Doctor profile · Federal record

Dr. Maya Dassanayake, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Greenville, SC

  • NPI 1326576067
  • Accepts Medicare
  • MIPS 92.4 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1005 Grove RD
Greenville, SC 296054630
(864) 455-6900
fax (864) 255-5619
Additional location
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-5582
Mailing address
300 E McBee Ave Fl 4
Greenville, SC 296012842

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
January 26, 2026
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
South Carolina #89750

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326576067. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
197
Distinct HCPCS
4
Medicare allowed
$22,443
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 88 83 $119
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 49 31 $75
99204 New patient office or other outpatient visit, 45-59 minutes 48 48 $157
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 12 12 $65

In context: peer comparison

Among 16 peers in Greenville Cardiovascular Disease Physician, average services per provider: 102. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,091
Transactions
47
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Amgen INC. 8 $267.24
Novartis Pharmaceuticals Corporation 10 $160.16
Boston Scientific Corporation 1 $144.77
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 9 $136.84
Philips North America LLC 4 $99.79
Kiniksa Pharmaceuticals International, Plc 3 $56.49
Alnylam Pharmaceuticals INC. 3 $51.90
Atricure, INC. 2 $45.85
AstraZeneca Pharmaceuticals Lp 2 $40.36
E.R. Squibb & Sons, L.L.C. 2 $31.13
Merck Sharp & Dohme LLC 1 $21.29
Lexicon Pharmaceuticals, INC. 1 $18.71
Janssen Pharmaceuticals, INC 1 $16.26

By nature of payment

Food and Beverage
$1,091

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
58
Total drug cost
$15,119
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 37 32 $397
Nitroglycerin Generic 16 14 $158
Furosemide Generic 15 0 $51
Eliquis (Apixaban) Brand 14 12 $14,218
Amlodipine Besylate Generic 11 0 $74
Rosuvastatin Calcium Generic 11 0 $221

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maya Dassanayake's medical specialty?
Dr. Maya Dassanayake practices Cardiovascular Disease Physician in Greenville, SC.
Where does Dr. Maya Dassanayake practice?
Dr. Maya Dassanayake practices at 1005 Grove RD, Greenville, SC 296054630. Office phone: 8644556900.
What is Dr. Maya Dassanayake's NPI?
Dr. Maya Dassanayake's National Provider Identifier (NPI) is 1326576067, issued by NPPES.
Does Dr. Maya Dassanayake accept Medicare assignment?
Yes. Dr. Maya Dassanayake accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maya Dassanayake commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.