Doctor profile · Federal record

Dr. THOMAS JOHNSTON, MD

Advanced Heart Failure and Transplant Cardiology Physician (CMS: CARDIOVASCULAR DISEASE (CARDIOLOGY)) · Cardiovascular Disease Physician · NASHVILLE, TN

  • NPI 1023103462
  • Accepts Medicare
  • MIPS 93.4 / 100 · 2023
  • 38 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
October 2006 — 20 yrs on file
Profile last updated
January 27, 2022
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RA0001X — NUCC code
State licenses (2)
Tennessee #20872 · Tennessee #MD20872
Medicaid (2)
TN #3825351 · KY #64929201

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023103462. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,934
Distinct HCPCS
10
Medicare allowed
$176,478
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 639 320 $119
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 318 236 $13
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 134 60 $75
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 122 115 $66
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 105 48 $113
99291 Critical care, first 30-74 minutes 103 36 $194
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 81 80 $3
99215 Established patient office or other outpatient visit, 40-54 minutes 80 52 $168
93312 Ultrasound of heart with probe in esophagus, with report 78 76 $100
99213 Established patient office or other outpatient visit, 20-29 minutes 75 67 $85

In context: peer comparison

Among 9 peers in this city , average services per provider: 84. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$186
Transactions
9
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 4 $69.25
E.R. Squibb & Sons, L.L.C. 1 $35.26
Abbott Laboratories 1 $33.13
Kiniksa Pharmaceuticals International, plc 1 $17.97
AstraZeneca Pharmaceuticals LP 1 $15.96
Janssen Pharmaceuticals, Inc 1 $14.17

By nature of payment

Food and Beverage
$186

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,554
Patients
959
Total drug cost
$598,161
Drug Type Claims Patients Total cost
Torsemide Generic 375 151 $13,235
Carvedilol Generic 268 103 $3,369
Spironolactone Generic 254 96 $2,553
Entresto (Sacubitril/Valsartan) Brand 219 66 $239,978
Eliquis (Apixaban) Brand 216 66 $207,671
Atorvastatin Calcium Generic 183 69 $2,771
Amlodipine Besylate Generic 164 73 $1,553
Metoprolol Succinate Generic 156 62 $4,022
Potassium Chloride Generic 150 57 $4,434
Jardiance (Empagliflozin) Brand 111 33 $112,850