Doctor profile · Federal record

Dr. John Dieck, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Austin, TX

  • NPI 1427059310
  • Accepts Medicare
  • MIPS 90.3 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4316 James Casey St, Building A
Austin, TX 787451157
(512) 623-5300
fax (512) 623-5399
Mailing address
Po Box 1509
San Antonio, TX 782951509

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
June 24, 2011
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Texas #G8081
Medicaid (3)
TX #131632508 · TX #131632501 · TX #131632507

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427059310. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,224
Distinct HCPCS
10
Medicare allowed
$469,921
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,479 719 $129
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 1,335 699 $15
99215 Established patient office or other outpatient visit, 40-54 minutes 433 300 $180
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 263 122 $79
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 224 98 $30
93296 Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 223 98 $24
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 176 65 $118
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 158 151 $68
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 156 153 $68
99213 Established patient office or other outpatient visit, 20-29 minutes 143 127 $91

In context: peer comparison

Among 16 peers in Austin Cardiovascular Disease Physician, average services per provider: 115. This provider delivers 54× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,099
Transactions
62
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 26 $243.21
Bayer Healthcare Pharmaceuticals INC. 1 $200.00
Merck Sharp & Dohme LLC 8 $131.07
Actelion Pharmaceuticals US, INC. 9 $108.49
Abbott Laboratories 2 $77.44
CVRx, INC. 4 $76.26
Janssen Pharmaceuticals, INC 2 $60.15
Pfizer INC. 3 $57.24
Novo Nordisk INC 2 $50.39
Kiniksa Pharmaceuticals International, Plc 1 $24.85
E.R. Squibb & Sons, L.L.C. 1 $20.36
Agepha Pharma Fz LLC 1 $20.28
Scpharmaceuticals INC. 1 $14.56
Sanofi-Aventis U.S. LLC 1 $14.48

By nature of payment

Food and Beverage
$867
Consulting Fee
$200
Education
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,826
Patients
1,488
Total drug cost
$454,769
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 702 209 $12,042
Atorvastatin Calcium Generic 537 164 $7,751
Amlodipine Besylate Generic 427 134 $3,505
Carvedilol Generic 406 121 $4,776
Eliquis (Apixaban) Brand 381 87 $384,671
Rosuvastatin Calcium Generic 327 98 $5,849
Clopidogrel (Clopidogrel Bisulfate) Brand 321 84 $5,002
Torsemide Generic 296 101 $7,327
Lisinopril Generic 266 87 $2,166
Spironolactone Generic 258 94 $2,790

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Dieck's medical specialty?
Dr. John Dieck practices Cardiovascular Disease Physician in Austin, TX.
Where does Dr. John Dieck practice?
Dr. John Dieck practices at 4316 James Casey St, Austin, TX 787451157. Office phone: 5126235300.
What is Dr. John Dieck's NPI?
Dr. John Dieck's National Provider Identifier (NPI) is 1427059310, issued by NPPES.
Does Dr. John Dieck accept Medicare assignment?
Yes. Dr. John Dieck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Dieck 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.