Eric Bader, M.D.
NPI 1831403534 · Clinical Cardiac Electrophysiology Physician · Greenwich, CT
Enrolled with Medicare as Practitioner - Cardiac Electrophysiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Bader, M.D. is a Clinical Cardiac Electrophysiology Physician provider in Greenwich, CT (NPI 1831403534).
Provider details
- NPI number
- 1831403534
- Entity type
- Individual
- Primary specialty
- Clinical Cardiac Electrophysiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 54102 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,375 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 910 | $8 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 773 | $8 |
| Electrocardiogram (ecg) Up to 30 Days Continuous With Review and Report By Health Care Professional93228 | 144 | $25 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 131 | $101 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 | $100 |
| Programming of Dual Lead Pacemaker System |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 125 | 56 |
| Apixabanbrand: Eliquis | 89 | 34 |
| Amiodarone Hcl | 34 | 21 |
| Furosemide | 31 | 11 |
| Valsartan | 25 | — |
| Diltiazem Hclbrand: Diltiazem 24hr Er (cd) | 25 | 14 |
| Rosuvastatin Calcium | 24 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-08-05
- Last updated
- 2016-03-16
Frequently asked questions
- What is Eric Bader's NPI number?
- Eric Bader's National Provider Identifier (NPI) is 1831403534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Bader's specialty?
- Eric Bader is listed in the NPPES registry with a primary specialty of Clinical Cardiac Electrophysiology Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Bader located?
- Eric Bader's practice location on file with NPPES is 15 Valley Dr, Greenwich, CT 06831-5205.
- What is Eric Bader's phone number?
- The practice phone number listed in the NPPES registry for Eric Bader is (203) 863-4210.
- Does Eric Bader accept Medicare?
- Eric Bader is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Bader's NPI active?
- Yes — Eric Bader's NPI (1831403534) is active in the NPPES registry as of the last update on 2016-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.