Doctor profile · Federal record

Dr. Stephen Marietta, M.D.

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

  • NPI 1053301606
  • Accepts Medicare
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9330 Park West Blvd, Suite 202
Knoxville, TN 379234308
(865) 691-4850
fax (865) 694-8018

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
August 17, 2020
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RI0011X — NUCC code
State license (1)
Tennessee #16657

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053301606. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
823
Distinct HCPCS
8
Medicare allowed
$53,424
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 430 293 $83
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 229 214 $13
99204 New patient office or other outpatient visit, 45-59 minutes 60 60 $152
93242 Heart rhythm recording continous external ekg over more than 48 hours up to 7 days 46 44 $11
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $121
99214 Established patient office or other outpatient visit, 30-39 minutes 15 15 $118
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 14 11 $74
93244 Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days 13 13 $22

In context: peer comparison

Among 14 peers in this city , average services per provider: 109. This provider delivers 7.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,377
Patients
412
Total drug cost
$512,145
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 332 85 $367,327
Metoprolol Succinate Generic 111 47 $2,172
Carvedilol Generic 108 27 $789
Clopidogrel (Clopidogrel Bisulfate) Brand 102 33 $1,641
Metoprolol Tartrate Generic 98 37 $839
Amiodarone Hcl Generic 97 33 $3,385
Xarelto (Rivaroxaban) Brand 95 21 $86,004
Atorvastatin Calcium Generic 76 31 $863
Diltiazem 24hr Er (Cd) (Diltiazem Hcl) Brand 72 25 $2,617
Furosemide Generic 71 25 $517

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Marietta's medical specialty?
Dr. Stephen Marietta practices Interventional Cardiology Physician in Knoxville, TN.
Where does Dr. Stephen Marietta practice?
Dr. Stephen Marietta practices at 9330 Park West Blvd, Knoxville, TN 379234308. Office phone: 8656914850.
What is Dr. Stephen Marietta's NPI?
Dr. Stephen Marietta's National Provider Identifier (NPI) is 1053301606, issued by NPPES.
Does Dr. Stephen Marietta accept Medicare assignment?
Yes. Dr. Stephen Marietta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Marietta commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.