Varun Ayyaswami

  • Mendon, MA
  • Internist
NPI1306474432PAC ID1951720986
Medicare services, 2024
165
Medicare patients, 2024
82
Part D claims, 2024
484
Publications
21
Hospital affiliations
3
Practice address
55 North Ave, Mendon, MA 01756
Practice phone
Call (508) 334-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Umass Memorial Medical Center

Mendon, Massachusetts

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Varun Ayyaswami is an internist in Mendon, Massachusetts

Varun Ayyaswami practices at Umass Memorial Medical Center in Mendon, Massachusetts.

Varun Ayyaswami's NPI, 1306474432, was assigned on April 1, 2020. Varun Ayyaswami graduated from University of Maryland School of Medicine in 2020. Varun Ayyaswami holds Massachusetts license 1014890.

NPI and contact details
Medicare PAC ID
1951720986
NPI enumeration date
April 1, 2020
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(508) 334-1000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
32
Medical school graduation
2020

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

Varun Ayyaswami practices at Umass Memorial Medical Center in Mendon, Massachusetts

Varun Ayyaswami's primary practice is Umass Memorial Medical Center, at 55 North Ave, Mendon, MA 01756 in Worcester County. The practice phone is (508) 334-1000.

  • Umass Memorial Medical Center
    55 North Ave, Mendon, MA 01756 · Worcester CountyPhone(508) 334-1000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Varun Ayyaswami is affiliated with 4 sites of care and 1 medical group

Varun Ayyaswami's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Varun Ayyaswami is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Varun Ayyaswami to 2 more hospitals, each named with a free account.

See all 5 affiliations for Varun Ayyaswami

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Varun Ayyaswami's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Varun Ayyaswami practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Umass Memorial Medical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Varun Ayyaswami is one of 5,528 internists in Massachusetts

Internal medicine is Varun Ayyaswami's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Varun Ayyaswami is licensed in Massachusetts.

Specialties and state licenses

  • Internal medicine, MassachusettsPrimaryLicense 1014890 · taxonomy 207R00000X

Internists near Varun Ayyaswami

Counts of internists 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

Varun Ayyaswami billed Medicare for 165 services in 2024

CMS data shows 165 Medicare services from Varun Ayyaswami across 4 procedure codes in 2024, for 82 Medicare patients. Medicare paid $5,975 for them.

Medicare services, 2024165
Medicare patients82
Paid by Medicare$5,975
Procedure codes4

Varun Ayyaswami's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 642024: 11173%
Other services
2023: 02024: 54

Where Varun Ayyaswami's Medicare services took place, 2024

  • In an office1811%
  • In a facility14789%

Varun Ayyaswami compared with the Massachusetts median for internists, 2024

  • Varun Ayyaswami
  • Massachusetts median
Medicare services
165vs 43162% below
Medicare patients
82vs 19458% below
Part D claims
225vs 40244% below

Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.

Varun Ayyaswami'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 Varun Ayyaswami

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

Varun Ayyaswami treated 82 Medicare patients in 2024, average age 67

CMS counts 82 Medicare patients who saw Varun Ayyaswami in 2024. The largest group is 65 to 74, with 32 patients. 71% of them have high blood pressure, and 66% have high cholesterol. 46% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Varun Ayyaswami's median patient age at 64, with 40% women.

Medicare patients, 202482
Average age67
Average risk score1.28
Also on Medicaid46%

Varun Ayyaswami's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Varun Ayyaswami's Medicare patients by sex, 2024

  • Women4352%
  • Men3948%

Chronic conditions among Varun Ayyaswami's Medicare patients, 2024

  1. High blood pressure71%
  2. High cholesterol66%
  3. Arthritis46%
  4. Mood disorders41%
  5. Anxiety37%
  6. Depression33%
  7. Diabetes29%
  8. Chronic kidney disease27%

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

Varun Ayyaswami's patients across all payers

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

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women40%
  • Men60%

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

Varun Ayyaswami wrote 484 Medicare Part D claims in 2024

In 2024, Varun Ayyaswami wrote 484 Medicare Part D claims for 162 patients. 89% of them were for generic drugs. CMS names the drug for 225 of them, across 11 drugs with 11 or more claims each, at $16,240 in total drug cost. In 2023, CMS named 22 claims across 2 drugs.

Part D claims, 2024484
Drugs named by CMS11
Total drug cost$16,240
Part D patients162

Varun Ayyaswami's Part D claims by kind of drug, 2024

  • Generic432 claims89%
  • Brand-name and other52 claims11%

Varun Ayyaswami'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 Varun Ayyaswami's Part D claims, 2024

  • Opioids5%22 of 484 claims
  • Antibiotics3%14 of 484 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: 222024: 225923%

Drugs named by CMS: 11 in 2024, 2 in 2023.

See all prescribing by Varun Ayyaswami

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

Varun Ayyaswami offers telehealth to Medicare patients

Varun Ayyaswami accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Varun Ayyaswami as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Varun Ayyaswami has 21 publications on record

Dmand AI links 21 papers to Varun Ayyaswami, published from 2018 to 2024. 2020 was the busiest year, with 4. The most frequent topics are Health Literacy, Comprehension and History, 20th Century. Varun Ayyaswami has published most often in JAMA Dermatol. Varun Ayyaswami's most frequent co-authors are Nitin Agarwal, MBBS, Raghav Gupta, MD and Raghav Gupta, MD.

Papers21
Years published2018 to 2024

Varun Ayyaswami's papers by year, 2018 to 2024

Topics Varun Ayyaswami writes about most

  • Health Literacy
  • Comprehension
  • History, 20th Century
  • Internet
  • Patient Education as Topic
  • Dermatology
  • Reading
  • Communication

Varun Ayyaswami's most frequent co-authors

Recent publications by Varun Ayyaswami

See all 21 publications and co-authors

See who Varun Ayyaswami researches with

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

How network discovery works

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

Varun Ayyaswami graduated from University of Maryland School of Medicine

Varun Ayyaswami graduated from University of Maryland School of Medicine in 2020.

  1. Medical schoolUniversity of Maryland School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Varun Ayyaswami'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
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 Varun Ayyaswami

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

What is Varun Ayyaswami's NPI number?

Varun Ayyaswami's NPI number is 1306474432. It was assigned on April 1, 2020, and it is active in the NPI Registry.

What does Varun Ayyaswami specialize in?

Varun Ayyaswami is an internist in Mendon, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Varun Ayyaswami practice?

Varun Ayyaswami practices at 55 North Ave, Mendon, MA 01756. Varun Ayyaswami's primary practice is Umass Memorial Medical Center in Mendon, Massachusetts. Dmand AI also links Varun Ayyaswami to 2 hospitals.

What is Varun Ayyaswami's office phone number?

The practice phone on file for Varun Ayyaswami is (508) 334-1000.

What is Varun Ayyaswami's medical license number?

Varun Ayyaswami holds Massachusetts license 1014890.

Which hospitals is Varun Ayyaswami affiliated with?

Varun Ayyaswami is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Varun Ayyaswami to 2 more hospitals.

What medical group is Varun Ayyaswami part of?

Varun Ayyaswami is linked to UMass Memorial Medical Group.

Does Varun Ayyaswami accept Medicare?

Yes. CMS data shows Varun Ayyaswami billed Medicare for 165 services in 2024, and Varun Ayyaswami accepts Medicare assignment.

Does Varun Ayyaswami offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Varun Ayyaswami as offering telehealth services.

How many Medicare patients does Varun Ayyaswami see?

CMS counts 82 Medicare patients who saw Varun Ayyaswami in 2024, with an average age of 67.

Show 6 more questionsShow fewer questions

What services does Varun Ayyaswami bill to Medicare?

In 2024, Varun Ayyaswami's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).

Where did Varun Ayyaswami go to medical school?

Varun Ayyaswami graduated from University of Maryland School of Medicine in 2020.

What drugs does Varun Ayyaswami prescribe most?

In 2024 Medicare Part D data, Varun Ayyaswami's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Lisinopril.

How long has Varun Ayyaswami been practicing?

Varun Ayyaswami graduated from medical school in 2020, 6 years ago.

Does Varun Ayyaswami do research?

Dmand AI links 21 publications to Varun Ayyaswami, published from 2018 to 2024.

Who does Varun Ayyaswami publish with?

Varun Ayyaswami's most frequent co-authors are Nitin Agarwal, MBBS (4 shared papers), Raghav Gupta, MD (3 shared papers) and Raghav Gupta, MD (3 shared papers).

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