Doctor profile · Federal record

Dr. MARK DAY, DO

Cardiovascular Disease Physician (CMS: INTERNAL MEDICINE) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · LEBANON, OR

  • NPI 1225492796
  • Accepts Medicare
  • MIPS 83.2 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
525 N SANTIAM HWY
LEBANON, OR 973554363
(541) 258-2101
Additional location
3600 NW Samaritan Dr
Corvallis, OR 973303737
(541) 768-4906
fax (541) 768-4907
Mailing address
PO BOX 1193
CORVALLIS, OR 973391193

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
February 28, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State licenses (2)
Oregon #DO197880 · Oregon #182616

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225492796. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
222
Distinct HCPCS
8
Medicare allowed
$8,010
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 83 73 $8
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 56 56 $68
93228 Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional 19 19 $26
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 14 14 $14
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 13 13 $14
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $172
93308 Ultrasound of heart, follow-up 12 12 $25
93321 Ultrasound of heart blood flow, valves and chambers, follow-up 12 12 $7

In context: peer comparison

Among 1 peers in this city , average services per provider: 27. This provider delivers 8.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$295
Transactions
14
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 4 $57.83
Boston Scientific Corporation 1 $48.62
CVRx, Inc. 2 $43.33
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 2 $35.63
Kiniksa Pharmaceuticals International, plc 1 $26.34
E.R. Squibb & Sons, L.L.C. 1 $25.32
Inari Medical, Inc. 1 $21.28
Edwards Lifesciences Corporation 1 $20.84
Novo Nordisk Inc 1 $15.95

By nature of payment

Food and Beverage
$295

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
182
Patients
14
Total drug cost
$62,611
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 31 0 $41,424
Metoprolol Succinate Generic 24 14 $369
Atorvastatin Calcium Generic 22 0 $352
Losartan Potassium Generic 22 0 $270
Rosuvastatin Calcium Generic 16 0 $506
Spironolactone Generic 15 0 $134
Carvedilol Generic 14 0 $115
Jardiance (Empagliflozin) Brand 14 0 $18,788
Torsemide Generic 13 0 $462
Clopidogrel (Clopidogrel Bisulfate) Brand 11 0 $189

Hospital affiliations

CMS Hospital Compare