John Nester, M.D.
NPI 1386737435 · Cardiovascular Disease Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1386737435
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-079263 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Digoxin | 196 | 76 |
| Metoprolol Succinate | 142 | 61 |
| Apixabanbrand: Eliquis | 120 | 36 |
| Furosemide | 88 | 29 |
| Warfarin Sodium | 75 | 28 |
| Rosuvastatin Calcium | 72 | 31 |
| Metoprolol Tartrate | 65 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2020-05-21
- Certified
- 2020-05-21
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.