sareen practices at Ascension Saint Thomas Hospital West in Nashville, Tennessee. Nishtha Sareen is also affiliated with Williamson Medical Center. Dmand AI links Nishtha Sareen to 2 more hospitals.

What medical group is Nishtha Sareen part of?

Nishtha Sareen is linked to Ascension Saint Thomas Medical Partners. Dmand AI links Nishtha Sareen to 2 more medical groups.

Does Nishtha Sareen accept Medicare?

Yes. CMS data shows Nishtha Sareen billed Medicare for 1,242 services in 2024, and Nishtha Sareen accepts Medicare assignment.

Does Nishtha Sareen offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Nishtha Sareen as offering telehealth services.

Show 7 more questionsShow fewer questions

How many Medicare patients does Nishtha Sareen see?

CMS counts 603 Medicare patients who saw Nishtha Sareen in 2024, with an average age of 75.

What services does Nishtha Sareen bill to Medicare?

In 2024, Nishtha Sareen's most billed Medicare services were heart test or procedure (93306), heart test or procedure (93010) and office visit, established patient (99213).

What drugs does Nishtha Sareen prescribe most?

In 2024 Medicare Part D data, Nishtha Sareen's most prescribed drugs by claims were Atorvastatin Calcium, Eliquis and Clopidogrel.

Has Nishtha Sareen received payments from drug or device companies?

CMS Open Payments shows $16,549 in general payments to Nishtha Sareen from 34 companies from 2016 to 2025. The largest total came from Abbott Laboratories.

How long has Nishtha Sareen been practicing?

Nishtha Sareen graduated from medical school in 2008, 18 years ago.

Does Nishtha Sareen do research?

Dmand AI links 17 publications to Nishtha Sareen, published from 2012 to 2025.

Who does Nishtha Sareen publish with?

Nishtha Sareen's most frequent co-authors are Yashwant Agrawal, MD (2 shared papers), Usman Baber, MD (2 shared papers) and Nitin Barman, MD (2 shared papers).

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