Doctor profile · Federal record

Dr. Zvonimir Krajcer, M.D.

Interventional Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Houston, TX

  • NPI 1801816335
  • Accepts Medicare
  • MIPS 84.4 / 100 · 2023
  • 56 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6624 Fannin St, Suite 2600
Houston, TX 770302338
(713) 790-9401
fax (713) 790-0353

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 21, 2023
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
207RI0011X — NUCC code
State license (1)
Texas #E5555

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801816335. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,003
Distinct HCPCS
10
Medicare allowed
$187,369
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 406 180 $127
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 157 110 $14
71046 X-ray of chest, 2 views 115 100 $34
93970 Ultrasound study of arm or leg veins with compression and maneuvers 65 54 $190
93880 Ultrasound of both sides of head and neck blood flow 50 41 $182
36482 Chemical destruction of first incompetent vein of arm or leg using imaging guidance 49 30 $1,728
93979 Ultrasound of aorta, vena cava, groin vessels or bypass grafts 33 26 $102
93925 Ultrasound of leg arteries or artery grafts 27 23 $243
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $167
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 21 19 $120

In context: peer comparison

Among 42 peers in this city , average services per provider: 116. This provider delivers 8.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,226
Transactions
71
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 9 $740.70
E.R. Squibb & Sons, L.L.C. 14 $189.70
Novartis Pharmaceuticals Corporation 12 $183.87
Novo Nordisk Inc 9 $171.79
Bard Peripheral Vascular, Inc. 2 $157.67
iRhythm Technologies, Inc. 9 $133.18
W. L. Gore & Associates, Inc. 1 $119.57
Merck Sharp & Dohme LLC 4 $80.02
Impulse Dynamics (USA) Inc. 1 $68.26
Janssen Pharmaceuticals, Inc 2 $48.98
Contego Medical, Inc 1 $45.91
Lexicon Pharmaceuticals, Inc. 2 $42.46
Boston Scientific Corporation 1 $38.81
PFIZER INC. 2 $38.26
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $37.26

By nature of payment

Food and Beverage
$1,803
Travel and Lodging
$424

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
802
Patients
250
Total drug cost
$121,187
Drug Type Claims Patients Total cost
Clopidogrel (Clopidogrel Bisulfate) Brand 121 40 $2,593
Metoprolol Succinate Generic 105 41 $2,330
Ezetimibe Generic 70 22 $3,286
Losartan Potassium Generic 70 28 $1,149
Atorvastatin Calcium Generic 64 22 $969
Rosuvastatin Calcium Generic 59 23 $1,069
Eliquis (Apixaban) Brand 51 15 $62,847
Nebivolol Hcl Generic 51 16 $4,779
Amlodipine Besylate Generic 47 19 $536
Spironolactone Generic 33 11 $522

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zvonimir Krajcer's medical specialty?
Dr. Zvonimir Krajcer practices Interventional Cardiology Physician in Houston, TX.
Where does Dr. Zvonimir Krajcer practice?
Dr. Zvonimir Krajcer practices at 6624 Fannin St, Houston, TX 770302338. Office phone: 7137909401.
What is Dr. Zvonimir Krajcer's NPI?
Dr. Zvonimir Krajcer's National Provider Identifier (NPI) is 1801816335, issued by NPPES.
Does Dr. Zvonimir Krajcer accept Medicare assignment?
Yes. Dr. Zvonimir Krajcer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zvonimir Krajcer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.