Doctor profile · Federal record

Dr. John Copanos, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Winchester, MA

  • NPI 1033282272
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41 Highland Ave
Winchester, MA 018901446
(781) 756-7095
Mailing address
3 Nokomis Way
Natick, MA 017606079

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
April 3, 2018
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #230411

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033282272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,753
Distinct HCPCS
4
Medicare allowed
$231,644
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 1,147 574 $126
99239 Hospital discharge day management, more than 30 minutes 377 361 $123
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 213 211 $184
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 16 13 $84

In context: peer comparison

Among 3 peers in Winchester Internal Medicine Physician, average services per provider: 229. This provider delivers 7.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
185
Patients
146
Total drug cost
$2,080
Drug Type Claims Patients Total cost
Prednisone Generic 37 36 $123
Cefpodoxime Proxetil Generic 27 27 $774
Azithromycin Generic 22 22 $84
Metoprolol Succinate Generic 20 19 $303
Atorvastatin Calcium Generic 19 0 $145
Furosemide Generic 18 13 $108
Amlodipine Besylate Generic 17 16 $107
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 13 $98
Pantoprazole Sodium Generic 11 0 $339

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Copanos's medical specialty?
Dr. John Copanos practices Internal Medicine Physician in Winchester, MA.
Where does Dr. John Copanos practice?
Dr. John Copanos practices at 41 Highland Ave, Winchester, MA 018901446. Office phone: 7817567095.
What is Dr. John Copanos's NPI?
Dr. John Copanos's National Provider Identifier (NPI) is 1033282272, issued by NPPES.
Does Dr. John Copanos accept Medicare assignment?
Yes. Dr. John Copanos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Copanos commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.