Doctor profile · Federal record

Dr. Karen Wiarda, DO

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Cardiovascular Disease Physician · Clinical Cardiac Electrophysiology Physician · Mattoon, IL

  • NPI 1174733224
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Lerna RD S, Cardiovascular and Thoracic Surgery
Mattoon, IL 619389384
(217) 904-7000
fax (217) 904-7748
Mailing address
611 W Park St, Bwpc
Urbana, IL 618012500

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
March 12, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State licenses (3)
Illinois #036140067 · Michigan #5101016549 · Georgia #071651

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174733224. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,406
Distinct HCPCS
10
Medicare allowed
$140,666
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 520 475 $8
93798 Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services 360 38 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 344 214 $97
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 201 200 $67
93798 Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services 163 13 $25
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 154 148 $186
99214 Established patient office or other outpatient visit, 30-39 minutes 138 132 $124
93356 Heart muscle strain imaging 107 104 $35
99204 New patient office or other outpatient visit, 45-59 minutes 69 69 $130
Q9957 Injection, perflutren lipid microspheres, per ml 66 35 $44

In context: peer comparison

Among 4 peers in Mattoon Cardiovascular Disease Physician, average services per provider: 212. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lexicon Pharmaceuticals, INC. 1 $124.96

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,300
Patients
1,674
Total drug cost
$527,096
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 510 221 $8,106
Metoprolol Succinate Generic 471 193 $11,324
Amlodipine Besylate Generic 350 136 $3,005
Isosorbide Mononitrate ER (Isosorbide Mononitrate) Brand 338 110 $6,408
Ezetimibe Generic 335 130 $9,717
Entresto (Sacubitril/Valsartan) Brand 298 93 $263,734
Rosuvastatin Calcium Generic 296 124 $6,567
Eliquis (Apixaban) Brand 252 78 $202,649
Carvedilol Generic 245 92 $2,921
Furosemide Generic 238 104 $1,556

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Wiarda's medical specialty?
Dr. Karen Wiarda practices Cardiovascular Disease Physician in Mattoon, IL.
Where does Dr. Karen Wiarda practice?
Dr. Karen Wiarda practices at 100 Lerna RD S, Mattoon, IL 619389384. Office phone: 2179047000.
What is Dr. Karen Wiarda's NPI?
Dr. Karen Wiarda's National Provider Identifier (NPI) is 1174733224, issued by NPPES.
Does Dr. Karen Wiarda accept Medicare assignment?
Yes. Dr. Karen Wiarda accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Wiarda commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services (HCPCS 93798); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.