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 Lebanon Cardiovascular Disease Physician, 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

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Day's medical specialty?
Dr. Mark Day practices Cardiovascular Disease Physician in Lebanon, OR.
Where does Dr. Mark Day practice?
Dr. Mark Day practices at 525 N Santiam Hwy, Lebanon, OR 973554363. Office phone: 5412582101.
What is Dr. Mark Day's NPI?
Dr. Mark Day's National Provider Identifier (NPI) is 1225492796, issued by NPPES.
Does Dr. Mark Day accept Medicare assignment?
Yes. Dr. Mark Day accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Day commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional (HCPCS 93228). Source: CMS Medicare Physician & Other Practitioners file.