Thomas Johnston, MD
NPI 1023103462 · Advanced Heart Failure and Transplant Cardiology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Johnston, MD is a Advanced Heart Failure and Transplant Cardiology Physician provider in Nashville, TN (NPI 1023103462).
Provider details
- NPI number
- 1023103462
- Entity type
- Individual
- Primary specialty
- Advanced Heart Failure and Transplant Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 20872 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,328 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 827 | $117 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 691 | $15 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 458 | $13 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 289 | $73 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 177 | $3 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Torsemide | 574 | 197 |
| Spironolactone | 405 | 118 |
| Carvedilol | 336 | 103 |
| Apixabanbrand: Eliquis | 328 | 75 |
| Sacubitril/Valsartanbrand: Entresto | 320 | 83 |
| Atorvastatin Calcium | 249 | 79 |
| Amlodipine Besylate | 237 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$186 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2022-01-27
Frequently asked questions
- What is Thomas Johnston's NPI number?
- Thomas Johnston's National Provider Identifier (NPI) is 1023103462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Johnston's specialty?
- Thomas Johnston is listed in the NPPES registry with a primary specialty of Advanced Heart Failure and Transplant Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Johnston located?
- Thomas Johnston's practice location on file with NPPES is 2400 Patterson St, Nashville, TN 37203-1562.
- What is Thomas Johnston's phone number?
- The practice phone number listed in the NPPES registry for Thomas Johnston is (615) 515-1900.
- Does Thomas Johnston accept Medicare?
- Thomas Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Johnston's NPI active?
- Yes — Thomas Johnston's NPI (1023103462) is active in the NPPES registry as of the last update on 2022-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.