Doctor profile · Federal record

Dr. Dionyssios Robotis, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Clinical Cardiac Electrophysiology Physician · Leominster, MA

  • NPI 1306828520
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
50 Memorial Dr
Leominster, MA 014532238
(978) 466-2052
Additional location
55 Lake Ave N
Worcester, MA 016550002
(508) 334-1000
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
January 29, 2023
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Massachusetts #213608
Medicaid
MA #0164381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306828520. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,469
Distinct HCPCS
10
Medicare allowed
$107,176
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 1,144 897 $8
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 465 283 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 319 228 $93
99214 Established patient office or other outpatient visit, 30-39 minutes 197 148 $131
99212 Established patient office or other outpatient visit, 10-19 minutes 56 46 $58
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 55 53 $84
93280 Programming of dual lead pacemaker system 47 37 $82
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $172
99203 New patient office or other outpatient visit, 30-44 minutes 25 25 $112
99215 Established patient office or other outpatient visit, 40-54 minutes 24 23 $185

In context: peer comparison

Among 4 peers in Leominster Cardiovascular Disease Physician, average services per provider: 124. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,978
Transactions
16
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 12 $1,813.49
Boston Scientific Corporation 3 $157.57
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $6.89

By nature of payment

Travel and Lodging
$1,193
Food and Beverage
$785

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,882
Patients
597
Total drug cost
$717,993
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 390 101 $482,468
Metoprolol Succinate Generic 233 80 $6,661
Atorvastatin Calcium Generic 190 61 $4,775
Metoprolol Tartrate Generic 135 43 $1,539
Amlodipine Besylate Generic 125 51 $1,290
Furosemide Generic 123 45 $1,152
Xarelto (Rivaroxaban) Brand 92 32 $124,974
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 86 24 $3,179
Losartan Potassium Generic 86 27 $2,282
Lisinopril Generic 85 30 $664

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dionyssios Robotis's medical specialty?
Dr. Dionyssios Robotis practices Cardiovascular Disease Physician in Leominster, MA.
Where does Dr. Dionyssios Robotis practice?
Dr. Dionyssios Robotis practices at 50 Memorial Dr, Leominster, MA 014532238. Office phone: 9784662052.
What is Dr. Dionyssios Robotis's NPI?
Dr. Dionyssios Robotis's National Provider Identifier (NPI) is 1306828520, issued by NPPES.
Does Dr. Dionyssios Robotis accept Medicare assignment?
Yes. Dr. Dionyssios Robotis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dionyssios Robotis commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.