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Dr. Maya Thushari Dassanayake, MD
NPI1326576067PAC ID5193094381
- Medicare services, 2024
- 1,137
- Medicare patients, 2024
- 539
- Part D claims, 2024
- 2,605
- Publications
- 7
- Hospital affiliations
- 6
- Practice address
- 1005 Grove Rd, Greenville, SC 29605
- Practice phone
- Call (864) 454-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prisma Health University Medical Group
Greenville, South Carolina
Find Dr. Dassanayake's professional email, personal email and mobile number
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Dr. Maya Thushari Dassanayake is a cardiologist in Greenville, South Carolina
Dr. Dassanayake practices at Prisma Health University Medical Group in Greenville, South Carolina.
Dr. Dassanayake's NPI, 1326576067, was assigned on May 25, 2017. Dr. Dassanayake graduated from Wayne State University School of Medicine in 2017. Dr. Dassanayake holds South Carolina license 89750.
NPI and contact details
- NPI
- 1326576067NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193094381
- NPI enumeration date
- May 25, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (864) 454-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maya Thushari Dassanayake practices at Prisma Health University Medical Group in Greenville, South Carolina
Dr. Dassanayake's primary practice is Prisma Health University Medical Group, at 1005 Grove Rd, Greenville, SC 29605 in Greenville County. The practice phone is (864) 454-2000.
- Prisma Health University Medical Group1005 Grove Rd, Greenville, SC 29605 · Greenville CountyPhone(864) 454-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Maya Thushari Dassanayake is affiliated with 8 sites of care and 1 medical group
Dr. Dassanayake's primary practice is Prisma Health University Medical Group in Greenville, South Carolina. Dr. Dassanayake is also affiliated with Prisma Health Greenville Memorial Hospital. The medical group on file is Prisma Health Medical Group. Dmand AI also links Dr. Dassanayake to 5 more hospitals and 1 group practice or clinic, each named with a free account.
Prisma Health University Medical GroupPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Maya Thushari Dassanayake's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dassanayake practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prisma Health University Medical Group | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maya Thushari Dassanayake is one of 262 cardiologists in South Carolina
Cardiovascular disease is Dr. Dassanayake's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Dassanayake is licensed in South Carolina.
Specialties and state licenses
- Cardiovascular disease, South CarolinaPrimary
Cardiologists near Dr. Dassanayake
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. Maya Thushari Dassanayake billed Medicare for 1,137 services in 2024
CMS data shows 1,137 Medicare services from Dr. Dassanayake across 8 procedure codes in 2024, for 539 Medicare patients. Medicare paid $62,843 for them.
Medicare services, 20241,137
Medicare patients539
Paid by Medicare$62,843
Procedure codes8
Dr. Dassanayake's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1852024: 599224%
- Other services
- 2023: 02024: 421
- Tests and treatments
- 2023: 122024: 117875%
Where Dr. Dassanayake's Medicare services took place, 2024
- In an office95284%
- In a facility18516%
Dr. Dassanayake compared with the South Carolina median for cardiologists, 2024
- Dr. Dassanayake
- South Carolina median
- Medicare services
- 1,137vs 2,93061% below
- Medicare patients
- 539vs 1,17854% below
- Part D claims
- 2,393vs 2,380Close to median
Medians across 263 cardiologists in South Carolina with Dmand AI profiles that report each measure.
Dr. Dassanayake'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. Maya Thushari Dassanayake treated 539 Medicare patients in 2024, average age 75
CMS counts 539 Medicare patients who saw Dr. Dassanayake in 2024. The largest group is 65 to 74, with 217 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.67, 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. Dassanayake's median patient age at 63, with 58% women.
Medicare patients, 2024539
Average age75
Average risk score1.67
Also on Medicaid9%
Dr. Dassanayake's Medicare patients by age, 2024
Dr. Dassanayake's Medicare patients by sex, 2024
- Women26850%
- Men27150%
Chronic conditions among Dr. Dassanayake's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease53%
- Arthritis47%
- Atrial fibrillation42%
- Diabetes37%
- Heart failure37%
- Chronic kidney disease36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dassanayake's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Maya Thushari Dassanayake wrote 2,605 Medicare Part D claims in 2024
In 2024, Dr. Dassanayake wrote 2,605 Medicare Part D claims for 479 patients. 81% of them were for generic drugs. CMS names the drug for 2,393 of them, across 33 drugs with 11 or more claims each, at $446,265 in total drug cost. In 2023, CMS named 104 claims across 6 drugs.
Part D claims, 20242,605
Drugs named by CMS33
Total drug cost$446,265
Part D patients479
Dr. Dassanayake's Part D claims by kind of drug, 2024
- Generic2,106 claims81%
- Brand-name499 claims19%
Dr. Dassanayake'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: 1042024: 2,3932201%
Drugs named by CMS: 33 in 2024, 6 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
How Dr. Maya Thushari Dassanayake takes part in Medicare
Dr. Dassanayake accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Maya Thushari Dassanayake has 7 publications on record
Dmand AI links 7 papers to Dr. Dassanayake, published from 2014 to 2024. 2023 was the busiest year, with 3. The most frequent topics are Brain, Magnetic Resonance Imaging and Pregnancy Complications, Cardiovascular. Dr. Dassanayake's most frequent co-authors are Patrick T. Gleason, MD, Adam B. Greenbaum, MD and Michael Emanuel Halkos, MD.
Papers7
Years published2014 to 2024
Dr. Dassanayake's papers by year, 2014 to 2024
Topics Dr. Dassanayake writes about most
- Brain
- Magnetic Resonance Imaging
- Pregnancy Complications, Cardiovascular
Dr. Dassanayake's most frequent co-authors
- Patrick T. Gleason, MD1 shared paper
- Adam B. Greenbaum, MD1 shared paper
- Michael Emanuel Halkos, MD1 shared paper
Recent publications by Dr. Dassanayake
Ann Thorac Surg Short Rep
BrainBrain MappingConnectome
See who Dr. Dassanayake researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dassanayake 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. Maya Thushari Dassanayake received $2,786 in industry payments from 2022 to 2025
CMS Open Payments shows 101 general payments to Dr. Dassanayake from 20 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $619.
General payments to Dr. Dassanayake by program year, 2022 to 2025
Companies that paid Dr. Dassanayake the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Maya Thushari Dassanayake graduated from Wayne State University School of Medicine
Dr. Dassanayake graduated from Wayne State University School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Maya Thushari Dassanayake'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Maya Thushari Dassanayake
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. Maya Thushari Dassanayake's NPI number?
Dr. Maya Thushari Dassanayake's NPI number is 1326576067. It was assigned on May 25, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Maya Thushari Dassanayake?
Dr. Maya Thushari Dassanayake is a cardiologist in Greenville, South Carolina. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Maya Thushari Dassanayake practice?
Dr. Dassanayake practices at 1005 Grove Rd, Greenville, SC 29605. Dr. Dassanayake's primary practice is Prisma Health University Medical Group in Greenville, South Carolina. Dmand AI also links Dr. Dassanayake to 5 hospitals and 1 group practice or clinic.
What is Dr. Maya Thushari Dassanayake's office phone number?
The practice phone on file for Dr. Dassanayake is (864) 454-2000.
What is Dr. Maya Thushari Dassanayake's medical license number?
Dr. Dassanayake holds South Carolina license 89750.
Which hospitals is Dr. Maya Thushari Dassanayake affiliated with?
Dr. Dassanayake is affiliated with Prisma Health Greenville Memorial Hospital. Dmand AI links Dr. Dassanayake to 5 more hospitals.
What medical group is Dr. Maya Thushari Dassanayake part of?
Dr. Dassanayake is linked to Prisma Health Medical Group.
Does Dr. Maya Thushari Dassanayake accept Medicare?
Yes. CMS data shows Dr. Dassanayake billed Medicare for 1,137 services in 2024, and Dr. Dassanayake accepts Medicare assignment.
How many Medicare patients does Dr. Maya Thushari Dassanayake see?
CMS counts 539 Medicare patients who saw Dr. Dassanayake in 2024, with an average age of 75.
What services does Dr. Maya Thushari Dassanayake bill to Medicare?
In 2024, Dr. Dassanayake's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, new patient (99204).
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Where did Dr. Maya Thushari Dassanayake go to medical school?
Dr. Dassanayake graduated from Wayne State University School of Medicine in 2017.
What drugs does Dr. Maya Thushari Dassanayake prescribe most?
In 2024 Medicare Part D data, Dr. Dassanayake's most prescribed drugs by claims were Metoprolol Succinate, Rosuvastatin Calcium and Eliquis.
Has Dr. Maya Thushari Dassanayake received payments from drug or device companies?
CMS Open Payments shows $2,786 in general payments to Dr. Dassanayake from 20 companies from 2022 to 2025. The largest total came from Amgen Inc.
How long has Dr. Maya Thushari Dassanayake been practicing?
Dr. Dassanayake graduated from medical school in 2017, 9 years ago.
Does Dr. Maya Thushari Dassanayake do research?
Dmand AI links 7 publications to Dr. Dassanayake, published from 2014 to 2024.
Who does Dr. Maya Thushari Dassanayake publish with?
Dr. Dassanayake's most frequent co-authors are Patrick T. Gleason, MD (1 shared paper), Adam B. Greenbaum, MD (1 shared paper) and Michael Emanuel Halkos, MD (1 shared paper).
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