Marc Kirschner, MD
NPI 1871571216 · Cardiovascular Disease Physician · West Islip, NY
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Kirschner, MD is a Cardiovascular Disease Physician provider in West Islip, NY (NPI 1871571216).
Provider details
- NPI number
- 1871571216
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1273161 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
2,391 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 | 928 | $108 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 762 | $9 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 190 | $74 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 147 | $23 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 110 | $160 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 234 | 87 |
| Atorvastatin Calcium | 174 | 67 |
| Amlodipine Besylate | 142 | 59 |
| Losartan Potassium | 132 | 58 |
| Rosuvastatin Calcium | 95 | 38 |
| Furosemide | 93 | 40 |
| Apixabanbrand: Eliquis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$132 across 6 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
- 2006-01-05
- Last updated
- 2014-08-25
Frequently asked questions
- What is Marc Kirschner's NPI number?
- Marc Kirschner's National Provider Identifier (NPI) is 1871571216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Kirschner's specialty?
- Marc Kirschner is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Kirschner located?
- Marc Kirschner's practice location on file with NPPES is 540 Union Blvd, West Islip, NY 11795-3105.
- What is Marc Kirschner's phone number?
- The practice phone number listed in the NPPES registry for Marc Kirschner is (631) 669-2555.
- Does Marc Kirschner accept Medicare?
- Marc Kirschner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Kirschner's NPI active?
- Yes — Marc Kirschner's NPI (1871571216) is active in the NPPES registry as of the last update on 2014-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.