Doctor profile · Federal record

Dr. John Riddick, M.D.

Interventional Cardiology Physician (CMS: Interventional Cardiology) · Cardiovascular Disease Physician · Nashville, TN

  • NPI 1417131715
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2400 Patterson St, Suite 502
Nashville, TN 372031562
(615) 515-1900
fax (615) 292-4633

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
February 9, 2022
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RI0011X — NUCC code
State license (1)
Tennessee #37285
Medicaid (2)
TN #1505355 · KY #7100042790

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417131715. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,535
Distinct HCPCS
10
Medicare allowed
$211,034
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 2,146 1,578 $8
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 406 358 $65
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 388 295 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 367 238 $118
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 292 100 $73
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 71 71 $13
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 70 70 $72
93308 Ultrasound of heart, follow-up 68 58 $23
93321 Ultrasound of heart blood flow, valves and chambers, follow-up 67 57 $7
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 65 56 $3

In context: peer comparison

Among 15 peers in Nashville Interventional Cardiology Physician, average services per provider: 117. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$6,612
Transactions
33
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 11 $5,185.08
Abbott Laboratories 7 $591.99
Edwards Lifesciences Corporation 4 $401.93
Boston Scientific Corporation 4 $185.77
Abiomed 1 $140.51
ShockWave Medical, INC 2 $33.90
Inari Medical, INC. 1 $19.13
Pfizer INC. 1 $18.24
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $18.12
Kiniksa Pharmaceuticals International, Plc 1 $17.13

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$3,800
Food and Beverage
$1,732
Travel and Lodging
$1,080

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,208
Patients
430
Total drug cost
$174,020
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 157 32 $123,774
Atorvastatin Calcium Generic 156 60 $2,129
Carvedilol Generic 126 43 $1,399
Clopidogrel (Clopidogrel Bisulfate) Brand 105 52 $1,666
Furosemide Generic 102 43 $576
Metoprolol Succinate Generic 95 33 $1,705
Amlodipine Besylate Generic 94 37 $862
Losartan Potassium Generic 92 30 $1,376
Lisinopril Generic 62 24 $634
Rosuvastatin Calcium Generic 45 17 $958

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Riddick's medical specialty?
Dr. John Riddick practices Interventional Cardiology Physician in Nashville, TN.
Where does Dr. John Riddick practice?
Dr. John Riddick practices at 2400 Patterson St, Nashville, TN 372031562. Office phone: 6155151900.
What is Dr. John Riddick's NPI?
Dr. John Riddick's National Provider Identifier (NPI) is 1417131715, issued by NPPES.
Does Dr. John Riddick accept Medicare assignment?
Yes. Dr. John Riddick accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Riddick 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); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.